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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
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
ScaleMath
ScaleMath works directly with software startups, VC firms, and enterprise companies to help them scale customer acquisition with SEO & content marketing. Real results driven by spending time, day after day, month after month, helping people and businesses grow their search traffic & deliver exceptional customer experiences.
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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
Unmuted
Unmuted is a growth marketing agency focussed on B2B tech companies based in Amsterdam.
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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
SaaScend
SaaScend is a revenue operations consultancy on a mission to guide organizations to push the envelope of revenue success through the harmonization of systems, data, strategy, and people. Founded in 2015, the team has helped over 350 companies scale their business for long term growth. SaaScend is building the playbook and structure for modern revenue operations, focusing on optimizing processes with products and services, so you can focus on Go-to-Market.
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Certified Partner
Certified Partner
Part and Sum
Part and Sum is a full-stack growth consultancy that transforms how brands leverage Customer.io to drive meaningful customer engagement and measurable revenue impact. Ways we support Customer.io clients: Migration & Implementation Excellence: We seamlessly migrate and implement Customer.io within your existing martech ecosystem, to maximizing platform capabilities from day one. Customer Activation Strategy: We develop sophisticated lifecycle strategies that see through your customers' eyes, turning insights into action at every touchpoint. Our comprehensive approach combines customer insights, market validation, and behavioral data to create activation programs that deliver results. Full Lifecycle Marketing Management: As your dedicated lifecycle partner, we manage the complete customer journey, from acquisition through retention and advocacy. Our team acts as a fiduciary for your marketing investments, continuously optimizing campaigns, workflows, and automations to maximize ROI across all channels. What sets us apart: We're not just implementers, we're strategic growth partners who combine deep technical expertise with customer-centric thinking. Our integrated approach spans innovation, customer experience, and technology, ensuring your Customer.io investment delivers compounding value over time.
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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
Ippon Technologies
We offer white glove integration services for Customer.io implementations. From start to finish, we consult on and implement the latest and greatest within Full Stack Development, Cloud/DevOps and Data Engineering. We have offices in North America (USA), Europe (France) and Australia-Pacific (Australia).
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Certified Partner
Certified Partner
Coalition Technologies
Coalition Technologies is the best SEO agency in the United States. Our team has garnered over 1500+ reviews (with an average rating of 4.8 stars), and we pride ourselves on having an above-average industry retention rate. We have over 800+ case studies on ecommerce and lead generation B2C and B2B clients across several industries. We’re among the winners of the 2025 Clutch Best in Digital Marketing awards, have consistently ranked among the Clutch Top 100 Global SEO Companies for more than 5 years, and are recognized by UpCity, Manifest, Digital.com, and other credible institutions as one of the top SEO agencies in our field. Founded in 2009, our company has grown to have 250+ team members in Los Angeles, Seattle, and in countries all over the world. What makes us unique is our well-rounded expertise in both digital marketing and web design & development, with deep expertise in search engine optimization, pay-per-click, email marketing, social media, and AI Search Optimization (LLM SEO). We are one of the very few top-ranked Google Premier Partners that is also a Shopify Expert / Shopify Plus Partner and BigCommerce Certified Partner.
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Certified Partner
Certified Partner
Verbose
VERBOSE works closely with clients to design, build, and run dedicated in-house Lifecycle teams to meet your exact needs that solely work on your brand. This ensures cultural allegiance and fosters a partnership of complete collaboration and trust. Our Creative and Production teams are a pool of diverse agency talent that are available on-demand. These people provide a wide range of creative or marketing production services support based on your specific resourcing needs throughout the year. We’ll work with you and your dedicated Lifecycle Strategist to put together customized service packages for you.
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Certified Partner
Certified Partner
flightdeck
We help tech companies optimize landing pages and product flows by taking a scientific approach to conversion rate optimization.
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Certified Partner
Certified Partner
Envision Digital
Envision Digital is mobile growth consultancy supporting startup and scaleup businesses with data infrastructure so they can achieve exponential growth by avoiding future growth challenges.
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Certified Partner
Certified Partner
Revity
Our team has over 120 years of experience in marketing, animation, and other related services. We started REVITY to give businesses the opportunity to grow through a partnership with a marketing agency who will care about their business as much as they do. We believe in generating revenue for our clients–and ourselves–with integrity. We pride ourselves on honesty and openness; we encourage our clients to be involved in our process. We firmly believe in providing value first and foremost. We care about the individuals who make up a company and the individuals they serve. Through our service, we help those individuals lead a better and more productive life. Our mission is to increase the visibility of our clients through an integrated marketing approach. We aim to facilitate a better overall marketplace for businesses and consumers.
