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stickydigital.io

Sticky Digital is a retention marketing agency specializing in end-to-end email, SMS, loyalty, and subscription programs for DTC brands.

Sticky Digital is a retention marketing agency focused on making your customers stick through email, SMS, loyalty, and subscription programs, and optimizing technology stacks to support long-term growth. As a Klaviyo Platinum Partner, they specialize in building full lifecycle retention programs for direct-to-consumer brands. They advocate a connected, data-driven approach rather than treating email, SMS, loyalty, and subscriptions as separate campaigns. Their services span strategy, program design, and execution across the entire customer journey, with emphasis on maximizing lifetime value, repeat purchases, and customer loyalty. They position themselves as the only full-service white-glove retention agency, focused exclusively on retention rather than paid media, SEO, or broader branding. The organization emphasizes measurable results, a strong client roster, and a commitment to helping brands scale through lifecycle-driven programs that align with modern ecommerce tech stacks.

Mission statement

We are a retention marketing agency focused on making your customers stick through email, SMS, loyalty, subscription, and tech stack optimization.

Products & Services

Email & SMS Programs Service

Comprehensive email and SMS programs that enhance customer retention and drive revenue.

stickydigital.io/pages/services
  • Retention-First Approach — Maximize Customer Lifetime Value
  • Loyalty Program Design — Tailored Loyalty Solutions
  • Flow Infrastructure — Automate Customer Journeys
  • Loyalty Integration with Channels — Cohesive Communication Across Platforms
  • Tiering and Perks Design — Incentivize Higher Spending
  • Campaign Cadence — Optimize Message Timing
  • Segmentation Strategy — Targeted Messaging
  • Engagement Beyond Journeys — Integrate Loyalty Messaging
  • Usability Improvements — Simple Redemption Process
  • Creative Direction — Enhance Visual Appeal
  • Integration with Loyalty Programs — Encourage Sustainable Engagement

Subscription Growth Service

Enhance subscriber retention and reduce churn through targeted subscription strategies.

stickydigital.io/pages/services
  • Churn Reduction and Retention — Reduce Subscriber Churn
  • Cancellation Interventions — Recover At-Risk Subscribers
  • Lifecycle Integration — Enhance Lifecycle Engagement
  • Platform Integrations — Seamless Tech Stack Integration
  • Seasonal Subscription Options — Attract with Seasonal Offers

Retention Audits Service

Optimize retention strategies with comprehensive audits for email and SMS programs.

stickydigital.io/pages/services
  • BFCM Readiness Evaluation — Prepare for Busy Seasons
  • Actionable Recommendations — Improve Lifecycle Performance
  • Current Program Analysis — Discover Optimization Gaps
  • Complimentary Retention Audit — Identify Growth Opportunities
  • Lifecycle Alignment — Align Programs with Lifecycle Stages

Klaviyo Migration Service for DTC Brands Service

Streamline your migration to Klaviyo with a complete service designed for DTC brands, ensuring optimal performance and adherence to your existing attribution framework.

stickydigital.io/blogs/direct-to-consumer-retention-topics/klaviyo-migration-service-for-dtc-brands-what-a-complete-scope-includes
  • Attribution Configuration — Assess Attribution Before Migration
  • Deliverability-preserving Warm-up — Maintain High Deliverability Rates
  • Flow and Content Rebuild — Transition to Event-Driven Automation
  • Technical Setup and Data Migration — Ensure Smooth Data Transfer
  • Warm-up Strategy and Monitoring — Optimize Sending Practices
  • Pre-migration Audit and Planning — Identify Opportunities for Improvement

Market Segments

Billion USD 0 3 6 9 12 15 Retention and l… Email platform … Subscription li… Loyalty and rew… Market Size (Billion USD)
0% 1% 2% 3% 4% 5% 6% 7% 8% 9% 10% 11% 12% 13% 14% 15% 16% 17% CAGR Growth Potential

Retention and lifecycle marketing

Customer lifecycle and retention programs using targeted email and SMS workflows, loyalty programming, journey mapping, and LLM-augmented automation to grow repeat purchase and lifetime value.

Market size: $15.0B CAGR: 12%
No explicit market-size or CAGR figures were present in the provided search results (content focused on definitions, benefits, and tactics). I estimated size by aggregating adjacent software/service categories that constitute retention & lifecycle marketing: marketing-automation/email/SMS workflow platforms, loyalty-management and lifecycle orchestration (CDP/automation) and professional services for program design/implementation. A conservative, mid‑range aggregate for the global retention/lifecycle marketing segment (software + services) is ~$15B today, reflecting a slice of the broader martech/CRM ecosystem. Growth potential (CAGR ~12%) reflects accelerating investment in personalization, automation and LLM-augmented orchestration, plus increasing emphasis on retention vs. acquisition—consistent with typical marketing-automation/loyalty/software growth rates in recent years. Estimates assume continued SaaS adoption, expansion of SMS/email automation, and rising spend on loyalty and journey orchestration tools.

Email platform migration and deliverability

Migration, technical setup, and deliverability-preserving onboarding for ecommerce brands moving to email platforms (notably Klaviyo), including attribution configuration, warm-up strategy, and event-based flow rebuilds.

