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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.

We will do all the work to match you with the best partners.
Certified Partner
Certified Partner
Infinities ICT Solutions
We DREAM, ARCHITECT, DESIGN, and DEVELOP. At Infinities ICT Solutions, we focus on challenging the boundaries of user-centred design by creating the best life-changing solutions for our customers. We look for outside-of-the-box solutions that no other company has thought about, we empower creativity, and we are no biased toward any tech-ready solution.
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Certified Partner
Certified Partner
Yomonitor Oy
We are an agency based in Helsinki, Finland that specialize in a wide range of services data management services such as engineering, advanced analytics, data science, and AI implementation. Our aim is to help our clients gain value from their data.
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Certified Partner
Certified Partner
Impact Solutions GmbH
We use marketing and tech to build bridges to your success No shiny new objects or silver bullets. We deliver impact by applying our experience in technology, marketing, and business innovation to suggest and create the solutions to your challenges.
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Certified Partner
Certified Partner
Nextway technology
The mission of our company is to create digital solutions using agile and lean practices to ensure excellent customer experience. Be build software software tailored to your needs, some examples are: * Mobile Apps * Web applications * Ecommerce * Marketing Automation * Reports and BI * CRM
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Certified Partner
Certified Partner
HK Digital
We are a leading Growth Marketing Consulting agency. Our expertize lies in analyzing business goals and aligning them with the right Growth roadmap to help your company achieve its next milestone. We are incredibly transparent in our work, sharing all documentation, project scopes, and tasks directly with our clients through our dedicated client portals. Over the last 8+ years, our core team has worked with leading companies like Unilever, Mayvenn, Sophos Home, and RTB House. We do not sell you on any channels directly, but we spend our discovery phase on ensuring we have the right Growth tools for the job. Companies are unique and require a unique approach to help them grow. We are a fully remote team with an operational presence in four major countries, the United States, Australia, the Netherlands, and Poland.
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Certified Partner
Certified Partner
Flux Digital Labs
Unify Your Sales, Marketing & Data Systems To Track, Optimise & Automate Your Business. Increase Productivity and Sales with Systems Aligned for Seamless & Friction-less Experiences For You & Your Customers
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Certified Partner
Certified Partner
LEO
Expert Email Marketing Agency & Marketing Automation Services Hire a team of Lifecycle, Email, and Omnichannel marketing automation experts to build a strategy for your business that turns leads into customers and customers into advocates. Start making meaningful connections with your customers today. What we do We build data-driven campaigns that turn leads into customers and customers into advocates, what we call Lifecycle Engagement Optimization. Hire us to empower your team or be your team, to build your lifecycle marketing strategy from scratch, or to optimize an existing one. We’re omnichannel strategists with experience in email, SMS, push, and in-app messaging. We’re fast, we’re affordable, and we’re the email geeks your customer’s inbox deserves. We’re LEO. Our Services: https://connectwithleo.com/services * LEO Expert OnDemand: Get priority access to an experienced LEO lifecycle marketing expert. Tap the resources you need for any projects in email, marketing automation, and lifecycle marketing. Choose the level of support you need from 40 hours/month (~10/week) to 160 hours/month (~40/week). Adjust your monthly hours as your needs change, and end any time with notice. * LEO Team OnDemand: Get priority access to LEO's team of experienced lifecycle marketing experts - a dedicated strategist backed by our copywriters, designers, and email developers. Tap the resources you need for any projects in email, marketing automation, and lifecycle marketing. Choose the level of support you need: 40, 60, or 80 hours per month. * Lifecycle Accelerator: In a 3-month sprint, go from 0 to Lifecycle Hero, as our experts: Audit your customer Lifecycle, draft a custom LCM Playbook with tips for improving your customer Engagement and getting the most out of your ESP, Optimize your lifecycle with the must-have flows to better connect with (and convert/retain) your customers at key steps in their journey. Schedule a call: https://connectwithleo.com/contact
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Certified Partner
Certified Partner
Outliant
Outliant entrepreneurs, engineers, marketers & designers provide expertise for all business stages. Services range from business automation to full scale software development. Our world class US team is standing by to solve your next problem, big or small.
