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Agency partners

Find and connect with a certified Agency Partner

Need a hand getting your automated messaging efforts to the next level? Discover our certified partners in our partner community. Whether you’re looking for a strategic consultation or full-service execution, you’ll find the right fit here.

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Matchmaking agent
Certified Partner
Certified Partner
Solaris Digital (Brooke Hart)
Brooke Hart is a fractional marketing leader with over 15 years of experience helping brands build and scale high-performing lifecycle and email programs. A longtime Customer.io expert, she has guided businesses through full platform stand-ups, lifecycle strategies, scalability through automation, and optimization tactics to drive retention and revenue growth. Through her consultancy and complimenting agency, Solaris Digital, Brooke blends strategic insight with hands-on execution support — helping teams turn complex customer journeys into simple, scalable systems that deliver measurable impact.
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Certified Partner
Certified Partner
In Digital
We are In Digital, the in-house marketing agency. We specialise in operating in-house as an extension of your team, embedding strategy, technology and expertise at the heart of your business to drive smarter, data-led customer engagement across the full lifecycle from acquisition through to retention, loyalty and reactivation. We help clients like The Financial Times, Experian and Overleaf plan, build and scale high-performing engagement ecosystems in-house, spanning CRM strategy, marketing automation, CDP activation, personalisation, lifecycle design, and retention optimisation - delivering measurable growth in customer lifetime value. At In Digital, we’ve dismantled the traditional client/agency model, working seamlessly alongside CRM, data and commercial teams to design and execute engagement strategies that are insight-led, test-and-learn driven, and fully integrated across paid, owned and onsite channels. Whether you’re looking for a great new agency that operates like your in house team, or you’re interested in how we’re helping our clients develop owned, in-house capability and IP, we’d love to chat.
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Certified Partner
Certified Partner
Digi Storms
At Digi Storms, we're on a mission to redefine email marketing for SaaS companies. Want to know our secret sauce? 👇 Throughout our journey, we've had the privilege of helping SaaS businesses grow. How? By crafting emailing strategies that resonate deeply with each client's unique narrative. Here's what's in our toolbox: 💌 Customized Email Marketing Campaigns: Tailored to echo your brand's voice and engage your audience at every stage. 📊 Data-Driven Insights: We don't just send emails; we tell stories backed by data, driving real engagement and growth. 🔍 Behavioral Segmentation: Pinpoint precision in reaching the right audience with the right message. 💡 Creative Content Development: Crafting messages that not only inform but captivate. But here's what truly makes Digi Storms different – our approach. We believe in the power of collaboration. Partnering with clients to turn their visions into effective email strategies. How do we make it happen? 🤝 Creating deep partnerships with clients to align our email strategies with their goals. 🧠 Drawing on extensive industry knowledge and a drive for digital marketing innovation. So, if you're looking to: 🚀 Elevate your email marketing beyond the conventional. 📈 Craft a digital presence that’s as dynamic and unique as your SaaS product. 💥 Ignite growth and build lasting relationships with your users. Let's connect! Drop us a message, and let's explore how we can take your email marketing to the next level.
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Certified Partner
Certified Partner
The Refinery
At ROI Refinery, we are passionate about turning data into actionable insights that drive your business forward. Specializing in comprehensive data analytics and digital strategy, we help companies unlock their full potential by leveraging the power of data. Our mission is to transform the complex world of data into clear, strategic steps that fuel growth and enhance your bottom line. Founded by experts in the fields of data science, marketing, and business strategy, ROI Refinery stands at the forefront of innovation, blending advanced analytical techniques with practical business acumen. We understand that every business is unique, which is why we tailor our services to meet your specific needs, whether it's boosting your marketing ROI, streamlining operations, or enhancing customer engagement. Our suite of services includes data analysis, predictive modeling, performance tracking, and strategic consulting. We pride ourselves on our ability to distill vast amounts of information into concise, actionable insights that help you make informed decisions. With ROI Refinery, you gain a trusted partner dedicated to navigating the complexities of data to uncover opportunities for growth and efficiency. Join the many businesses that have experienced transformation through our bespoke data solutions. Discover how ROI Refinery can help you turn data into your most valuable asset, empowering you to stay ahead in an ever-evolving marketplace. Let’s refine your path to success together.
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Certified Partner
Certified Partner
COB Consulting
Hi! I’m Chris O'Brien (aka COB!) — a versatile marketing professional with 17 years of experience driving growth at companies such as Grubhub, Orbitz.com, Blue Apron, and Birchbox, leading teams in acquisition marketing, CRM/retention marketing, and product marketing. Think of me as a Swiss Army knife — I can support high-level initiatives such as headcount planning, KPI setting, and team roadmap development, while also diving into the details. Whether it’s working hands-on with CRM systems, deploying campaigns across channels like email, SMS or push notifications, or troubleshooting technical issues, I’m ready to contribute. I’m passionate about identifying business opportunities and creating strategic marketing programs that drive success. Known for being a positive, resourceful problem solver, I’m dedicated to delivering exceptional customer experiences.
