Email marketing companies in California play a pivotal role in the digital communication strategies for businesses. These firms offer tools and services that help organizations reach audiences through tailored email campaigns, automation, and analytics. The industry is evolving rapidly, with trends pointing towards increased personalization and interactivity in email content. The growing demand for seamlessly integrated marketing solutions means businesses are increasingly relying on innovation to enhance customer engagement. With environmental sustainability and privacy compliance becoming paramount concerns, companies are adapting their approaches to meet both consumer expectations and regulatory requirements.

This list features 20 email marketing companies based in California, showcasing firms of various sizes. Notable locales include San Francisco, San Diego, and Los Angeles, with company foundations ranging from 1994 to 2020. These specialists focus on different aspects of email marketing, such as automation, design, analytics, and customer engagement, providing tailored services for their clients. Many companies in this compilation have received significant funding, reflecting the growing importance of email marketing in the digital ecosystem. Brands span from established players, like Lyris, to rising stars, such as Mailmodo and Scalero.

Read on to discover the top email marketing companies in California.

Top 20 Email Marketing Companies in California

1. MailerLite

• Website: mailerlite.com
• Ownership type: Corporate
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: United States (USA) 37%, Lithuania 19%, Turkey 6%, Other 38%
• Latest funding: $90.0M, April 2022
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: mailerlite-international

MailerLite is a digital marketing platform based in San Francisco, California, founded in 2010. The company specializes in providing tools for email marketing, website creation, and lead generation, catering to both businesses and individuals looking to enhance their online presence. MailerLite is known for its intuitive interface, which allows users to create engaging email campaigns and websites with ease. The platform includes features such as automation for targeted email delivery, a drag-and-drop email editor, and tools for building landing pages and collecting leads. In April 2022, MailerLite secured $90 million in funding, reflecting its growth trajectory and the confidence investors have in its business model. With a global employee distribution and a commitment to customer support, MailerLite continues to be a relevant player in the email marketing industry.

2. Sendlane

• Website: sendlane.com
• Ownership type: Venture Capital
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 93%, Peru 7%
• Latest funding: Series C, $4.2M, June 2023
• Founded year: 2013
• Headcount: 51-200
• LinkedIn: sendlane

Sendlane, based in San Diego, California, is a marketing automation company that specializes in email and SMS marketing solutions tailored for eCommerce businesses. Since its inception in 2013, Sendlane has focused on helping online retailers optimize their marketing efforts through a unified platform that enhances customer engagement and drives revenue. The company offers a range of features, including advanced segmentation, real-time analytics, and multi-channel automation, which allow businesses to create personalized marketing experiences. Sendlane has also received significant funding, with a Series C round raising $4.15 million in June 2023, reflecting its growth trajectory and the confidence investors have in its business model. With a strong emphasis on customer support and a commitment to data-driven marketing strategies, Sendlane is well-positioned to meet the evolving needs of eCommerce marketers.

3. ReSci (Retention Science)

• Website: retentionscience.com
• Ownership type: Venture Capital
• Headquarters: Santa Monica, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series A, $7.0M, August 2014
• Founded year: 2011
• Headcount: 51-200
• LinkedIn: retention-science

ReSci (Retention Science) is a marketing automation firm based in Santa Monica, California, founded in 2011. The company focuses on providing AI-driven email and SMS marketing solutions specifically designed for ecommerce businesses. By leveraging predictive analytics, ReSci helps clients enhance customer engagement and retention through personalized communications. Their platform allows businesses to optimize marketing efforts, ultimately improving sales outcomes. With a client base that ranges from startups to large enterprises, ReSci has positioned itself as a valuable partner in the ecommerce sector. The company has received $7 million in Series A funding, which underscores its potential for growth and innovation. As part of the Constant Contact family of brands, ReSci continues to evolve its offerings, making artificial intelligence accessible for marketers aiming to deliver timely and relevant messages to their customers.

4. CodeCrew

• Website: codecrew.us
• Ownership type: Private
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: United States (USA) 75%, South Africa 8%, Portugal 8%, Other 8%
• Founded year: 2018
• Headcount: 11-50
• LinkedIn: codecrewllc

CodeCrew, founded in 2018 and based in San Francisco, California, is an email marketing agency that specializes in providing a wide range of email marketing services. With a team of approximately 37 employees, the agency focuses on enhancing client engagement and driving revenue through tailored email strategies, design, and automation. CodeCrew serves clients across various industries, helping them optimize their marketing efforts to achieve high returns on investment. Their service portfolio includes email marketing audits, campaign management, A/B testing, and deliverability tracking, among others. The agency has also been recognized for its innovative approach, receiving attention from various media outlets for its effective email marketing tactics and commitment to conscious capitalism. CodeCrew's emphasis on design and strategy, combined with their impressive client success stories, showcases their active involvement in the email marketing industry.