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Certified Partner
Certified Partner
ProductAdvisors
Product advisory consulting firm focused on pre-product startups with no engineering or product teams that need to get off the ground, and get help hiring their initial team. We also have enterprise listed companies who don't have a product orientation and want to transform in that way. Healthcare, Insurance, Consumer, Fintech and B2B SaaS products are areas where we have extended experience. - Product strategy - Product discovery - Product priotization - Tool selection and implementation - Product Desing - Development engineering - Blockchain engineering - AI/ML prototypes
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Certified Partner
Certified Partner
Layers Studio LTD
Taking the process of innovation critically, creatively and inclusively Delivering strategic solutions through design & development for brands, websites and software. Working with industries looking to leverage digital processes, systems and technology to create innovations and better their outputs. Form serious improvements in efficiencies and new revenue models to translate brand values into a digital experience. WE DO Designing solutions through strategic thinking, creative process & techincal engineering, for brands, websites and web software. Layers help our clients design and develop their brands and products. We ensure your project is fully considered, beautifully designed and robustly developed. WE ARE Critical thinkers, creative mindsets and cooperative work ethics. A team of designers, developers and business strategists. Everyone here has a passion for the process. That means what we deliver is well-considered, robustly tested and visually stunning. From UX designers to Type script Developers, a cross-discipline approach is how our team strengthens ideas and delivers critical innovations. Genuine care for the work we do. Seeing the positive impact that our individual skill sets can have when combined with others in our team. Our futures only improve if we contribute to the better futures of our clients. We might challenge you, we might even disagree with you, but we will always be honest with you, to help you achieve your goals.
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Certified Partner
Certified Partner
melantech GmbH
Digital solutions for sustainable business models & automated processes in medium-sized companies and corporations. As one of the first official agency partners in Germany we help our customers reach their target groups at any time - omnichannel. With our expertise in the following areas, we can offer a full integration of Customer.io into the existing application landscape and at the same time develop individual digital solutions for future-oriented business models. 1️⃣ Digital solutions are individually developed tools - operated in the cloud and accessible via a web-based dashboard. We map internal/external processes of our customers here and thus support them in #digitization. 2️⃣ Headless Commerce is the specialization of the digital solution. The focus here is on building conversion-driven booking experiences and online shops. Orders can be (further) processed efficiently via our digital solution. 3️⃣ Mobile app development is the development of mobile apps for smartphones. As a stand-alone platform or as a supplement to the digital solution, for example as a communication tool for employees or customers. 4️⃣ IT consulting In each of our projects, we advise our customers on the best possible architecture and technology selection. The aim is to create a future-oriented software landscape.
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Certified Partner
Certified Partner
Monetize Mail
At Monetize Mail, we're passionate about helping mobile apps and SaaS companies achieve their revenue goals through effective email marketing strategies. We understand that email is one of the most powerful channels for driving user engagement and sales, and we've made it our mission to help businesses harness its full potential. Our approach is simple yet effective: we build out customer life cycles using email flows and send targeted campaigns to users based on their behaviors. By analyzing user data and tracking their interactions with your app or service, we're able to create personalized messaging that speaks directly to their needs and interests. This not only helps to drive engagement and conversion rates but also reduces churn, as users feel more connected and invested in your brand. Our team of experienced email marketing experts has generated over $18 million in email revenue for our clients, and we work with businesses of all sizes across the globe. Whether you're a startup looking to get your email marketing off the ground or an established enterprise seeking to optimize your existing campaigns, we have the skills and expertise to help you achieve your goals. At Monetize Mail, we're committed to delivering results for our clients. We don't believe in one-size-fits-all solutions; instead, we take the time to understand your business and tailor our approach to your unique needs and objectives. We pride ourselves on our ability to deliver measurable results, and we're constantly iterating and optimizing our strategies to ensure that we're always ahead of the curve. If you're looking to take your email marketing efforts to the next level, we'd love to help. Get in touch with us today to learn more about how we can help you increase your revenue and reduce churn through targeted email marketing campaigns.
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Certified Partner
Certified Partner
makook
We are a martech-focused growth agency that helps brands navigate the digital landscape, drive growth and achieve digital transformation.
