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Ties Klinkhamer

Ties Klinkhamer

Defence analyst at Keen; Hoofdklasse defender for Klein Zwitserland

tiesklinkhamer
Amsterdam, Noord-Holland, Netherlands
The Hague (Den Haag), Zuid-Holland, Netherlands
Joined June 2025
Favicon imagekeenventurepartners.com
Favicon imagekleinzwitserlandheren1.nl
Favicon imagenl.linkedin.com
Favicon imageluma.com

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Keen Venture Partners

Summary

Dual-career professional: Ties combines a career in defence venture investing with being a professional-level field hockey defender. He works on Keen Venture Partners' defence investing team while also playing as a defender (shirt #12) for Klein Zwitserland in the Dutch Hoofdklasse. keenventurepartners+2
Defence investing focus: At Keen, Ties is embedded in the firm's defence and security tech thesis—sourcing and analysing dual‑use, software‑forward defence startups and supporting the firm's European defence & security tech fund and related diligence work. keenventurepartners+2
Committed Hoofdklasse contributor: As a regular member of KZ's Heren 1 selection he is viewed as part of the club's core—public club communications note multi‑year commitment and squad stability, and national hockey coverage lists him on the 2024–25 roster. instagram+2

Work

Hobbies

Field hockey — competitive/club level (Hoofdklasse); participates in club activities and matches for Klein Zwitserland. hockey+1

Notes

RVRobert Verwaaijensaid that if they were looking for a strong co-investor from pre-seed through growth,
TKTies K.
would be a top pick.

Mar 3, 2026

GLGiuseppe Lacerenzasaid they've seen
TKTies K.
provide exceptional value to portfolio companies from pre-seed all the way to growth stage.

Feb 19, 2026

JPJuliette Petitsaid they've seen
TKTies K.
's professional sports background positively influence their approach to investing.

Feb 3, 2026

BVBerend Van Hessensaid
TKTies K.
is one of the most insightful investors they know, particularly given their experience as a professional athlete.

Jan 26, 2026

TKTies Klinkhamersaid they've seen
TKTies K.
consistently make great investment calls in deeptech and defense tech.

Dec 13, 2025

GLGiuseppe Lacerenzasaid
TKTies K.
is one of the most insightful investors they've connected with in deeptech or defense tech.

Dec 12, 2025