Harris Barton
About Harris Barton
Harris Barton is listed on Lounge as an angel investor in AI companies. His LinkedIn profile is linked on this page.
We could not confirm a career history, employer or earlier companies for this Harris Barton from public sources. Other people share the name, including investors and finance professionals, so we have not attached any of their details to this profile.
Harris Barton is named as an angel participant in Klarent's seed round. Klarent is a Zurich company building agentic software testing. Its seed round was announced in October 2026 and is reported as $8 million.
Mosaic Ventures led the round. Moonfire Ventures and AngelInvest Ventures also took part, along with other angels including former Google director Jürgen Galler. Klarent says the funds will support its entry into the US market, growth of its engineering team and further development of its testing platform for web and mobile applications. Klarent's own announcement says there were other investors it does not name.
The one public data point is a seed-stage investment in an AI developer-tooling company, Klarent. A single deal is not enough to describe a wider thesis. We found no public statement from Harris Barton on check size, target stage, sectors or geography, so none is given here.
- Klarent: Zurich-based company building agentic software testing for web and mobile applications. Harris Barton took part as an angel in its $8M seed round, announced October 2026.
Investing activity
Harris Barton appears in 1 AI deal tracked by the Lounge deals desk. The rounds are mostly Seed, with a median round size of $8M. The most recent is Klarent (Seed, $8M, Oct 2026).
Harris Barton most often invests alongside Mosaic Ventures, Jürgen Galler, AngelInvest Ventures and Moonfire, and the companies they back on Lounge are mostly in AI.
Deals
Frequently asked questions about Harris Barton
Who is Harris Barton, the AI angel investor?
Harris Barton is an angel investor named as a participant in Klarent's $8M seed round in October 2026. We could not verify more about his background from public sources.
What AI startups has Harris Barton invested in?
The only AI investment we could confirm is Klarent, a Zurich company building agentic software testing. He invested as an angel in its seed round.
What stage does Harris Barton invest in?
His one confirmed AI deal is a seed round. He has not publicly stated a wider stage preference that we could find.
What is Harris Barton's check size?
We found no public information on his check size, and Klarent's announcement does not break out individual angel amounts. Founders should ask him directly.
Does Harris Barton invest alongside institutional funds?
In the Klarent round, the angels invested alongside lead investor Mosaic Ventures and participants Moonfire Ventures and AngelInvest Ventures.
Is Harris Barton an angel investor?
Yes. Harris Barton invests personally as an angel.
What AI companies has Harris Barton invested in?
Harris Barton's AI investments include Klarent. The 1 round on Lounge are listed on this page with amounts, dates and co-investors.
What stage does Harris Barton invest at?
In the rounds tracked on Lounge, Harris Barton has invested at Seed, with a median round of $8M.
Who does Harris Barton co-invest with?
Harris Barton's most frequent co-investors on Lounge are Mosaic Ventures (1 deal), Jürgen Galler (1 deal), AngelInvest Ventures (1 deal) and Moonfire (1 deal).
How can founders reach Harris Barton?
Founders on Lounge can see Harris Barton's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with them under Warm Paths, and add Harris Barton to their Investor Pipeline to track the conversation.