Market size: $300M CAGR: 10.5%
Estimated from published email-deliverability market reports in the search results. Credence Research values the global Email Deliverability Tools market at USD 444.6M (2024) with a 10.5% CAGR; MarketResearchFuture reports a larger industry estimate (USD 2.285B in 2024). The requested segment (ESP migration + deliverability-preserving onboarding for ecommerce) is a services/subset of the broader deliverability/tools market (professional services, migration projects, warm‑up and setup). Conservatively assuming migration/onboarding services represent a portion of the overall deliverability/tools market (roughly mid‑to‑high tens of percent in aggregate across vendors and agencies) yields an estimated addressable market around USD 0.3B in 2024. Growth potential uses Credence’s 10.5% CAGR as a proxy for segment expansion driven by rising email volumes, platform migrations, and compliance/deliverability needs.
20 EM TH 3 references

Subscription lifecycle management and retention

End-to-end subscriber lifecycle capabilities including onboarding, self-service portals, cancel flows, win-back offers, intelligent retries, and proactive churn prediction to maximize retention.

Market size: $3.5B CAGR: 14%
Search results did not include an explicit SLM market-size number. I used the Recurly data point showing global subscription growth (~12.6% in 2025) as a demand proxy and applied domain knowledge about vendor revenues and adjacent subscription-billing/retention software spend to estimate a global SLM & retention software market of roughly $3.5B. Given subscription market growth (12.6%) and increasing vendor spend on retention tools, I estimate SLM-specific CAGR at ~14% (slightly above subscription growth to reflect prioritization of retention investments).
SU 1 reference

Loyalty and rewards management

Design, delivery, and real-time management of loyalty programs and personalized rewards with integration across digital channels to improve retention.

Market size: $12.0B CAGR: 11%
Sources show a 2023–2025 market size cluster around USD ~9.8–15.2B (MarketsandMarkets, Fortune, GMI, others). I selected a conservative present market size of ~USD 12B (close to 2024 figures from multiple reports). Reported CAGRs vary (9.6%–24%); balancing established analyst estimates (MarketsandMarkets 9.6%, Fortune 14.6%) and higher forecasts, I estimate a mid-range growth potential of ~11% CAGR.

Related Organizations

Common Questions

What does Sticky Digital do?
Sticky Digital is a retention marketing agency focused on making your customers stick through email, SMS, loyalty, and subscription programs, and optimizing technology stacks to support long-term growth. As a Klaviyo Platinum Partner, they specialize in building full lifecycle retention programs for direct-to-consumer brands. They advocate a connected, data-driven approach rather than treating email, SMS, loyalty, and subscriptions as separate campaigns. Their services span strategy, program design, and execution across the entire customer journey, with emphasis on maximizing lifetime value, repeat purchases, and customer loyalty. They position themselves as the only full-service white-glove retention agency, focused exclusively on retention rather than paid media, SEO, or broader branding. The organization emphasizes measurable results, a strong client roster, and a commitment to helping brands scale through lifecycle-driven programs that align with modern ecommerce tech stacks.
What is Sticky Digital's role in the Retention and lifecycle marketing market?
Customer lifecycle and retention programs using targeted email and SMS workflows, loyalty programming, journey mapping, and LLM-augmented automation to grow repeat purchase and lifetime value.
What is Sticky Digital's role in the Email platform migration and deliverability market?
Migration, technical setup, and deliverability-preserving onboarding for ecommerce brands moving to email platforms (notably Klaviyo), including attribution configuration, warm-up strategy, and event-based flow rebuilds.
How was the Retention and lifecycle marketing market size estimate for Sticky Digital calculated?
No explicit market-size or CAGR figures were present in the provided search results (content focused on definitions, benefits, and tactics). I estimated size by aggregating adjacent software/service categories that constitute retention & lifecycle marketing: marketing-automation/email/SMS workflow platforms, loyalty-management and lifecycle orchestration (CDP/automation) and professional services for program design/implementation. A conservative, mid‑range aggregate for the global retention/lifecycle marketing segment (software + services) is ~$15B today, reflecting a slice of the broader martech/CRM ecosystem. Growth potential (CAGR ~12%) reflects accelerating investment in personalization, automation and LLM-augmented orchestration, plus increasing emphasis on retention vs. acquisition—consistent with typical marketing-automation/loyalty/software growth rates in recent years. Estimates assume continued SaaS adoption, expansion of SMS/email automation, and rising spend on loyalty and journey orchestration tools.
How was the Email platform migration and deliverability market size estimate for Sticky Digital calculated?
Estimated from published email-deliverability market reports in the search results. Credence Research values the global Email Deliverability Tools market at USD 444.6M (2024) with a 10.5% CAGR; MarketResearchFuture reports a larger industry estimate (USD 2.285B in 2024). The requested segment (ESP migration + deliverability-preserving onboarding for ecommerce) is a services/subset of the broader deliverability/tools market (professional services, migration projects, warm‑up and setup). Conservatively assuming migration/onboarding services represent a portion of the overall deliverability/tools market (roughly mid‑to‑high tens of percent in aggregate across vendors and agencies) yields an estimated addressable market around USD 0.3B in 2024. Growth potential uses Credence’s 10.5% CAGR as a proxy for segment expansion driven by rising email volumes, platform migrations, and compliance/deliverability needs.
Sticky Digital — company overview