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Patrick Claessen

Patrick Claessen

Partner atCottonwood Technology FundNetherlands
LinkedIn Cottonwood Technology Fund websiteFirm profile

Patrick Claessen has over 25 years in investment management for technology-driven businesses, with roles at Brightlands Venture Partners, RWE, BOM Capital, and others. He holds a master's in Business Economics from Tilburg University.

What Patrick can write

Writes checks of$1M to $30M
Comes in atPre-seed, Seed, Series A, Series BCan lead the round
Pitch pageSubmit on their siteThe firm asks founders to apply here.

Cottonwood Technology Fund writes $1M to $30M checks, larger than 83% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: Cottonwood Technology Fund.

Career

  1. Sumitomo Mitsui Banking Corporation (formerly Sakura Bank) · Analyst
  2. BOM Capital · Investment Manager
  3. RWE (previously Essent) · Senior Participations Manager
  4. Brightlands Venture Partners · Senior Investment Manager
  5. Sumitomo Mitsui Banking Corporation · Analyst
  6. Brabant Development Agency (BOM) · Investment Manager
  7. Essent · Senior Participations Manager
  8. Cottonwood Technology Fund · Partner
    Now

Focus

agrifoodsustainabilityhealthenergyrenewable chemistrymaterials

Education

Tilburg University, master’s degree in Business EconomicsVLEKHO Business School, master’s degree in Financial & Strategic Management

Also at Cottonwood Technology Fund

Alain le Loux
Alain le LouxGeneral Partner
Dave Blivin
Dave BlivinManaging Partner
Lee Rand
Lee RandPartner
Ytsen van der Meer
Ytsen van der MeerPrincipal
Daan Boekhoudt
Daan BoekhoudtInvestment Analyst
Shinjan Dasgupta
Shinjan DasguptaTechnology Analyst

Partners like Patrick

At firms with a similar stage, sector and check size.

Brendon DurkinManaging Director, Koch Disruptive Technologies
Ann DeWitt
Ann DeWittGeneral Partner, The Engine
Pete Bastien
Pete BastienPresident & Partner, Hitachi Ventures
Stephen Marcus
Stephen MarcusCo-Founder & General Partner, Riot Ventures
Avra van der Zee
Avra van der ZeeGeneral Partner, SOSV
Po BronsonGeneral Partner & Managing Director, SOSV SF, SOSV SF & NY (Fka IndieBio)

Alert me when Cottonwood Technology Fund is active

One email when Patrick's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

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Questions

Who is Patrick Claessen?

Patrick Claessen has over 25 years in investment management for technology-driven businesses, with roles at Brightlands Venture Partners, RWE, BOM Capital, and others. He holds a master's in Business Economics from Tilburg University.

How much does Patrick Claessen invest?

Patrick Claessen invests through Cottonwood Technology Fund, which writes checks of $1M to $30M at pre-seed, seed, series a, series b.

How do I pitch Patrick Claessen?

A warm intro from a founder Cottonwood Technology Fund backed works best. A short LinkedIn note with one line on traction is the next best route.

What did Patrick Claessen do before Cottonwood Technology Fund?

Analyst at Sumitomo Mitsui Banking Corporation (formerly Sakura Bank); Investment Manager at BOM Capital; Senior Participations Manager at RWE (previously Essent); Senior Investment Manager at Brightlands Venture Partners; Analyst at Sumitomo Mitsui Banking Corporation; Investment Manager at Brabant Development Agency (BOM); Senior Participations Manager at Essent.

Last updated 2026-10-15. Is this you? Ask for a correction.