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Certified Partner
Certified Partner
Iverksetter
Unlock growth potential without risk with your own dedicated Growth Marketer on a subscription-based model. We provide a comprehensive suite of tools encompassing everything from web design and development to advanced paid media and lifecycle email marketing. At Iverksetter, we journey through the entire customer experience, prioritizing meaningful growth by laying strong fundamentals. Benefit from a flexible monthly subscription and manage your projects effortlessly through a personalized client portal in Notion. We're passionate about collaborating with startups and SaaS companies that are at the forefront of innovative technology and sustainable solutions.
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Certified Partner
Certified Partner
Optiblack
Optiblack is #1 Leading Product Growth partner who has worked with 30+ SaaS companies to drive product growth. They are only ones who provide setup, implementation support, training, continuous support, growth assistance after implementation
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Certified Partner
Certified Partner
FlowHQ
FlowHQ takes the complexity out of business data and automation. We work alongside our clients to streamline their sales, marketing and customer relationship management with a focus on data and shaping bespoke solutions that help improve their customer lifecycle.
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Certified Partner
Certified Partner
Preeti Kelapure Consulting
CRM | Lifecycle Marketing Leader | ex- Square, Glassdoor, Zynga I'm currently focused on advisory roles in Lifecycle & Retention Marketing,
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Certified Partner
Certified Partner
Etumos
Etumos is a marketing technology consultancy focused on innovating B2B & B2C marketing. Our technologists ensure that all businesses, whether startup or enterprise, receive expert level marketing automation, operations, and strategy consulting.
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Certified Partner
Certified Partner
Fishknife LLP
Automations without developers. Operations without tears. Tl;dr No-code ops automations for (impatient) founders Fishknife is a Digital Operations Agency serving early stage founders and investors. We build next-level ops processes using low-code automations and AI.
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Certified Partner
Certified Partner
Parallel 9
Parallel 9 is a UK-based performance marketing agency that helps e-commerce and direct-to-consumer brands grow faster and more profitably. They specialise in building data-driven marketing strategies across paid media, design and customer engagement channels, including Meta Ads, Google Ads, TikTok, email and SMS. Parallel 9 looks at the whole customer journey to create bespoke channel mixes that drive revenue and improve return on ad spend, rather than relying on one-size-fits-all retainers. The team blends strategic insight with performance creative, influencer marketing and rigorous analysis to help ambitious online brands scale and strengthen their customer relationships.
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Certified Partner
Certified Partner
Romain Finot
Product Growth Advisor. I help companies achieve their business goals by analyzing product usage data & enhancing user experience through growth experiments: 📝 Method: - Definition of business objectives - Implementation of the tracking plan and data stack - Data analysis and user research - Experiments on short sprints (4 to 8 weeks) 🧰 Deliverables: - Document outlining quantifiable business objectives - Evolving and editable tracking plan - Set of tools for tracking/data activation - Product dashboards - User questionnaires (Typeform, Maze) and analyses - Proposed experimentation roadmap Need assistance with any of the detailed topics above? Feel free to reach out!
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Certified Partner
Certified Partner
María Sainz - CRM | Sales Operations | Marketing Automation
I'm María, a CRM, Sales Operations, and Marketing Automation specialist. I excel in optimizing processes, streamlining workflows, and executing targeted marketing campaigns to drive business growth. Why Choose Me: CRM Specialist: Experience in CRM platforms Salesforce, HubSpot, and Pipedrive. I handle everything from initial configuration to ongoing management and optimization. Process Optimization: Skilled in fine-tuning processes and workflows to enhance efficiency and productivity, resulting in improved sales performance and customer satisfaction. Marketing Automation: Expertise in designing and implementing multichannel and automated marketing campaigns, leveraging CRM data to deliver personalized messaging and drive engagement. (Whatsapp, Email, SMS) Data Analysis and Reporting: Proficient in extracting actionable insights from CRM data to inform strategic decision-making and drive continuous improvement. Affiliate/Partnership Strategy: Experienced in developing and executing effective affiliate and partnership strategies to expand reach and drive revenue growth. Services Offered: CRM Configuration and Set-Up Process Optimization and Automation Whatsapp/Email Marketing Integration, Management and Automation Marketing Campaign Development and Execution Data Analysis and Reporting Affiliate/Partnership Strategy Development I'm dedicated to delivering top-notch solutions that drive results for your business. If you're ready to elevate your CRM, Sales Operations, and Marketing Automation efforts, let's collaborate and achieve your goals together. Don't hesitate to reach out, and let's start a conversation today!
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Certified Partner