5. Lyris

• Website: lyris.com
• Ownership type: Corporate
• Headquarters: Emeryville, California, United States (USA)
• Employee distribution: United States (USA) 75%, United Kingdom (UK) 25%
• Latest funding: May 2015
• Founded year: 1994
• Headcount: 51-200
• LinkedIn: lyris

Lyris, founded in 1994 and based in Emeryville, California, is an email marketing service provider that specializes in tools for list management, content creation, and targeted email campaigns. The company aims to assist businesses and organizations in enhancing their email marketing strategies through effective segmentation and automation. Lyris offers a platform that enables users to create, manage, and analyze their email communications efficiently. With a workforce of approximately 136 employees, Lyris serves a mix of clients primarily in the United States and the United Kingdom. Their services are designed to help clients optimize their email outreach and improve engagement with their audiences.

6. Beefree

• Website: beefree.io
• Ownership type: Private
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: Italy 48%, United States (USA) 48%, Denmark 5%
• Founded year: 2014
• Headcount: 51-200
• LinkedIn: bee-editor

Beefree, founded in 2014 and based in San Francisco, California, is a private software company that specializes in email marketing solutions. The company offers a user-friendly HTML email template builder and a landing page builder, enabling businesses and marketers to create visually appealing email campaigns with ease. Beefree's platform integrates seamlessly with various email service providers, catering to a wide range of clients across multiple industries. The company has positioned itself as a valuable resource for marketers by providing over 1,500 customizable templates and tools that facilitate collaboration among teams. This focus on efficiency and design flexibility has made Beefree a notable player in the email marketing sector, appealing to both small businesses and larger organizations looking to enhance their email marketing efforts.

7. Mailmodo

• Website: mailmodo.com
• Ownership type: Corporate
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: India 79%, United States (USA) 17%, United Arab Emirates 4%
• Latest funding: May 2018
• Founded year: 2020
• Headcount: 11-50
• LinkedIn: mailmodo

Mailmodo is an email marketing platform based in San Francisco, California, with a significant operational presence in India. Founded in 2020, the company specializes in creating interactive emails that allow users to engage directly within their inboxes. This includes features such as forms, quizzes, and gamified elements, which enhance user interaction and drive higher conversion rates. Mailmodo also offers automation tools to streamline email journeys and improve deliverability, catering to businesses across various industries. Their platform is designed to help marketers optimize their email strategies, making it easier to create, send, and analyze campaigns. With a focus on customer engagement and innovative email solutions, Mailmodo has positioned itself as a noteworthy player in the email marketing industry.

8. Flodesk

• Website: flodesk.com
• Ownership type: Private
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: United States (USA) 44%, Vietnam 39%, Netherlands 9%, Other 8%
• Founded year: 2018
• Headcount: 51-200
• LinkedIn: flodesk

Flodesk is a private software company based in San Francisco, California, founded in 2018. It specializes in email marketing and e-commerce solutions, providing an intuitive platform designed for entrepreneurs and small business owners. Flodesk's tools enable users to create and send visually striking marketing emails, design sales pages, and automate their marketing processes. The company prioritizes a seamless user experience, allowing clients to focus on growing their businesses. With a workforce of around 75 employees, Flodesk has gained traction in the email marketing sector by offering features like customizable templates, advanced analytics, and integration with e-commerce functionalities. This positions Flodesk as a relevant and effective option for those looking to enhance their marketing efforts.

9. Scalero

• Website: scalero.io
• Ownership type: Venture Capital
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: United States (USA) 48%, Mexico 41%, Denmark 10%
• Latest funding: Pre-seed, July 2020
• Founded year: 2019
• Headcount: 11-50
• LinkedIn: scalero

Scalero, founded in 2019 and based in San Francisco, California, is a digital marketing agency that specializes in email marketing and lifecycle marketing solutions. With a team of 29 employees, Scalero focuses on providing comprehensive services that include email design, coding, and data engineering. Their primary clientele consists of businesses in the digital marketing and e-commerce sectors, aiming to improve customer engagement through tailored email campaigns. Scalero's approach involves managing email marketing programs from start to finish, ensuring that clients receive customized solutions that align with their marketing strategies. They also offer platforms like Tiramisu and Cannoli, which facilitate the creation and management of email templates, further enhancing their service offerings in the email marketing space.