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Certified Partner
Certified Partner
Hawke Media
Hawke Media is an award-winning digital marketing consultancy and full-service agency. Hawke was founded on the idea that every modern business needs a CMO-level expert to lead digital marketing efforts. We customize data-driven, performance-focused solutions to help launch, scale, and invigorate businesses of all sizes, industries, and revenue models. We’re shifting the agency paradigm by putting client success ahead of our own. Our comprehensive à la carte menu of services and month-to-month contracts mean you get only what you need, when you need it. What We’re Great At: - Digital Marketing Strategy - Conversion-Optimized Websites - Creative Design - Social Media Management - Content Marketing & SEO - Search and Social Ads - Effective Email Campaigns
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Certified Partner
Certified Partner
Inbox Army, LLC
Inbox Army is Making Email Marketing Affordable and Results-Driven for Everyone As a full-service email marketing agency, we offer strategy, design, coding/development, testing, QA, deployemnt, data management/analytics, automation/journey building and integrations. We work with clients of all sizes from small e-commerce companies to fortune 500 and enterprise clients. Since we are platform agnostic, we have clients on over 40 different platforms. Our Clients Save Up To 30% Or More On An Average InboxArmy grew out of an experiment to create a more efficient and cost-effective way to handle email marketing production. The experiment worked. Today our clients save as much as 30% or more compared to current email marketing and digital agencies. 250+ Years Of Combined Email Marketing Wisdom They say knowledge is power. We posit applied knowledge is a superpower. With over 250+ of email marketing experience, 25,000+ campaigns deployed and 5,000+ clients served, we have turned email marketing know-how into wisdom. InboxArmy symbolizes teamwork, innovation, integrity and shared learning. Each day we strive to listen, create, and learn with passion. Our data analysts find answers in numbers while our designers strive to innovate email design for better conversions. Contact Us Contact us for a free consultation call with our team, we can see if we are a good fit, we are happy to offer free quotes and if we are not a fit we can sometimes to refer you to another agency. Either way we'll part friends and love to meet new people in the email marketing space whether or not they become a client.
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Certified Partner
Certified Partner
Mammoth Growth
Mammoth Growth is a data, analytics, and growth consulting firm that helps clients ask the right business questions, select and instrument the right tools, verify their data integrity, manage their reporting infrastructure, and provide recommendations and insights that achieve measurable growth. Mammoth consultants have extensive experience working with Customer.io and we help enable your team to ensure long term success with the tool. Our team is fully remote, with consultants in the US, Canada, and the UK. Mammoth helps digital marketers: • Get Accurate, Reliable, Consistent Data Drive better team results by ensuring data is accessible in the moment it matters and in the place it’s needed. • Leverage Data to Drive Growth Data only matters if it helps you grow your business — Prioritize opportunities so you get the most from your insights. • Optimize Customer Engagement Send the right message at the right time across your customer lifecycle to increase engagement and total ROI.
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Certified Partner
Certified Partner
Favoured
We're Favoured, and we’re here to help you get more customers and boost your profits - simple as that. We’re specialists in results-driven performance marketing to deliver fantastic results for our clients. Clients love us because of our proactive communication, our strategic approach to marketing, and our funky creativity! We have industry experts (sneak preview: our co-founder is a former Apple marketing lead) who will support your business through full-funnel marketing. From attracting new people to converting them into customers, to engaging and retaining them long-term - we’ve got you covered. Let’s get creative, let’s get clever, and let’s smash your marketing goals. We have full video production in-house including TikTok content creators, so we can develop best-in-class creative to maximise the performance of your campaigns from advertising to email to website optimisation. Chat to us today. We’d love to talk to you and see how we can help your business reach the next level.
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Certified Partner
Certified Partner
Ed2Market
What We Do Ed2Market specializes in marketing strategy and implementation for education entities such as curriculum companies, professional development providers, ed tech organizations, authors, nonprofits, and more. Whether you’re looking to develop a strategic marketing plan and calendar, want to launch a social media initiative, need to develop rich content marketing assets or something in between, the experienced team at Ed2Market can help you meet your outreach goals. Why Ed2Market? Our team brings a combination of K-12 and higher education industry and marketing strategy knowledge that traditional marketing agencies lack. Our team includes marketing experts with experience at the leading education companies in the market such as Corwin, SAGE Publishing, HMH, MindSpark, and more. Many of us are former teachers and administrators with advanced degrees in Education and Marketing. We stay up to date on the latest research, policy, funding, and trends so we can always help our clients navigate the dynamic education market.