Certified Partner
Genius Level
Across organisations, people feel powerless when their software holds them back and they can't explain what they need to IT and software providers. At Genius Level, we give you the tools to talk tech and the know-how to drive change, so you can cut through the red tape, deal with stubborn setbacks, and make your business flipping fantastic.
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Certified Partner
Certified Partner
good thinking CRM
At good thinking, we are a passionate and innovative experts in multichannel lifecycle marketing. With more than 10 years of experience, we can not wait to support you in developing and launching a CRM strategy that both you and your customers will love. Whether you are just starting out on your CRM journey or are ready to take your existing setup to the next level, we are excited to offer you a package tailored to your company's individual needs.
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Certified Partner
Certified Partner
Little Nudge Marketing B.V.
Little Nudge Marketing specializes in helping small businesses and startups in SaaS, e-commerce, and the hospitality and travel industries master marketing automation. We build smarter, more effective marketing systems using Customer.io, enabling you to save time and focus on growth. Whether you're a lean startup or a growing business, we provide the strategic thinking and hands-on execution needed to build a robust automation framework. Our primary services include: * Marketing automation strategy and execution * Seamless migration to Customer.io from other platforms * Custom email development, including expert copywriting, design, and coding What makes us different is our collaborative and empathetic approach. We believe in empowering our clients, not just executing tasks. We work with you as a partner, providing honest feedback and transparent insights into your marketing strategy. We won't simply tell you what to do; we'll explain the 'why' behind every decision, helping you understand your audience and become a more effective marketer. Our goal is to meet you where you are and provide you with a system that works for you; a system built on trust, clear communication, and a shared vision for success.
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Certified Partner
Certified Partner
GrowthBench
GrowthBench helps ambitious companies unlock lifecycle marketing’s full potential—turning personalized, data-driven journeys into measurable revenue. As a specialized consultancy, we provide fractional leadership, managed growth services, full-service recruiting, and staff augmentation that empower teams to scale without the cost and complexity of building in-house. We’ve partnered with over 900 leading brands—including Dropbox, Dialpad, Vuori, and Tonal—to deliver high-impact lifecycle programs that improve retention, accelerate acquisition, and maximize ROI. Our elite network of vetted experts works seamlessly with Customer.io, building clean data foundations, orchestrating targeted campaigns, and implementing automated workflows that adapt to customer behavior in real time. From data governance and analytics & attribution to customer journey optimization and conversion rate enhancement, we bring the right people, processes, and technology to your specific challenge. With hands-on experience across 500+ marketing and data tools, we integrate Customer.io into a broader, unified growth stack—ensuring every message is timely, relevant, and revenue-driving. Whether you’re an early-stage startup launching your first lifecycle program, a high-growth business scaling personalized campaigns, or an established brand evolving your retention strategy, GrowthBench delivers scalable, measurable outcomes that turn Customer.io into a true growth engine.
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Certified Partner
Certified Partner
Quentin Durantay
Product lover ❤️ Growth practitioner 🤖 Python developer 🐍 7 years of experience in startups and growth. I've done business studies, but let's be honest, I'm an engineer at heart. I love solving complex and novel business problems by developing technical solutions.
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Certified Partner
Certified Partner
Navigator Tech Solutions
We are a strategic and technical marketing company that marries light-weight development with world class marketing to help your company build trust and develop a strong relationship with your customers. We do this by designing key communication that addresses friction and opportunities for better engagement to drive profitability from your current customers and leads. Our core customers use us for managing or migrating marketing technologies, designing scaleable automated solutions, and operationalizing AI driven methodologies in their business. We work with teams of all sizes from Small Businesses to Enterprise Organizations and Fortune 500 Companies. We love edge cases that require unique solutions, and streamlining complicated or complex flows into streamlined and scaleable systems. Email, SMS, in-app, and push notifications cover the vast majority of the communication programs we build and we integrate end to end campaign journey management to deliver high value ROI on our programs. If you are looking for a migration partner, want to solve for net recurring revenue, or drive outcomes in among your current customers and leads, we are the partner for you. Please reach out for an intro strategy session to see if it makes sense to work together.
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Certified Partner
Certified Partner
QualityPro Hub
Empowering Your Business Through Tailored Solutions At QualityPro Hub, integrity is the foundation of every engagement. We help organizations navigate high-stakes challenges with ethical, strategic solutions that deliver clarity, performance, and measurable results. Our globally experienced team combines insight with execution to build trust and lasting impact. We offer services across strategy, operations, technology, marketing, talent, and project/program management. From vendor vetting to growth planning and cultural alignment, our work is outcome-driven, customized, and always grounded in doing what’s right for our clients. Our Capabilities: * Technology Consulting & Enablement * AI & GenAI Solutions Enablement * Marketing, Sales, Ads & Media Enablement * Project & Program Management * Corporate Training & Development * Vendor Vetting, Qualification & Management
