John Serafini is a Partner at Shield Capital, focusing on venture incubation in national security. He has founded multiple companies and held leadership roles in the defense and technology sectors.
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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 deckJohn Serafini is a Partner at Shield Capital, focusing on venture incubation in national security. He has founded multiple companies and held leadership roles in the defense and technology sectors.
Shield Capital has not reported a check size. It invests at seed.
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Infantry Officer at U.S. Army; SVP at Allied Minds; CEO at HawkEye 360.
Last updated 2026-10-15. Is this you? Ask for a correction.