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Top Martech Companies in Denver & Boulder, CO (246)

Klaviyo
Consumer Web • eCommerce • Marketing Tech • Retail • Software • Analytics • Generative AI
6 Offices
2,400 Employees
110 Benefits Hiring Now
Best place for ambitious people to learn and grow.

Klaviyo (NYSE: KVYO) is the B2C CRM. Powered by its built-in data platform and AI, Klaviyo combines marketing automation, analytics, and customer service into one unified solution, making it easy for businesses to know their customers and grow faster. Klaviyo (CLAY-vee-oh) helps over 183,000 brands like Mattel, Glossier, Daily Harvest, and Liquid Death deliver 1:1 experiences at scale, improve efficiency,...

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Klaviyo

Klaviyo's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue is rising at a double-digit pace, with FY2025 up about 32% to $1.234B and Q1–Q2 2026 growing roughly 28% and 26% year over year, alongside raised FY2026 guidance implying around 24% growth. Larger-account cohorts also expanded materially, reinforcing the top-line trajectory.

Customer Loyalty & Retention: Dollar-based net revenue retention was approximately 109–110%, indicating existing customers are expanding spend on the platform. Higher-value segments grew quickly as well, including customers generating over $50K in ARR rising in the mid-to-high 30% range year over year.

Market Expansion: International revenue is outpacing overall growth, including 42% growth in FY2025 and mid-30% growth in early 2026. Total customers also surpassed 205,000 globally as enterprise and multi-product adoption broadened.

Duda, Inc.
Agency • Digital Media • eCommerce • Marketing Tech • Software • Design • App development
6 Offices
200 Employees
39 Benefits Hiring Now
Duda is the leading white label website building platform for web professionals serving SMBs.

As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.

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Duda, Inc.

Duda, Inc.'s Top Stability & Growth Strengths

Strong Revenue Growth: Third-party estimates indicate revenue/ARR has risen meaningfully in recent cycles, with figures moving from roughly the mid-teens to the $40M–$75M range and directional growth reported from 2023 to 2025. Given the absence of audited disclosures, the clearest signal is the consistent upward trajectory rather than precise amounts.

Market Expansion: Company-reported adoption expanded from about 6,000 customers in 2019 to 23,000+ organizations, alongside growth from ~500,000 websites to 14M+ sites built and independent trackers detecting more active Duda domains. An agency- and partner-led go-to-market with hosts, media companies, and SaaS platforms underscores scaling distribution.

Innovation-Driven Growth: Rapid uptake of new AI capabilities (e.g., 45% of sites using at least one AI feature since 2023) and continued product expansion, including e-commerce via Snipcart and API-driven tooling, indicate product-led growth. Ongoing AI stack releases and professional workflows for agencies support deeper engagement and expansion.

Luxury Presence
Marketing Tech • Real Estate • Software • PropTech • SEO
3 Offices
500 Employees
55 Benefits Hiring Now
The Growth Platform for Real Estate's Top Performers

Luxury Presence is the leading growth platform for high-performing real estate agents, teams, and brokerages. The company provides agent-branded websites, advanced marketing tools, and AI CRM, the relationship engine powered by Presence AI that transforms an agent's sphere into a proactive source of new business. More than 18,000 real estate businesses rely on Luxury Presence to elevate their brand, attract...

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Luxury Presence

Luxury Presence's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue milestones indicate ARR advanced from $75M+ in August 2025 to $100M by May–June 2026, alongside statements of over 40% revenue growth in 2025. These figures point to sustained top-line momentum over the period.

Market Expansion: The customer footprint grew from 87,000+ agents across 17,000+ businesses in early 2026 to 100,000+ agents across nearly 20,000 businesses by May–June 2026. This widening reach signals increasing platform adoption in its target market.

Innovation-Driven Growth: The launch of the unified Presence Platform and an AI-powered CRM, coupled with 300%+ growth in AI product and engineering teams since early 2025, underscores product-led expansion. Plans for $10M+ in AI infrastructure and faster release velocity further support an innovation-forward trajectory.