10. ReachEngine

• Website: reachengine.io
• Ownership type: Private
• Headquarters: Santa Clara, California, United States (USA)
• Founded year: 2014
• Headcount: 1001-5000
• LinkedIn: datacaptive-reachengine

ReachEngine is an email marketing platform based in Santa Clara, California, founded in 2014. The company specializes in providing businesses with tools to automate and enhance their email marketing efforts. With features such as email automation, segmentation, and real-time analytics, ReachEngine aims to help businesses improve customer engagement and drive sales. The platform is designed to be user-friendly, allowing users to create professional emails without needing coding skills. ReachEngine's target market includes businesses of various sizes looking for effective email marketing solutions. The company has not reported any funding, indicating it operates as a private entity focused on delivering value through its services.

11. The Email Marketers

• Website: theemailmarketers.com
• Ownership type: Private
• Headquarters: Los Angeles, California, United States (USA)
• Employee distribution: United States (USA) 80%, Morocco 20%
• Founded year: 2017
• Headcount: 1-10
• LinkedIn: melanie-balke-consulting

The Email Marketers is a digital marketing agency based in Los Angeles, California, founded in 2017. The company specializes in email and SMS marketing services, primarily catering to e-commerce brands. With a small team of 1-10 employees, they operate remotely, drawing talent from across the globe. The Email Marketers offers a comprehensive suite of services, including email marketing strategy, campaign management, lifecycle automations, list growth initiatives, and creative design and copywriting. Their mission is to support purpose-driven brands in building lasting customer relationships and increasing revenue through effective email and SMS marketing. The agency has garnered positive testimonials from clients who have experienced substantial returns on investment, highlighting their ability to craft personalized email flows and strategic marketing campaigns. The Email Marketers has not reported any funding, indicating they operate as a self-sustained entity in the competitive digital marketing space.

12. Opensense

• Website: opensense.com
• Ownership type: Venture Capital
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series A, $4.5M, April 2018
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: opensenseapp

Opensense, founded in 2013 and based in San Francisco, California, is a marketing technology provider that specializes in email marketing solutions. The company offers a range of products designed to enhance email communications for businesses, including email signatures, email ad campaigns, insights and analytics, and email compliance services. These tools help organizations maintain brand consistency and ensure compliance with various regulations. Opensense serves a clientele that includes mid-market and enterprise brands across multiple industries, showcasing its capability to cater to complex marketing needs. The company has also secured $4.5 million in Series A funding, indicating a solid backing from investors and a commitment to expanding its offerings in the email marketing sector.

13. Earnware

• Website: earnware.com
• Ownership type: Private
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1997
• Headcount: 11-50
• LinkedIn: earnware-corporation

Earnware, founded in 1997 and based in San Diego, California, is a private digital marketing agency that specializes in email marketing solutions. With a team of 21 employees, the company focuses on providing services that include list building, email monetization, and campaign management. Their primary clientele consists of web publishers and businesses aiming to expand their subscriber base and improve engagement. Earnware operates a SaaS platform that equips clients with the necessary tools for effective email marketing. The company emphasizes the importance of generating new subscribers and maximizing engagement through strategic email campaigns. Their expertise in email marketing is complemented by their innovative approach to monetization, helping clients turn their email lists into revenue-generating assets.

14. Dimond Connect

• Website: dimondmedia.com
• Ownership type: Private
• Headquarters: Orange, California, United States (USA)
• Founded year: 2020
• Headcount: 1-10
• LinkedIn: dimondmedia

Dimond Connect, also known as Dimond Media, is a marketing consultancy based in Orange, California. Established in 2020, the company specializes in email marketing services tailored for ecommerce brands. Their offerings include list management, email automation, and campaign optimization, all designed to enhance customer engagement and drive revenue. Dimond Media prides itself on a data-centric approach, utilizing customer behavior analytics to inform strategies that improve inbox placement and recover disengaged subscribers. Their process involves a thorough analysis of existing email marketing efforts, identifying missed opportunities, and collaborating with clients to implement effective strategies. With a small team of dedicated professionals, Dimond Connect aims to provide personalized service, ensuring that clients receive direct support from those who understand their unique business goals.

15. iPost

• Website: ipost.com
• Ownership type: Venture Capital
• Headquarters: San Mateo, California, United States (USA)
• Employee distribution: United States (USA) 89%, India 11%
• Latest funding: Seed, $138,000, August 2022
• Founded year: 1996
• Headcount: 51-200
• LinkedIn: ipost

iPost, based in San Mateo, California, is an email marketing service provider that has been operational since 1996. The company specializes in offering a comprehensive email messaging platform tailored to various industries, including franchises, legal settlement organizations, and gaming. iPost focuses on enhancing customer engagement through personalized email campaigns and effective data management solutions. Their platform allows businesses to leverage customer data to create targeted communications, which is essential in today's marketing environment. With a team of email industry veterans, iPost emphasizes deliverability, strategy, and analytics to help clients maximize their email marketing efforts. The company received seed funding in August 2022, reflecting its potential for growth and innovation in the email marketing sector.

