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Stewart Butterfield

Investor profile

Stewart Butterfield has backed 4 European tech companies across 4 funding rounds between 2016 and 2026, joining rounds totalling €154M. Most active in Software. Data as of 4 Nov 2026.

Deals
4
distinct rounds
Companies
4
backed
Active span
2016–2026
11 yrs
Total round €
€154M
sum of rounds joined

Deals by year

distinct rounds / year
Stewart Butterfield — deals by year — interactive chart.
Data table
Stewart Butterfield — deals by year
20161
20221
20262

Top sectors

by deals
Stewart Butterfield — top sectors — interactive chart.
Data table
Stewart Butterfield — top sectors
Software4

Stages

by deals
Stewart Butterfield — stages — interactive chart.
Data table
Stewart Butterfield — stages
Series A4

Countries

by deals
Stewart Butterfield — countries — interactive chart.
Data table
Stewart Butterfield — countries
France1
Netherlands1
Poland1
UK1

Co-investment network

shared rounds
Co-investment network — interactive chart.
Stewart Butterfield — 4 dealsStewart ButterfieldAccel — 2 shared deals · click to openAccelAlex Bouaziz — 2 shared deals · click to openAlex BouazizBek Ventures — 2 shared deals · click to openBek VenturesCal Henderson — 2 shared deals · click to openCal HendersonGuillermo Rauch — 2 shared deals · click to openGuillermo RauchHarry Stebbings — 2 shared deals · click to openHarry StebbingsInovo VC — 2 shared deals · click to openInovo VCJorn van Dijk — 2 shared deals · click to openJorn van DijkKAYA VC — 2 shared deals · click to openKAYA VCKoen Bok — 2 shared deals · click to openKoen BokLenny Rachitsky — 2 shared deals · click to openLenny RachitskyTenacity Capital — 2 shared deals · click to openTenacity CapitalVictor Riparbelli — 2 shared deals · click to openVictor RiparbelliApril Underwood — 1 shared deals · click to openApril UnderwoodExor Ventures — 1 shared deals · click to openExor VenturesExponent Founders Capital — 1 shared deals · click to openExponent Founders CapitalFrontline Ventures — 1 shared deals · click to openFrontline VenturesJay Simons — 1 shared deals · click to openJay Simons

Hover a node for shared-deal counts; click a co-investor to open its profile.

Best viewed on a larger screen.

Frequent co-investors

shared rounds

Portfolio

top 30 by total round €
CompanyCountryRoundsTotal €
VIKTORNetherlands1€65M
ViktorPoland1€65M
HumaansUK1€15M
Front AppFrance1€9.1M

Biggest deals

top 10 by amount
CompanyStageAmountDate
VIKTORSeries A€65M2026-05
HumaansSeries A€15M2022-10
Front AppSeries A€9.1M2016-05
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