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Certified Partner
Certified Partner
Lifecycle Department
Founded in 2020, Lifecycle Department is a boutique lifecycle marketing consultancy. We specialize in email, push, and SMS for companies with large, complex user bases that need sophisticated programs, not just campaigns.
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Certified Partner
Certified Partner
Untold Martech
We are a team of marketing technologist specialized in different MarTech solutions and support our clients to make getting the most out of their MarTech stack.
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Certified Partner
Certified Partner
Algorithmic
Algorithmic is a specialist software development and engineering studio that builds Full Digital Products, Machine Learning & AI systems, and Data Platforms where technical complexity is a strategic variable. Beyond building, we help growth teams take their product to the market through sophisticated marketing pipelines by bridging the the gap between your product's backend infrastructure and your marketing automation. Led entirely by senior engineers, we partner with growth and lifecycle teams to handle the complex technical lifting required to unlock Customer.io’s full potential. We ensure your marketing stack works flawlessly so you can focus on strategy, messaging, and conversion. How we support marketing & growth teams: * Precise event tracking & integration: We implement custom behavioral tracking across your Web and Mobile apps (iOS, Android). We ensure that every user action, no matter how complex, is instantly available in Customer.io to trigger real-time campaigns. * Complex data pipelines: We connect your disparate data sources (CRMs, internal databases, data warehouses) directly into Customer.io. We eliminate manual data uploads and ensure your messaging is always led by accurate, real-time information. * Predictive audience intelligence (AI/ML): We build custom Machine Learning models, such as churn risk forecasting, lead scoring, and product recommendation engines, and pipe those insights directly into Customer.io as actionable user attributes for highly targeted segmentation. We work with organizations where technical execution drives revenue. What we bring is senior thinking, rigorous execution, and full accountability from scoping through deployment. Contact us at info@algorithmic.co or drop a line at +1 (858) 294-5690 If it's worth building, build it well.
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Certified Partner
Certified Partner
INCORE
INCORE — Strategic Digital Growth, Web Innovation & AI Automation INCORE is a boutique, award-winning digital agency helping ambitious brands grow through strategy, design, advanced technology, and performance-driven execution. Based in New Jersey and serving clients across North America and EMEA, we partner with organizations that value long-term thinking, measurable outcomes, and meaningful collaboration — not quick, one-off projects. We combine creative vision with technical depth to design and build modern digital ecosystems. From high-impact websites and scalable web applications to AI-powered marketing automation and lifecycle journeys, our work is focused on helping brands connect with their audiences more intelligently and grow sustainably. Our team blends strategic marketing insight, UX excellence, and engineering expertise to transform complex business goals into powerful digital experiences. Our capabilities include: * Web Design & Development: bespoke, conversion-focused websites and digital experiences. * Custom Web Applications & Platforms: modern React/Next.js builds, integrations, and data-driven digital products designed to scale. * AI & Marketing Automation: customer journeys, behavioral segmentation, lifecycle messaging, and advanced automation powered by platforms like Customer.io. * Growth Marketing: SEO, paid media, CRO, and analytics aligned to real business KPIs. * Strategy & Consulting: helping companies align technology, messaging, and performance into one cohesive roadmap. Unlike traditional agencies, INCORE is intentionally selective about who we work with. Most of our clients stay with us for years — not months — because we operate as a strategic partner invested in their evolution, not a vendor delivering quick deliverables. From concept to launch and long-term optimization, we help organizations build durable digital infrastructure that continues to perform well beyond initial deployment. If you’re looking for an experienced partner that blends AI-driven automation, web innovation, and growth strategy — and you’re ready to invest in meaningful progress — INCORE is built for you.
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Certified Partner
Certified Partner
Emails Kingdom
