Email marketing companies in Colorado focus on creating effective communication strategies through email. These firms cater to a variety of clients, from small businesses to large corporations, creating tailored campaigns that drive engagement and sales. The industry is evolving with trends such as automation, personalized messaging, and data analytics shaping future campaigns. Emerging technologies like artificial intelligence are also beginning to play a central role in campaign optimization, indicating a shift towards more sophisticated marketing practices. Additionally, the increasing importance of consumer preferences emphasizes the need for compliance with privacy regulations, signaling a more responsible approach in email marketing operations.

This list highlights 22 email marketing companies in Colorado, showcasing a mix of sizes and specializations. Ranging from small agencies with under 50 employees to larger firms with hundreds, these companies have been founded between 1996 and 2019. With locales like Denver, Boulder, and Fort Collins as their bases, they offer services such as campaign management, automated outreach, and data-driven strategies. While the majority are homegrown, a few have made international inroads. Overall, this selection reflects a commitment to helping businesses refine their email advertising techniques to achieve satisfying outcomes.

Continue reading to uncover the top email marketing companies in Colorado.

Top 22 Email Marketing Companies in Colorado

1. SendGrid

• Website: sendgrid.com
• Ownership type: Corporate
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $3.0B, October 2018
• Founded year: 2009
• Headcount: 201-500
• LinkedIn: sendgrid

SendGrid, a subsidiary of Twilio, is an email service provider based in Denver, Colorado. Founded in 2009, the company has carved out a niche in the email marketing and delivery space, offering a robust platform that supports both transactional and marketing emails. Their services include an Email API, which allows developers to integrate email functionality into their applications, and a suite of tools for creating and managing email marketing campaigns. SendGrid emphasizes high deliverability rates, ensuring that emails reach their intended recipients effectively. The company has garnered attention for its ability to process over 148 billion emails each month, showcasing its capacity to handle high volumes of email traffic. With a focus on customer support and expert consulting, SendGrid aims to help businesses optimize their email performance and communication strategies. The company has also received substantial funding, amounting to $3 billion, which reflects investor confidence in its business model and growth potential.

2. Sinch Email on Acid

• Website: emailonacid.com
• Ownership type: Corporate
• Headquarters: Centennial, Colorado, United States (USA)
• Employee distribution: United States (USA) 87%, United Kingdom (UK) 13%
• Latest funding: June 2021
• Founded year: 2009
• Headcount: 11-50
• LinkedIn: email-on-acid

Sinch Email on Acid, founded in 2009 and based in Centennial, Colorado, is a software company that specializes in email marketing solutions. The company offers a suite of tools designed to help businesses optimize their email campaigns. Their services include email testing, analytics, and accessibility checks, which are crucial for ensuring effective communication with target audiences. Email on Acid's platform allows users to streamline the email production process, significantly reducing quality assurance time while maximizing campaign performance. The company has established itself as a valuable resource for marketers, providing insights that help improve email engagement and return on investment. With a workforce of around 31 employees, they cater primarily to clients in the United States and the United Kingdom, demonstrating their international reach in the email marketing sector.

3. Marketing 360

• Website: marketing360.com
• Ownership type: Family Owned
• Headquarters: Fort Collins, Colorado, United States (USA)
• Employee distribution: United States (USA) 77%, Spain 12%, India 5%, Other 5%
• Founded year: 2009
• Headcount: 501-1000
• LinkedIn: marketing-360%c2%ae

Marketing 360, based in Fort Collins, Colorado, is a family-owned marketing agency founded in 2009. The company specializes in providing a comprehensive marketing platform tailored for small businesses. Their offerings include a range of services such as website development, e-commerce solutions, customer relationship management (CRM), and notably, email marketing. Marketing 360 serves over 15,000 small businesses, helping them manage and grow their operations through a unified platform. The email marketing component allows users to create automated campaigns, utilize a library of templates, and personalize communications, which are critical for engaging customers effectively. The company has not reported any funding, indicating a self-sustained growth model.

