Martin Krag is a partner at byFounders. He has experience building bootstrapped companies and was previously a professional online poker player.
At firms with a similar stage, sector and check size.



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Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckMartin Krag is a partner at byFounders. He has experience building bootstrapped companies and was previously a professional online poker player.
Martin Krag invests through byFounders, which writes checks of $500K to $10M at pre-seed, seed.
A warm intro from a founder byFounders backed works best. A short LinkedIn note with one line on traction is the next best route.
Last updated 2026-10-15. Is this you? Ask for a correction.