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Series B Marketing tech companies in San Francisco

Tools for marketers: CRM, attribution, content, ads, growth, and analytics. Filtered to Series B-stage companies headquartered in San Francisco.

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Built from a search like: Top Series B Marketing tech companies in San Francisco

Ranked by current headcount across Series B Marketing tech companies in San Francisco. Refreshed daily.

  1. 1
    OnlineSales.ai· San Francisco, California, United States

    Built by ex-Amazon ad-tech experts, OnlineSales.ai offers a future-proof Retail Media Operating System - boosting Retailer’s profitability by 7% of Sales! Retailers activate 10x more Brands through our customized, white-labeled & self-serve platform and delight these Brands with an omni-channel media buying experience, advanced targeting, analytics & 2x better ROAS. Retailers globally have deployed OnlineSales.ai’s platform in record 4 weeks - accelerating their monetization strategy and innovating ahead of the market by at least 2 years.

    • Series B
    • 179 employees
    • Founded 2016
  2. 2
    Vungle· San Francisco, California, United States

    Vungle is the trusted guide for growth and engagement, transforming how people discover and experience apps. Developers partner with Vungle to monetize their apps through innovative in-app ad experiences that are inspired by insight and crafted with creativity. Advertisers depend on Vungle to reach, acquire, and retain high-value users worldwide. Vungle develops tools that include data-led buying and UX recommendations, ad format innovation, creative automation, and more. Vungle’s data-optimized ads run on over 1 billion unique devices to drive engagement and increase returns with publishers and advertisers ranging from indie studios to powerhouse brands. The company is headquartered in San Francisco and has offices around the world in London, Berlin, Beijing, Tokyo, Seoul, Singapore. For more information, visit www.vungle.com

    • Series B
    • 58 employees
    • Founded 2011
  3. 3
    MakerSights· San Francisco, California, United States

    We are a modern research partner providing product and assortment insights to apparel, footwear, and accessory brands.

    • Series B
    • 27 employees
    • Founded 2015
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  5. 4
    Peanut Labs - Market Research and Monetization· San Francisco, California, United States

    Peanut Labs is a fast-growing innovation, technology, and social media monetization business. The company enables social and marketing research sample through partnerships with highly diverse social media applications and communities, including major social and gaming networks. Peanut Labs is a wholly owned subsidiary of Research Now Group, Inc, the global leader in digital research data for better insights and business decisions.Peanut Labs is an innovator in online market research, monetization, and advertising. We understand the science behind connecting people and delivering industry leading results. We match online consumers who are interested in voicing their opinions, trying products and discovering new websites with companies seeking insights, engagement and new customers. And we do it all in a way that is fun, relevant, and most importantly, rewarding for everyone. Since 2007, we’ve served millions of online consumers, and worked with thousands of researchers, advertisers and online communities of every size.Sign up for our newsletter here:http://go.peanutlabs.com/newsletterSamplify http://samplify.it/Have a survey, but no sample? Have no fear! If you’ve written a survey but have no one to send it to, we can help! Samplify is an easy to use tool for gaining access to the targeted people you’d like to survey.

    • Series B
    • 18 employees
    • Founded 2007
  6. 5
    Spotzot· San Francisco, California, United States

    FOR ADVERTISERSSpotzot is a rapidly growing network of 50 million high-intent mobile shoppers who regularly make their purchases offline at brick and mortar retailers. Spotzot reaches these shoppers by providing a location based in-app shopping service to high traffic shopping, search and game applications. Spotzot provides a rich in-store shopping experience for retailers and brands where consumers can discover the hottest trends, best offers and coupons and find a store nearby. On average, 40% of Spotzot's visitors return on a monthly basis, and more than half a million shoppers are active on the network on any given day. Retailers and brands realize significant value in driving shoppers to stores since more than 60% of consumers on the network are on their path to purchase, 30% are spotted in the vicinity of stores and up to 15% are tracked making in-store purchases.FOR PUBLISHERSSpotzot is the #1 source for monetization through in-store coupons and promotions from the top 1,000 retail chains, valid at 500,000 store locations in the US. Publishers can access Spotzot’s free APIs designed to support a wide range of smartphone, tablet and web-based shopping, search, game and other experiences.

    • Series B
    • 17 employees
    • Founded 2009

Find engineers at Series B Marketing tech companies in San Francisco

Searching for “engineers at top Series B Marketing tech companies in San Francisco” surfaces this slice of the market. The list above ranks Marketing tech companies headquartered in San Francisco whose latest disclosed round is Series B, by current headcount, drawn from public LinkedIn and Crunchbase records. With 9 matching companies in Refolk’s index, this is a tight read on where the Marketing tech talent in San Francisco is heating up.

Three filters at once narrows the field hard. The companies that survive all three - Series B, Marketing tech, in San Francisco - are usually the most targeted recruiting pool a hiring manager can ask for. Senior engineers, founding designers, and product leads here are about to become Marketing tech’s next operators and angel investors.

Refolk converts this list into a live search. Ask for “senior engineers at Series B Marketing tech companies in San Francisco hiring” or “founders of Series B Marketing tech companies in San Francisco who left in the last year” and Refolk returns a ranked shortlist with the evidence behind each match.

How this list is built

Refolk pulled Marketing tech companies headquartered in San Francisco whose latest disclosed funding round is Series B from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 3 employees. The list refreshes once a day.

Last refreshed: Wed, 05 Aug 2026 16:04:53 GMT

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