4. Native Rank

• Website: nativerank.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: native-rank

Native Rank is a digital marketing agency based in Denver, Colorado, founded in 2010. The company specializes in advanced customer targeting solutions and offers a range of digital marketing services, including email marketing, search engine optimization, and website development. Their email marketing services focus on engaging target audiences through tailored campaigns that leverage audience and geo-targeting. Native Rank collaborates with clients to identify their target markets and optimize email campaigns for better engagement and conversion rates. They serve a variety of clients, from small businesses to larger enterprises, across multiple sectors. The company has not reported any funding, indicating a self-sustained growth model. Native Rank's commitment to data hygiene and compliance with email marketing regulations further supports their operational integrity in the digital marketing space.

5. Ascent360

• Website: ascent360.com
• Ownership type: Venture Capital
• Headquarters: Lakewood, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $2.0M, January 2022
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: ascent-crm

Ascent360, founded in 2013 and based in Lakewood, Colorado, is a marketing technology firm that focuses on data-driven marketing solutions. The company provides a range of services, including SMS marketing, data management, audience segmentation, and notably, email marketing. Their platform is designed to help businesses unify customer data, allowing for more effective and targeted marketing strategies. Ascent360 serves clients primarily in the hospitality, ski, bike/outdoor, and retail sectors, demonstrating a commitment to enhancing customer engagement through personalized marketing efforts. The company has received funding, with the latest round amounting to nearly $2 million in January 2022, indicating ongoing investment in their technology and services.

6. SalesHive

• Website: saleshive.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 98%, Other 2%
• Founded year: 2016
• Headcount: 51-200
• LinkedIn: salesreply

SalesHive, founded in 2016 and based in Denver, Colorado, operates as a B2B lead generation agency. The company specializes in sales development services, which include cold calling, email marketing, SEO, and Google Ads. Their unique approach combines advanced technology with a team of US-based sales experts to help businesses enhance their sales processes. SalesHive has developed its own proprietary sales platform, which supports various lead generation channels, including a notable AI Customization API for email campaigns. This platform allows for highly targeted outreach, aiming to improve engagement and conversion rates for their clients. With a workforce of 51-200 employees, SalesHive has grown significantly since its inception, serving hundreds of B2B clients across various industries. Their commitment to transparency and flexibility is evident in their month-to-month contracts and free onboarding process, which aims to build trust with clients from the outset.

7. SocialSEO Inc

• Website: socialseo.com
• Ownership type: Private
• Headquarters: Colorado Springs, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1996
• Headcount: 51-200
• LinkedIn: social-seo-inc

SocialSEO Inc, now known as Intero Digital, is a digital marketing agency based in Colorado Springs, Colorado. Founded in 1996, the company has built a reputation for providing a wide array of services aimed at enhancing online visibility and driving sales for businesses. Their offerings include search engine optimization (SEO), pay-per-click (PPC) advertising, social media marketing, and web design. Notably, email marketing is also part of their service suite, indicating their capability to engage customers through targeted email campaigns. SocialSEO has worked with various brands and has received recognition in the industry, positioning itself as a reliable partner for businesses looking to improve their digital marketing strategies. The company operates entirely within the United States and has a workforce of approximately 59 employees, reflecting a solid operational scale without external funding reported.

8. Triarc

• Website: thinktriarc.com
• Ownership type: Private
• Headquarters: Boulder, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: thinktriarc

Triarc is a marketing agency based in Boulder, Colorado, founded in 2015. With a team of 18 employees, the company specializes in providing marketing and sales consulting services tailored for small and medium-sized businesses. Triarc offers a range of services, including lead generation, social media marketing, website automation, and notably, email campaigns. Their approach is centered on helping clients achieve significant growth and improve their marketing strategies. Triarc has worked with over 250 brands, generating substantial sales and focusing on results-driven solutions. The agency emphasizes a commitment to customer satisfaction, as evidenced by numerous client testimonials that praise their responsiveness and effectiveness in revitalizing digital marketing efforts. Triarc's methodology combines traditional and innovative marketing techniques, ensuring that their clients can effectively connect with their target audiences through various channels, including email.

