Customer.io Service Partner Directory [DEPRECATED]

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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Platinum Partner
Apply Digital
Apply Digital is an innovation, products, and experiences company. We prioritize your business needs by clearly defining the problems, delighting customers with seamless solutions built using the latest technologies, and helping you scale and grow your business. Our solutions are focused on four areas: Strategy & Analysis, Experience Design, Platforms & Engineering, and Scaling & Growth. We turn our clients’ goals into impactful customer experiences. We channel our research and expertise on modular technology to drive adoption and optimization in order to create a unified brand experience. We have proven success in many sectors including life sciences, entertainment, healthcare, real estate, eCommerce, and beyond. Our journey began in 2016 and within six years, we’ve expanded to seven global office locations with 275 employees — and counting. From the work we do to the way we treat each other, our clients, and their consumers, at Apply Digital, it’s all about people.
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Gold Partner
Scalero
Scalero offers end-to-end lifecycle marketing support—from implementations and data engineering to campaign execution and automation. They handle the technical heavy lifting and the creative details: data, design, copy, strategy, and deliverability. Whether you need a hands-on execution team or strategic advisors, Scalero integrates into your team to meet your goals. Learn more at scalero.io
5.0(1)
Platinum Partner
Propel
Propel AI helps brands automate retention, blending sharp human strategy with AI-powered precision. Our AI-native approach helps you with guaranteed uplifts of ~5% in revenue over your current setup. As a Platinum Customer.io partner, we make lifecycle marketing smarter, faster, and more personal. Messy flows. Leaky funnels. Underused data. We turn tangled setups into clean, compounding growth, with smart strategy, sharp automation, and a Customer.io instance that finally performs. What Propel does with Customer.io that others don't From strategy to execution, we deliver end-to-end lifecycle marketing, the kind that drives ROI, not just dashboard metrics. Setup & Infrastructure * Platform Configuration : Tailored setups built for scale, not shortcuts. * Data Migration : Clean, secure, zero-loss transitions from your old stack. * Deliverability & Channel Setup : IP warming, sender reputation, and inbox placement done right. * Martech Integration : Customer.io stitched into your stack, cleanly and cohesively. * Data Architecture : Events, attributes, and flows structured to grow with you. Campaign Strategy & Execution * Lifecycle Campaign Strategy : Full-funnel blueprints, from welcome to win-back. * Behavioral Segmentation : Target real-time intent, not static traits. * Messaging & Creative : Copy, design, and cadence built to convert. * Journey Automation : Predictive, dynamic flows that adapt to user behavior. * Real-Time Analytics : Insights you can actually act on — not just stare at. We don't just set up your platform, we become an extension of your team. Still on the fence? The results speak for themselves. See the full case studies → https://www.trypropel.ai/case-studies
5.0(1)
Platinum Partner
Human37
Human37 is the first Customer Data agency focusing on the EMEA market. We help our clients be data-driven and customer-centric. Our purpose is to shape a world that provides better customer experiences for individuals, starting with the customers of our clients. As an agency, we help our clients define, design, implement and activate their customer data strategy. How? By operating on two main poles: (1) the definition and the implementation of the Data Infrastructure & MarTech Stack that fits their business needs and challenges. (2) the MarTech Stack’s operation to ensure data is activated and create enhanced customer experience and business growth.
5.0(2)

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Certified Partner

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.

Certified Partner

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.

Certified Partner

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.

Certified Partner

Lifecycle Department

Strategic and technical solutions for high-growth marketing teams that refuse to compromise.

Certified Partner

Growack Media helps SMBs and Growing technology-based businesses with Integrated Inbound & Growth Marketing Solutions via Growth Marketing-as-a-Service (GMaaS). We help with Growth Systems, Strategy, and Iterative executions and Partnered with MarTechs such as HubSpot and Salesmango, with full Commitment for designing Result and Revenue-driven Growth operations. The process and results are consistent and span across industries including Life-sciences/Med-Tech, Software-Products, Logi-tech, B2B Marketplaces, B2B E-commerce. • Product(SaaS) Growth • Marketplace Growth • B2B E-commerce Growth Our collaboration style is lean and flex= FreeGency ( Freelance(on-site ) OR Full Agency team) We work as part of your growth team, an extended marketing team, and can start at any level from scratch & blank canvas to high-level strategy or demand gen roadmap for sales alignment. Get in touch will discuss the growth challenges and plans in detail: hello@growack.com: Read our Reviews at HubSpot -> http://bit.ly/hs-gwk Clutch - https://clutch.co/profile/growack-media

Certified Partner

UFirst is your premier full service web agency and expert in customer.io implementation and strategy. Our mission is to assist you in becoming data-driven and customer-centric, empowering your business to create personalized customer experience at scale. Committed to excellence, our team delivers state-of-the-art technologies and tailored strategies to address the evolving needs of modern enterprises. We specialize in digital transformation, e-commerce, B2B commerce, app development, and software solutions. Serving as your trusted partner, we excel in executing digital projects across the DACH region (Switzerland, Germany, and Austria), with a particular focus on delivering digital solutions for the construction, telecommunications, and hospitality industries.

Certified Partner

SaaS Growth Advisory

SaaS Growth Advisory helps B2B SaaS companies acquire customers through repeatable and scalable acquisition processes. We obsess over collection of data, measurement and analytics, of each and every customer interaction, in order to deliver superior ROI out of your inbound paid acquisition and outbound marketing.

Certified Partner

Dynamiqx was built on one simple truth: every audience counts. We don’t just send emails or set up automations. We create growth engines that turn interactions into loyalty and subscribers into raving fans. Serving SaaS, Ecommerce, Healthtech, Fintech and Proptech, we combine strategy, data, and precise execution to help brands connect, engage, and scale with impact.

Certified Partner

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

Certified Partner

Growth and CRM consultant. Maciej has experience implementing and migrating Customer.io, focusing on data setup, deliverability, and lifecycle automation to improve retention and customer engagement. Services * Customer.io implementation and migration * Lifecycle and retention strategy * Deliverability and IP warm-up setup * Segmentation and personalization * Activation and re-engagement campaigns * Funnel optimization Typical clients SaaS, fintech, and subscription businesses looking to strengthen their CRM and lifecycle marketing with Customer.io. Learn more: https://maciejturek.com/services/crm-implementation.html

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!

Certified Partner

Marketomic is a full-stack integrated marketing and operations management consulting firm that specializes in aligning business strategies and technology to sales and revenue goals. We provide the tools necessary to increase your efficiency, accelerate your growth, and lower your customer acquisition costs while increasing customer retention. Our business-first approach to automation across your organization allows for higher ROI, lower implementation costs, and delivers cross-functional satisfaction. At Marketomic, we understand that every business is unique and requires a tailored approach when it comes to marketing. That’s why we offer our services in Customer.io—so you can get the most out of this powerful platform and maximize the success of your marketing campaigns.

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

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