Tomo Yamaguchi is a Senior Director at Presidio Ventures, the corporate venture capital arm of Sumitomo Corporation. The firm invests in early-to-growth-stage technology companies.
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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 deckTomo Yamaguchi is a Senior Director at Presidio Ventures, the corporate venture capital arm of Sumitomo Corporation. The firm invests in early-to-growth-stage technology companies.
Tomo Yamaguchi invests through Presidio Ventures, which writes checks of $1M to $10M at seed, series a, series b.
A warm intro from a founder Presidio Ventures 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.