9. Infinity Marketing Group

• Website: infinitymgroup.com
• Ownership type: Private
• Headquarters: Westminster, Colorado, United States (USA)
• Employee distribution: United States (USA) 74%, Bangladesh 26%
• Founded year: 2011
• Headcount: 11-50
• LinkedIn: infinity-marketing-group

Infinity Marketing Group, founded in 2011 and based in Westminster, Colorado, is a private marketing agency that specializes in AI-driven marketing solutions tailored for businesses. With a team of approximately 46 employees, the company focuses primarily on the B2B sector, offering a range of services that include email marketing, LinkedIn marketing, and pay-per-click advertising. Their approach integrates advanced technology with proven marketing strategies to enhance client outreach and conversion rates. Infinity Marketing Group has successfully executed numerous email marketing campaigns, achieving notable metrics such as high open rates and effective lead generation. Their commitment to optimizing marketing efforts for clients has resulted in significant ROI, showcasing their expertise in the email marketing domain.

10. ifficient

• Website: ifficient.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 71%, Brazil 29%
• Founded year: 2006
• Headcount: 11-50
• LinkedIn: ifficient

Ifficient is a technology-based interactive marketing company based in Denver, Colorado, founded in 2006. With a team of 34 employees, the company specializes in lead generation and customer acquisition, offering a range of services that include email marketing, push notifications, and proprietary technology solutions. Ifficient's email marketing services focus on delivering targeted content to segmented audiences, ensuring that clients can effectively engage with potential customers. Their proprietary platform allows for scalable and compliant lead generation, which is crucial for businesses looking to optimize their marketing efforts. The company prides itself on its results-driven approach, leveraging data to enhance customer experiences and drive revenue for its clients. Ifficient's technology integrates seamlessly with various CRM and ESP systems, showcasing their adaptability in the marketing technology space.

11. Digital First Media Inc.

• Website: digitalfirstmedia.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2011
• Headcount: 10001+
• LinkedIn: digital-first-media-inc.

Digital First Media Inc., based in Denver, Colorado, is a private advertising agency founded in 2011. The company specializes in providing a range of digital advertising resources aimed at helping businesses improve their marketing strategies. With a workforce of over 10,000 employees, Digital First Media focuses on various aspects of digital marketing, including email marketing and social media advertising. Their website features extensive resources related to email marketing, such as compliance categories, creative examples, and guidelines, showcasing their commitment to this field. This involvement positions them as a relevant player in the digital advertising industry, particularly in the email marketing segment.

12. Intuitive Websites

• Website: intuitivewebsites.com
• Ownership type: Private
• Headquarters: Colorado Springs, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2004
• Headcount: 1-10
• LinkedIn: intuitive-websites

Intuitive Websites is a digital marketing agency based in Colorado Springs, Colorado, founded in 2004. With a small team of around 24 employees, the company specializes in comprehensive marketing services aimed at improving clients' online presence. Their offerings include search engine optimization (SEO), website design, and notably, email marketing services. Intuitive Websites adopts a strategic approach to digital marketing, focusing on inbound marketing techniques that help businesses connect with their target audiences. They have developed a four-step process that guides clients through digital strategy, strategic communications, inbound marketing, and measuring return on investment (ROI). This structured methodology allows them to tailor their services to meet the specific needs of their clients, ensuring effective engagement and measurable results. The agency has positioned itself as a HubSpot Certified Solutions Partner, which enhances its credibility in the email marketing space, as they leverage HubSpot's tools for customer relationship management and marketing automation.

13. Leads Lancer

• Website: leadslancer.com
• Ownership type: Private
• Headquarters: Boulder, Colorado, United States (USA)
• Employee distribution: Pakistan 78%, United States (USA) 22%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: find-perfect-leads

Leads Lancer, founded in 2015 and based in Boulder, Colorado, is a marketing agency that focuses on lead generation and outreach services. With a team of 23 employees, the company offers a variety of solutions, including email outreach, LinkedIn campaigns, cold calling, and list building. Their primary clientele consists of businesses aiming to improve their marketing strategies and enhance lead generation efforts. Leads Lancer employs advanced tools and techniques to create targeted email campaigns, ensuring that their clients' messages reach the right audience. They also provide managed email services, which include domain setup, email warmup, and analytics to track campaign performance. The company operates with a significant portion of its workforce based in Pakistan, allowing for a blend of local and international expertise in their operations. Their commitment to helping businesses connect with potential customers through effective email marketing strategies positions them as a relevant player in the industry.