AdAction
AdTech • Digital Media • Marketing Tech • Mobile
3 Offices
50 Employees
42 Benefits Hiring Now
Quality User Acquisition at Scale

At AdAction, we’re revolutionizing how brands connect with audiences through the power of mobile technology. As leaders in performance-driven marketing, we create innovative solutions that merge supply, loyalty, and rewards into seamless, mobile-first strategies. Our platform empowers brands and app developers to drive engagement, boost retention, and achieve sustainable growth by delivering personalized, reward-based experiences that foster genuine connections. With cutting-edge...

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AdAction

AdAction's Top Stability & Growth Strengths

Product Line Growth: Evidence suggests AdAction has expanded beyond traditional mobile user acquisition, launching Prism and introducing AdGem Play while positioning its portfolio across acquisition, engagement, loyalty, and monetization. This points to a broader addressable market and new use cases.

Market Expansion: Company materials highlight a global footprint across 180+ countries with growing inventory and more than a billion cumulative conversions, indicating expanding network scale and reach. Visibility across multiple categories in a recent ROI index further underscores wider activity in the ecosystem.

Strategic Partnerships: Announcements such as the partnership with PDI Technologies to bring AdGem Play into convenience‑retail loyalty programs signal deepening ties with enterprise ecosystems. Such moves extend distribution into loyalty channels and can create additional avenues for growth.

Aspire
Marketing Tech • Software
3 Offices
396 Employees
34 Benefits

Aspire is the influencer marketing platform empowering ecommerce brands to build and cultivate influential communities of influencers, ambassadors, affiliates, customers, and more. Brands using Aspire can discover authentic partners, streamline relationships, scale their programs, and measure true business impact — regardless of where they are in their influencer marketing journey. Aspire is trusted by Glossier, Coola, Bombas, Newell, Ruggable, and...

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Aspire
Closetbox
Consumer Web • Marketing Tech
Greenwood Village

Self storage without leaving home. We come to you, pick up your belongings, then bring any item back when you’re ready. Just that easy.

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Closetbox
Lynton
Marketing Tech
5 Offices
45 Employees
8 Benefits Hiring Now

Here at Lynton, we are in the business of making our clients successful with inbound marketing. If you are looking to be the master of your online domain, need a new lead generating website, or don't have the digital expertise - you’ve come to the right place!

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Lynton
Acceleration
Digital Media • Marketing Tech • Professional Services • Social Media

Founded in 1999, and now part of Wunderman, Acceleration is a specialist consultancy that crafts digital marketing capability for the largest global brands. We are a highly skilled, and curious team of marketing technologists, inspired by experimentation, new ideas and technology. We are passionate about creating a better world for our client

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Acceleration
Rebel AI
AdTech • Big Data • Marketing Tech • Software
Louisville
10 Benefits
Rebel AI builds big data products for advertisers and marketers.

Rebel AI brings simplicity and scale to digital advertising with products built to protect and secure programmatic media trading between premium publishers and advertisers. Our patent-pending technology establishes a digital identity for each participant in the advertising ecosystem, and protects that identity using cryptography.

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Rebel AI
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Dominion Enterprises
AdTech • Marketing Tech
25 Offices
1,300 Employees
32 Benefits

Dominion Enterprises is a leading marketing services company serving the wide-ranging needs of many industries including real estate, automotive, and travel. Dominion Enterprises was established in September 2006 following a division of assets of its predecessor company, Trader Publishing Company, between shared owners Landmark and Cox Communications, Inc. Today, with our classified advertising, publishing, technology, data and Web products and services,...

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Dominion Enterprises
The Caelus Camera
Digital Media • Marketing Tech
Westminster
5 Employees

The Caelus Camera is a video production company specializing in drone footage and 3D motion tracking. We use the drones for a variety of different clients, from Keller Williams Real Estate to promo videos for Uber.

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The Caelus Camera
Strategus
AdTech • Marketing Tech
Englewood
Hiring Now

Strategus is a full-stack programmatic platform that offers data-driven, audience identification and targeted delivery. Our innovative ad tech and high touch campaign management drives custom, full-funnel, cross-device solutions. We pioneered programmatic OTT advertising and are relentlessly pursuing what’s next.

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Strategus
Epsilon
AdTech • Digital Media • Marketing Tech
30 Offices
8,000 Employees
43 Benefits
Marketing built on proof, not promises.