About Emails Kingdom We help businesses turn complicated email setups into clear, revenue-driving systems. We combine strategy, automation, and deliverability expertise to make your lifecycle marketing actually work. Why our clients come to us * Flows are a mess, nothing connects properly * Personalization feels generic and irrelevant * Deliverability problems: emails land in spam or never reach the inbox * Segmentation is static, based on outdated traits, not behavior * Campaigns are launched, but results are flat * Teams are afraid to touch existing automations because “something might break” * Tools are in place, but there’s no clear strategy behind them What we do * Setup & Infrastructure * Clean, structured platform configuration that scales with your business * Data migration without losses or downtime * Deliverability management: sender reputation, IP warming, inbox placement * Integrations that connect Customer.io with the rest of your stack * Event and attribute architecture built to support future growth * Campaign Strategy & Execution * Full-funnel lifecycle strategy: welcome, nurture, reactivation, retention * Behavioral segmentation based on real-time customer actions * Copy, design, and cadence optimized for conversions * Automated journeys that adapt dynamically to user behavior * Transparent reporting with actionable insights, not vanity metrics The outcome for you * Stable infrastructure that doesn’t break when you grow * Emails that actually reach the inbox and get opened * Personalization that feels personal and increases engagement * Clear strategy instead of guesswork * Campaigns that generate measurable revenue, not just dashboards Our team * Email Marketing Specialists with deep experience in high-compliance verticals * Deliverability specialists * Email Marketing Specialists experienced in SaaS, FinTech, Healthcare, EdTech, Consumer apps & Marketplaces, AI, Media & Entertainment, Ecommerce * Software Engineers * Email Developers * Email Designers * Copywriters Let’s build your next growth story together 👑
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Certified Partner
Certified Partner
IMPRO Email Agency
IMPRO Email Agency: Your Full-Service Partner for Email & SMS Marketing At IMPRO Email Agency, we deliver personalized, data-driven email & SMS marketing solutions for eCommerce & SaaS businesses of all sizes. Whether you're a small business owner or an established brand, we're here to improve your email marketing efforts and drive results. Our expertise, your growth Since 2018, we've been helping companies scale by turning email lists into revenue-generating assets while creating meaningful connections with customers. Flexible collaboration formats No matter your resources, team size, or expertise, we offer solutions tailored to your needs: * Integrated Team Need an extra pair of hands? Our email team will be integrated into your internal team to provide comprehensive and targeted email marketing solutions to achieve common goals. Hire email technician, strategist, designer, developer, email manager, data analyst. * Full-service team Leave it all to us! From strategy and design to execution and optimization, we handle it all for maximum impact. * Consulting Services Want to empower your team? We'll guide you through Customer.io's best practices and help you take your email marketing strategy to the next level. Our process: How it works No assumptions, only data-driven solutions. No templates, only fresh looks & ideas. But always calculated results. * Strategy & Planning We research your business, goals, and market trends to create a customer engagement strategy that fills gaps and improves your email system. * Creative Stage Our team blends personalized copywriting with eye-catching designs to convert one-time buyers into loyal customers. * Execution & QA We manage everything from flow development and segmentation to email deliverability and SMS list growth. * Analytics & Optimization We love data points and trust in results. Optimal solutions are based on past results. Never stop testing & analyzing, and there will always be improvements. Let’s Elevate Your Email Marketing Together!
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Certified Partner
Certified Partner
Yodel Mobile
Yodel Mobile is a global, award-winning app growth consultancy with over 18 years of experience helping brands drive sustainable growth across the app lifecycle. We deliver end-to-end app growth support, combining strategic consultancy with hands-on execution. Our work spans the full growth journey, from pre-launch planning to post-launch optimisation, with tailored strategies designed to deliver long-term commercial impact. Our services include app store optimisation (ASO), paid user acquisition, app launch strategy, CRM and marketing automation, mobile creative and experimentation, product conversion rate optimisation (CRO), localisation, custom product pages, and data-led growth analysis. We work across all major app categories, with deep expertise in fintech, retail and ecommerce, health and fitness, media and publishing, entertainment, travel, and education. Why choose Yodel Mobile? We have launched and scaled more than 2,000 apps across 65+ international markets. As one of the most awarded app growth consultancies globally, we have received over 65 industry accolades since 2018, including Mobile Campaign of the Year, Best Email, Mobile & Marketing App and Marketing Agency of the Year at leading industry awards. Trusted by leading brands worldwide We partner with global brands and high-growth challengers alike, including Zenni Optical, Dick's Sporting Goods, Hinge, TUI, Global Player, UKTV, Confused.com, Body FX, IG Group and B&Q. Our data-led, holistic approach integrates ASO, paid growth, product optimisation, and lifecycle marketing to help clients define meaningful success metrics, increase user value, and achieve sustainable app growth. Ready to take your app to the next level? Contact us at info@yodelmobile.com
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Certified Partner
Certified Partner
1973 Ltd
1973 Ltd is a lifecycle marketing consultancy that helps teams implement and get more value from Customer.io. We support companies with strategy, setup, and ongoing optimisation across email, push, SMS, and in-app messaging. We work closely with marketing, product, and engineering teams to design data-driven customer journeys that improve activation, engagement, and retention. Whether you’re launching Customer.io for the first time or refining an existing setup, 1973 provides hands-on support to ensure your messaging is reliable, scalable, and aligned with your product and data. We are experts in Email Design & Best practice including dark mode, responsive interactive emails. We sit on the Data & Marketing Associations Email Council. We know where to source good quality data for campaigning. We provide insight and industry best practise.
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Interested in becoming a Partner?