14. Path2Response LLC

• Website: path2response.com
• Ownership type: Private
• Headquarters: Broomfield, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: path2response-llc

Path2Response LLC, founded in 2015 and based in Broomfield, Colorado, is a marketing agency that specializes in data-driven marketing solutions. The company focuses on enhancing marketing performance through services like audience creation, data optimization, and direct mail strategies. Their clientele includes retail brands, nonprofits, and marketing agencies, all of whom rely on Path2Response's expertise to effectively engage target audiences. The company is particularly noted for its reverse email append service, which transforms orphaned email addresses into actionable contacts, thereby improving email marketing efforts. Path2Response leverages extensive consumer data to provide insights that help clients reach responsive audiences, making them a relevant player in the email marketing sector.

15. DES Marketing

• Website: marketingbydes.com
• Ownership type: Private
• Headquarters: Glendale, Colorado, United States (USA)
• Founded year: 1999
• Headcount: 1-10
• LinkedIn: des-marketing

DES Marketing, based in Glendale, Colorado, is a marketing agency that has been operational since 1999. With a small team of 1-10 employees, they specialize in providing comprehensive marketing solutions tailored to the needs of various businesses. Their services include digital marketing, brand strategy, media planning, and notably, email marketing. The agency prides itself on its ability to create measurable marketing strategies that enhance visibility and drive conversions. They have worked with a variety of clients, helping them to effectively engage with their target audiences through innovative campaigns. Their approach combines creativity with data analytics, ensuring that marketing efforts are not only artistic but also grounded in measurable outcomes. This dual focus on creativity and analytics positions DES Marketing as a relevant player in the email marketing sector, as they understand the importance of audience engagement and retention through effective email strategies.

16. Revel Interactive

• Website: revelinteractive.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2011
• Headcount: 11-50
• LinkedIn: revel-interactive

Revel Interactive is a digital marketing agency based in Denver, Colorado, founded in 2011. With a team of 26 employees, the agency focuses on crafting tailored marketing strategies that drive measurable results for its clients. Their service offerings include digital strategy, social marketing, SEO, and notably, email marketing. Revel Interactive has worked with various businesses, particularly in the e-commerce sector, helping them enhance their online presence and achieve their marketing objectives. The agency prides itself on a performance-driven approach, utilizing data to inform strategies and optimize campaigns. Their case studies highlight significant improvements in client metrics, including substantial increases in email subscriber counts and revenue generated through email campaigns. Revel Interactive's commitment to integrating email marketing with other digital channels positions them as a relevant player in the email marketing space.

17. Webolutions Digital Marketing Agency

• Website: webolutionsmarketingagency.com
• Ownership type: Family Owned
• Headquarters: Centennial, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1994
• Headcount: 11-50
• LinkedIn: webolutions

Webolutions Digital Marketing Agency, based in Centennial, Colorado, has been operational since 1994. This family-owned agency specializes in crafting comprehensive marketing strategies and providing a variety of digital marketing services, including website design and development. They cater to businesses looking to enhance their online presence through tailored solutions. With a team of 26 employees, Webolutions emphasizes a data-driven approach to marketing, ensuring that their strategies are informed by analytics and insights. Their services include not only email marketing but also SEO, PPC, content marketing, and social media marketing. They have established a reputation for helping clients achieve measurable results and have partnered with numerous organizations across the United States to drive growth and engagement.