16. Marigold Liveclicker

• Website: liveclicker.com
• Ownership type: Corporate
• Headquarters: Cupertino, California, United States (USA)
• Employee distribution: Uruguay 50%, United States (USA) 33%, United Kingdom (UK) 17%
• Latest funding: January 2019
• Founded year: 2008
• Headcount: 1001-5000
• LinkedIn: liveclicker

Marigold Liveclicker, based in Cupertino, California, is a marketing technology company founded in 2008. The firm specializes in email marketing solutions, providing a platform that enhances personalization and engagement for businesses across various sectors, including retail and entertainment. Their services enable companies to create interactive email campaigns that resonate with customers, ultimately improving relationships and driving sales. Marigold Liveclicker is known for its real-time email personalization capabilities, allowing marketers to adjust content even after emails have been sent. This flexibility helps businesses maintain relevance and impact in their communications. The company employs a workforce that is distributed across the United States, Uruguay, and the United Kingdom, reflecting a global approach to service delivery. With a focus on customer satisfaction, Marigold Liveclicker has garnered positive feedback from clients who have experienced increased engagement and revenue through their innovative solutions.

17. Dyspatch

• Website: dyspatch.io
• Ownership type: Private Equity
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: Canada 76%, United States (USA) 12%, Australia 12%
• Latest funding: Seed, $6.0M, January 2022
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: dyspatch

Dyspatch is a software company based in San Francisco, California, founded in 2013. It specializes in email marketing solutions, providing tools that enable businesses to create and manage email campaigns efficiently. The company offers a no-code email builder, which allows users to design custom email templates without needing technical skills. Dyspatch also provides collaboration tools that facilitate teamwork among marketing professionals, ensuring that email production is streamlined and effective. With a focus on enhancing engagement and improving campaign efficiency, Dyspatch serves a variety of marketing teams. The company has attracted significant investment, with a reported funding amount of $6 million in January 2022, reflecting its growth potential and relevance in the email marketing industry.

18. Mailmunch

• Website: mailmunch.com
• Ownership type: Private
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: Pakistan 73%, United States (USA) 27%
• Founded year: 2014
• Headcount: 11-50
• LinkedIn: mailmunch

Mailmunch, founded in 2014 and based in San Francisco, California, is a private company that operates in the digital marketing sector. The firm specializes in lead generation and email marketing solutions, providing a suite of tools designed to assist businesses in capturing leads, engaging with their audience, and automating marketing processes. Their offerings include forms, popups, landing pages, and marketing automation features, which cater to various industries. Mailmunch has established a strong presence, reportedly running on over 500,000 websites and facilitating the collection of more than 100 million leads each month. The company employs a team of around 26 individuals, with a significant portion of its workforce based in Pakistan. This global distribution may contribute to their operational efficiency and ability to serve a wide range of clients.

19. MindFire, Inc.

• Website: mindfireinc.com
• Ownership type: Private
• Headquarters: Irvine, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: mindfireinc

MindFire, Inc. is a marketing technology firm based in Irvine, California, founded in 1999. The company specializes in providing data-driven marketing solutions and consulting services tailored for marketers, print service providers, and agencies. MindFire helps clients enhance their direct mail and digital marketing efforts through advanced analytics and innovative strategies. Their offerings include a Concierge Partnership Program and an Enterprise Marketing Solution, which empower clients to deliver integrated marketing campaigns. MindFire has worked with over 15,000 clients, showcasing its extensive experience in the industry. The company operates on a partnership model, providing training and support to ensure clients can effectively utilize their marketing tools. MindFire's focus on analytics allows clients to track campaign performance and customer interactions, which is vital for optimizing marketing strategies. They have established a reputation for helping businesses achieve higher ROI and improved customer engagement through their solutions.

20. WayMore

• Website: waymore.io
• Ownership type: Private
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: India 46%, Greece 38%, Switzerland 8%, Other 8%
• Founded year: 2015
• Headcount: 201-500
• LinkedIn: waymore-io

WayMore, founded in 2015 and based in San Francisco, California, is a marketing technology company that specializes in providing a comprehensive platform for SMS marketing, email marketing, and push notifications. The company caters primarily to small business owners, e-commerce professionals, and marketing managers, offering tools that enhance customer engagement and streamline marketing automation. WayMore's platform is designed to help clients improve their marketing efficiency and drive sales through personalized communication strategies. With a workforce distributed across India, Greece, Switzerland, and Costa Rica, WayMore demonstrates a global presence. The company has not reported any funding, indicating a self-sustained growth model. Their emphasis on integrating various marketing channels positions them well within the competitive landscape of marketing technology.

Email Marketing Insights: Key Companies in California

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