The Customer.io partner program is for agencies and technology companies that want to grow their business by providing exceptional messaging services to our mutual customers. We’ll help you grow through guidance, education, our referral network, and so much more.

Top-notch training

Use our partner exclusive training to train your team on our product -- and more importantly how to become messaging and email experts.

Agency-only communications

Be in the know. Gain an inside track of communication and how what we’re building at Customer.io can help your business grow.

Access to new leads

Get listed in our partner directory for increased exposure and backlinking + become part of our referral network. (Coming soon)

Co-marketing

Work with our marketing team to increase your exposure. Guest blogging, co-branded materials, and more…

Peer-to-peer community

A safe place to ask questions, get advice, and share opinions with marketing and messaging professionals from all walks of life.

Sales enablement

From one-pagers to competitive comparisons, we’ll give you what you need to sell Customer.io effectively.

What makes a good Partner?

At Customer.io we have two different types of partnerships that help drive success for our customers. Customer.io Agency Partners are responsible for helping our customers hit their marketing and growth goals through the implementation of awesome messaging campaigns. Customer.io Connect Partners build first-class integrations with our platform to help our customers take their messaging abilities to the next level. Not all companies are suited for partnerships like the Customer.io Partner Program.

However, companies with the following attributes always make a good fit:

  • Looking to grow
  • Willing to work with our team to come up with micro and macro solutions
  • A focus on providing value and finding the right solution over pitching
  • Willingness to be transparent and honest
  • Committed to follow through