18. 4B Marketing

• Website: 4bmarketing.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2016
• Headcount: 11-50
• LinkedIn: b4b-design-group

4B Marketing is a marketing agency based in Denver, Colorado, founded in 2016. With a team of 24 employees, the company specializes in branding and digital marketing services tailored to both businesses and government agencies. Their offerings include brand development, website design, content marketing, and notably, email marketing. 4B Marketing emphasizes a strategic approach to marketing, focusing on creating customized solutions that enhance visibility and effectiveness for their clients. They have developed a reputation for their consultative relationships and hands-on support, particularly in navigating the complexities of digital marketing. Their email marketing services include list building campaigns, email content creation, and analytics, which are integral to their overall marketing strategy. While they have not reported any funding, their growth and service offerings indicate a solid presence in the marketing industry.

19. Philosophy Communication

• Website: philosophycommunication.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 80%, Nigeria 10%, India 10%
• Founded year: 2001
• Headcount: 11-50
• LinkedIn: philosophy-communication

Philosophy Communication is a marketing agency based in Denver, Colorado, established in 2001. With a team of 11 to 50 employees, the agency specializes in comprehensive marketing, public relations, and digital services. They work with clients across various industries, including construction, food and agriculture, health and wellness, and luxury appliances. Their approach is centered on building meaningful relationships and creating tailored strategies that help clients enhance their brand presence and achieve business objectives. Philosophy Communication offers a full suite of services, including email marketing, search engine optimization, and social media management, indicating their capability in the digital marketing space. They have a strong emphasis on collaboration and strategic planning, aiming to deliver measurable results for their clients.

20. SalesReply.com

• Website: salesreply.com
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Founded year: 2019
• Headcount: 11-50
• LinkedIn: salesreply

SalesReply.com, known as SalesHive, is a private B2B lead generation agency based in Denver, Colorado. Founded in 2019, the company specializes in sales development services, which include cold calling, email marketing, SEO, and Google Ads. SalesHive aims to assist businesses in enhancing their sales processes and generating high-quality leads. They leverage proprietary technology and a team of US-based sales experts to deliver transparent and effective outbound sales solutions. Their email marketing service is integrated into a comprehensive sales strategy, utilizing an AI customization API to launch targeted campaigns. This approach allows them to optimize outreach and improve engagement with potential clients. SalesHive has positioned itself as a partner for companies looking to scale their sales efforts without the burden of traditional hiring and training processes.

21. Pinpoint Technologies Inc.

• Website: pinpoint-tech.com
• Ownership type: Corporate
• Headquarters: Boulder, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: October 1999
• Founded year: 1993
• Headcount: 51-200
• LinkedIn: pinpoint-technologies

Pinpoint Technologies Inc., based in Boulder, Colorado, is a data services and marketing services provider that has been operational since 1993. The company specializes in creating targeted marketing lists and enhancing customer databases, serving a variety of industries including industrial manufacturing, laboratories, and public utilities. Their services include custom list development, customer profiling, and email appending, which are crucial for businesses aiming to optimize their marketing efforts. Pinpoint Technologies also provides email broadcast services, allowing clients to execute effective email campaigns. With a dedicated research team, they ensure the accuracy and relevance of their data, which is vital for successful marketing initiatives. Their focus on email marketing solutions, alongside their extensive experience, positions them as a relevant player in the email marketing industry.

22. Fruition

• Website: fruition.net
• Ownership type: Private
• Headquarters: Denver, Colorado, United States (USA)
• Employee distribution: United States (USA) 96%, South Africa 4%
• Founded year: 2003
• Headcount: 11-50
• LinkedIn: fruition-net

Fruition is a digital marketing agency based in Denver, Colorado, founded in 2003. With a team size of 11-50 employees, the company specializes in comprehensive marketing and website development services. Fruition serves a variety of clients, including businesses and government agencies, across multiple sectors such as healthcare, education, and tourism. Their approach combines best practices in SEO, paid media, content marketing, and email marketing, all supported by robust website development capabilities. Fruition has successfully completed over 1,500 client projects, showcasing their extensive experience in the industry. They emphasize a 'Discovery First' methodology, ensuring that their strategies are tailored to the unique needs of each client. This client-centric focus is reflected in their email marketing services, which aim to create engaging campaigns that drive measurable results. Fruition has not reported any funding, indicating they operate as a private entity without external financial backing.

Email Marketing Insights: Key Companies in Colorado

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