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Certified Partner
Certified Partner
Extensive Web
Extensive Web was established in 2009 as a web designing and development agency. We have delivered hundreds of successful projects in US, UK and other European countries. We have been working with different CMS, e-commerce and marketing platforms since 2013. Here is the list of services that we provide: 1) Marketing Automation to manage complete user flow and retargeting users based on user actions 2) Custom WordPress theme and plugin development 3) Custom Woocommerce-based theme and plugin development 4) Custom theme and app development for Bigcommerce 5) Data visualization services that include creating beautiful digital dashboards using Google Data Studio 6) Email marketing setup
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Certified Partner
Certified Partner
Cellosite
Cellosite specializes in mobile marketing and advertising. We promote mobile apps by increasing usability and sales. The world of mobile apps has evolved. While in the past companies aimed for apps to be downloaded by many people, today’s companies seek to target high-quality users who will use the apps repeatedly, with the focus shifting toward in-app purchases.
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Certified Partner
Certified Partner
Bits'n Coffee Consulting
Bits'n Coffee, founded by an ex-Apple engineer, is building top notch mobile (and web) apps for start-ups, scale-ups & fortune 500 companies. With more than 80 apps built in the past 13 years - that’s about 1.5 billion downloads - first as employee, and then as consultant or start-up founder we have a extremely deep knowledge of customer or business facing apps, and all the keys to create great mobile (& web) experiences. Most of our apps are selected by Apple's editorial team, to be promoted in the Appstore, and reach hundreds of thousands of customer really quickly. We're located in Lille, France, but oftenly serves customers in North America, European Union + UK, or East Asia (Singapore, Hong-kong, Taïwan...)
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Certified Partner
Certified Partner
We are strategists, creatives, analysts, and project managers that will work with you, side-by-side, to build your growth stack and engage your customers. Whether you're starting from scratch or starting a new phase of growth, we can plan, execute, and optimize your growth ecosystem for maximum results.
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Certified Partner
Certified Partner
WeDoCRM
WeDoCRM is the 'insourced' CRM agency, supporting CRM teams and businesses all over the world in both a B2C and B2B capacity. With the exception of employees, customers are the most important commodity a business has. In the last few years, CRM has become a necessity for most organisations. Yet many still struggle to unlock its full potential when it comes to engagement, conversion and recurring revenue. That’s where WeDoCRM comes in.
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Certified Partner
Certified Partner
Retenza LTD
Experts in User Retention for iGaming With over 5 years of industry experience, we specialize in building long-term value by helping iGaming brands keep players engaged, active, and loyal. What We Do Best: User Retention Strategies * We craft and execute proven retention flows tailored to your audience. * From welcome journeys to reactivation campaigns — we keep users coming back. Data-Driven Decision Making * Every strategy is backed by deep analytics, not guesswork. * We optimize timing, messaging, and channels based on behavioral data. Multi-Channel Optimization * We analyze your current communication stack and identify gaps. * Whether it’s push notifications, email, SMS, or in-app messaging — we ensure they work in sync to maximize engagement. Conversion-First Approach * Retention is not just about staying visible — it’s about driving action. * We turn engagement into measurable conversions that directly impact ROI. Personalization at Scale * Users expect relevant content. We deliver it. * Segmentation, triggers, and dynamic content ensure every message adds value. Why Partner With Us? * 🧠 Expertise: Years of hands-on experience in retention and lifecycle marketing. * 📊 Results-Oriented: Clear KPIs, transparent reporting, and constant optimization. * 🔁 Sustainable Growth: We don’t chase vanity metrics — we build real loyalty. * 🤝 True Partnership: We treat your goals like our own and work as an extension of your team. Let’s turn your first-time players into lifetime users — and your marketing spend into lasting results.