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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
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
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
ClonePartner
ClonePartner is an engineer-led service that turns complex data migrations and integrations into "that was easy" moments. We specialize in high-trust, secure solutions, combining the speed of a modern product with the accountability and precision of a dedicated expert service. With a track record of over 1,500 successful migrations, we guarantee highest level of accuracy and zero downtime, helping you make an anxiety-free transition to your new platform. Our services currently include * Data Migration: We write custom scripts to move your data from any source to any target. We handle all data formats (including PDF, CSV, JSON, API, etc.) and complete your migration in days, not weeks. * Custom Integrations: Extend your platform's capabilities. We build custom integrations to connect your apps and critical 3rd-party tools. With 500+ integrations built, we ensure your business workflows are never interrupted. * Continuous Data Sync: Keep your critical platforms (like your CRM and helpdesk) perfectly in sync with a continuous, real-time data flow managed by our expert team. THE CLONEPARTNER ADVANTAGE 1. Unlimited Sample Migrations: We offer unlimited test runs so you can be 100% confident in the results before you commit. 2. Zero Downtime: Our process is built for a seamless background sync and a fast cutover, ensuring no disruption to your live business operations. 3. Dedicated Expert Support: You get a single, expert point of contact—not a ticket system. We act as an extension of your team from start to finish. 4. Transparent, Fixed Pricing: We provide a clear, fixed quote for the entire project. No hidden fees. No surprises.
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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
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
inteQ
inteQ is a data intelligence company with over 30 years of experience helping retailers and consumer-facing brands unlock the full value of their customer data. Genesis Data connects every customer touchpoint into a single, coherent view of your customer. Our configurations takes unstructured data from across your business - transactions, loyalty programs, digital interactions, and more - and organizes, cleanses, and aggregates it into actionable intelligence. Rather than replacing your existing systems, Genesis feeds that refined data back into the tools you already use, so you can activate on it immediately and start driving real results. What sets inteQ apart is their hands-on approach. Their team becomes an extension of your IT department, handling the complex data challenges that slow most organizations down and ensuring your data is always where it needs to be - clean, connected, and ready to work. With three decades of retail industry expertise, inteQ brings both the technology and the know-how to help brands move from fragmented data to confident, customer-driven decisions.
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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
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
Email Industries
The Email Deliverability Experts Since 2008, our email deliverability consultants and analysts have been helping the world’s best brands to hit the inbox—and stay there. 1. Deliverability Consulting & Troubleshooting 2. Audits & Remediation 3. DeliverabilityDeliverability Management 4. Campaign Deployment 5. Migrations & Warmups 6. Platform Integrations 7. Deliverability Staffing & Training 8. Full-service Email Marketing How can we help you today?
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Certified Partner
Certified Partner
Offtrail Marketing
A full service email and lifecycle marketing agency. Build a data-driven email and lifecycle program that doesn't follow the map. Personalized. Strategic. Uniquely yours.
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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
Cebra Group
Cebra delivers end-to-end solutions through its specialized units — Agency, Media, Tech, and The Creators — each with a strong disciplinary focus and the ability to work together when the challenge requires an integrated approach. Cebra Agency — Strategy · Brand · Creativity The group’s strategic unit. It leads brand vision, positioning, and creative direction. Cebra Media — Acquisition · Visibility · Performance A media and performance unit with a strategic lens. It operates across paid media, SEO, and marketing automation. Cebra Tech — SaaS · Technology Platforms · Integrations A business-oriented digital technology unit. It designs, develops, and integrates technology ecosystems, from SaaS implementation to complex integration solution architecture. The Creators — Content · Creators · Culture An independent content and culture studio. It connects brands with the creator ecosystem by integrating production, generative technology, and influencer marketing through a genuine cultural perspective.
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Certified Partner
Certified Partner
schalk&friends
Do you see the potential of digital marketing, but sluggish systems and a lack of resources are getting in the way? From system architecture to web applications, from digital branding to online marketing - we provide independent, end-to-end advice. With intelligent strategies and modern, AI-supported technology, we establish a sustainable framework to automate marketing processes and make them more efficient. The company website plays a central role here: data-driven, customer-centric and fully networked, it becomes a strategic marketing tool. Intelligent marketing technology - for more entrepreneurial freedom, even with limited resources.
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Certified Partner
Certified Partner
Cagri Sarigoz LLC
Hello, I'm Cagri Sarigoz, the founder of Cagri Sarigoz LLC. With over 14 years of experience in marketing, product management, and systems integration, my team and I specialize in helping businesses maximize their use of Customer.io. We ensure seamless Customer.io implementations, enabling our clients to fully leverage the platform's capabilities for lifecycle email marketing and data-driven communication strategies. We serve a diverse range of industries, including SaaS, entertainment, marketplaces, and transportation, offering tailored consulting, lead generation, and tech stack optimization services. Our mission is to empower businesses to achieve their growth objectives efficiently and effectively.
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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