Series B Marketing tech companies in London

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

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Built from a search like: “Top Series B Marketing tech companies in London”

Ranked by current headcount across Series B Marketing tech companies in London. Refreshed monthly.

1
Adbrain· Newington, Waterloo, London Bridge, Southwark, Lambeth North, New Kent Road, Westminster Bridge, Southwark Cathedral, Lambeth, Old Kent Road, South Bank, Borough, Bermondsey, England, United Kingdom
Adbrain powers marketers and their partners to understand and engage with their customers with a personalized, consistent message across devices, channels and platforms.Adbrain is part of The Trade Desk.
- Series B
- 11 employees
- Founded 2012
2
Videoplaza· London, England, United Kingdom
Videoplaza is now officially Ooyala. Follow us for all future updates on adtech and the future of TV at Ooyala's company page: https://www.linkedin.com/company/ooyalaVideoplaza, an Ooyala company, empowers broadcasters and video publishers to build profitable and sustainable businesses in the internet-delivered TV world. More than 50% of the broadcasters in Europe run their advertising businesses on Karbon. Videoplaza's technology, built for video, is device agnostic and empowers publishers to trade across sales channels, maximising the value of their audiences. Due to the belief in valuing service equally to technology, Videoplaza have local teams in London (HQ), Stockholm (R&D), Berlin, Cologne, Madrid, Paris, and Singapore.
- Series B
- 10 employees
- Founded 2007
3
Getmemedia.com· London, England, United Kingdom
Getmemedia.com is a business run by marketers for marketers and their agencies. Our aim is to help you create the best marketing campaigns for your brands.Firstly, we have an in-depth database of live ideas and case studies, which you can search to find those most inspiring and relevant to your brand’s requirements. It includes great advertising opportunities for TV, Radio, National Press, Local Press, Magazines, Internet, Mobile, Cinema and Outdoor as well as PR, Direct Marketing, Experiential, Events and more. We can give you free access to a whole directory of media, marketing and sponsorship ideas and even provide a briefing service to gain tailored responses to your brief from a selection of media agencies.In addition to this we also offer bespoke training and consultancy services from our industry experts.Simply start searching, or submit a brief and let us do the hard work. Still got a question? Give one of our media experts a call today on 0845 0557269
- Series B
- 6 employees
- Founded 2006

Find engineers at Series B Marketing tech companies in London

Searching for “engineers at top Series B Marketing tech companies in London” surfaces this slice of the market. The list above ranks Marketing tech companies headquartered in London whose latest disclosed round is Series B, by current headcount, drawn from public LinkedIn and Crunchbase records. With 3 matching companies in Refolk’s index, this is a tight read on where the Marketing tech talent in London is heating up.

Three filters at once narrows the field hard. The companies that survive all three - Series B, Marketing tech, in London - 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 London hiring” or “founders of Series B Marketing tech companies in London 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 London 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 monthly.

Last refreshed: Fri, 25 Sep 2026 03:05:12 GMT

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How is this ranking built?

The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.

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The underlying index updates continuously and this ranking is rebuilt monthly. Last refreshed: Fri, 25 Sep 2026 03:05:12 GMT. For a list built against the index as it stands today, sign up and run the search live.

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