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Certified Partner
Certified Partner
Inclined
We partner with online businesses to analyze, implement and optimize changes that dramatically increase their bottom line. We are a technical growth marketing agency with deep expertise in Customer.io, Segment, Amplitude, BigCommerce Enterprise, and Shopify Plus. We run world-class email marketing campaigns on Customer.io.
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Certified Partner
Certified Partner
Email Love
Email Love helps fast-growing B2C businesses reach their marketing goals with on-demand services designed to captivate customers and promote conversions. Our team combines creative content, innovative tactics, and a sincere commitment to creating delightful inbox experiences--with an ROI-focused approach for maximum success! Why you should work with us: * We help you build genuine relationships with your subscribers that result in emails your subscribers actually want to receive. * Our customers see higher engagement and ROI from email due to our mixture of cutting-edge design, content, and strategy. * We've spent over ten years obsessing over email and know what it's like to be in the shoes of a high-volume B2C email marketer. Our Services: * Strategic Audit - Unleash the power of your email program with our Tune-Up consultation! Our experts will review and optimize your current strategy, then help you gain an edge over competitors. We'll make sure that no detail is overlooked so that you can maximize success. * Lifecycle Marketing - Let us help you maximize your ROI and get the most out of every customer interaction with a comprehensive lifecycle marketing strategy. With our expertise, we'll ensure each step in the journey is effective for maximum return on investment! * Email Design & Coding - At the intersection of creativity and technology, our team is making waves in B2C inboxes. We specialize in designing personalized experiences that stay true to your brand, elevating engagement with refined modular templates full of content crafted just for you. Leave it up to us: we'll design, code & upload – no worry required! * Content Development - Quality email content is essential for building effective relationships with your customers. Unfortunately, many brands fall short in this area and bombard their customers with one promotional message after another without engaging them at all. That's where we come in – let us help write interesting, evergreen content that entice your audience to keep coming back! * Full-Service Campaign Management - Outsourcing your monthly newsletter campaigns to Email Love saves time and resources–no more fretting over pressing the Send button! With our services, you can focus on strategy while we take care of all the necessary tasks: upload content, create graphics, segment lists for targeted emails...the list goes on!
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Certified Partner
Certified Partner
Appspand
Appspand is a boutique mobile app marketing agency, delivering data-driven growth, retention, and monetization strategies for consumer apps and mobile games. With over 30 years of combined experience, our team brings proven expertise from top mobile-first companies like Zynga, as well as deep know-how scaling small to mid-size startups. What We Do * Growth Marketing: Custom acquisition strategies combining organic (ASO, UGC, referrals) and paid channels (Meta, Google, TikTok, ASA) to deliver cost-efficient installs and maximize ROAS * Lifecycle & Retention: Fully managed lifecycle marketing—auditing, strategy, automation, and channel operations—that boosts engagement, lowers churn, and maximizes LTV * Monetization: Tailored strategies for subscription apps, in-app purchases, and ad monetization that align revenue goals with user experience and long-term retention Why We Stand Out * Full-funnel expertise: We optimize the entire marketing journey—from first touch to long-term user value—using a holistic, omni-channel approach * Flexible & scalable: Ideal for seed startups and growth-stage apps alike, our managed services start from $1,200/month
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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
Shaw/Scott
Shaw/Scott is a boutique agency and consultancy that empowers B2C brands to elevate their retention and loyalty programs. We are owned-channel experts, acting as trusted advisors and valued partners to clients like PetSmart, The Knot, lululemon, Alaska Airlines, Viking Cruises, Prosper, and Macy's. Our boutique size puts us in the sweet spot: we’re big enough to offer a full suite of services, yet small enough that our clients always get our A-team, whether in strategy, creative, development, analytics, or MarTech stack implementation. We provide full-service and cross-disciplinary engagements that empower brands to reinvigorate their lifecycle marketing, including: * Strategic roadmap * Full-service email/mobile marketing execution * Customer journey mapping * Analytics and dashboard development * Modular email templates * Lifecycle & loyalty program development * ESP & loyalty platform RFP support * MarTech audits * Communication matrix * ESP migrations and implementations
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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