When you’re one of us, you get to run with the best. For decades, we’ve been helping marketers from the world’s top brands personalize experiences for millions of people with our cutting-edge technology, solutions and services. Epsilon’s best-in-class identity gives brands a clear, privacy-safe view of their customers, which they can use across our suite of digital media, messaging and...

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Epsilon

Epsilon's Top Stability & Growth Strengths

Strong Market Position & Advantage: Independent analyst evaluations place Epsilon as a Leader in Forrester’s Loyalty Platforms (Q4 2025) and IDC recognizes its clean‑room technology, signaling strength in loyalty and identity‑led activation. CORE ID and its role in retail media (e.g., CitrusAd powered by Epsilon and the John Lewis Partnership expansion) reinforce differentiated positioning.

Investor Backing & Capital Strength: As part of Publicis Groupe, Epsilon benefits from a scaled, growing parent that is actively investing in data and identity, including the definitive agreement to acquire LiveRamp (~$2.17B EV). Group filings and communications emphasize Epsilon’s centrality to an integrated media‑and‑data go‑to‑market.

Strong Revenue Growth: Epsilon finished 2023 at +9.6% organic growth, with management later calling out “almost +10%” for combined media and Epsilon activities in Q3 2024. The broader group reported +5.6% organic growth in 2025 and raised 2026 guidance to +4.5%–+5.0%, providing a supportive growth backdrop for Epsilon’s capabilities.

Frankly Communications
Marketing Tech • Sports
Denver
10 Employees

Frankly Communications is a full-service digital engagement, public relations, creative and marketing firm based in Denver. We specialize in making brands shine.

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Frankly Communications
PatientNow
Digital Media • Marketing Tech • Software
2 Offices
163 Employees
12 Benefits Hiring Now

The industry's only complete solution to manage all aspects of the modern elective medical practice. Integrated EMR, Practice Management, Patient Engagement, Digital Marketing & Photo Management.

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PatientNow
Likemind
Digital Media • Edtech • Gaming • Marketing Tech
Fully Remote
71 Employees
44 Benefits
Our brands inspire joy, positivity & personal growth... and it’s vital to cultivate the same qualities internally!

Likemind builds brands that allow this childlike wonder in each of us to come out and play. By making learning fun, we expand perspectives, challenge ways of thinking, and tap into that shared curiosity to grow together. The interactive experiences our brands deliver to the inbox — including trivia games, short-to-long-form reads, and audio elements — help establish a brighter,...

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Likemind
Spekit
Marketing Tech • Sales • Software
Denver
166 Employees
6 Benefits
Spekit is the sales enablement platform that unifies sales content and learning to enable reps in their flow of work.

Spekit is the modern sales enablement platform that unifies sales content and learning, and enables your reps in their flow of work with AI Sidekick, the most contextual Just-in-Time Sales Assistant™. AI Sidekick uses contextual AI agents (leveraging CRM, call intelligence, Gong, email information, etc.) to understand reps’ precise needs, and then surfaces personalized coaching, messaging support, answers, and learning. By...

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Spekit
Bold Orange
AdTech • Information Technology • Marketing Tech
5 Offices
103 Employees
19 Benefits

Bold Orange is a customer experience agency helping brands with end-to-end CX needs inclusive of go-to-market experiences, content, UX/UI, loyalty and CRM, performance marketing, digital media and Salesforce Marketing Cloud implementation.

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Bold Orange
Suited Connector
AdTech • Consumer Web • Digital Media • Information Technology • Marketing Tech
Englewood
75 Employees
41 Benefits
We connect consumers and clients to better their financial goals.

Suited Connector is a one-of-a-kind data solutions and marketing technology (MarTech) platform that fuels new customer growth and extends customer retention at scale across all consumer verticals including yet not limited to financial services, home services, and insurance. MarTech services are in high demand for major brands looking for new (profitable) revenue streams and increasing consumer lifetime value. These services are even...

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Suited Connector
Ifficient Inc.
AdTech • Marketing Tech
Denver
8 Employees

We are both a technology and media company dedicated to creating innovative products and services for the marketing industry.

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Ifficient Inc.

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