Matthew Volosin
Partner
Caffeinated Capital
Partner at Caffeinated overseeing the firm’s non-investment functions.
Bio
Professional summary
Raymond Tonsing is a partner at Caffeinated Capital. The official Caffeinated team page says he founded the firm in 2008, was one of the first solo GPs, and helped pioneer the single-partner fund model while scaling the firm to billions in assets under management. His profile says he has backed companies from seed to IPO, including Affirm and Opendoor, and backed companies acquired by BlackRock, Google, JPMorgan Chase, Meta, and Spotify. It also says he serves on the boards of Onebrief, Saronic, Seneca, and Twenty and lives between San Francisco and Aspen.
Investment focus
Stage, sector, and overall fit
Stage
seedearly-stageseed to IPO
Sector
financial technologyconsumerenterprisedefensehealthcare
Thesis
long-term partnerships with founders building category-defining companiesearly-stage riskfinancial, enterprise, defense, healthcare, consumer, climate, crypto, and aerospace categories
Notable companies
Selected portfolio companies the partner has backed
AffirmOpendoorFutureAdvisorAppurifyWePayParseBlueprint LabsBetty LabsOnebriefSaronicSenecaTwenty
How to approach
Framing and angles for outreach
Pitch framing
Relevant for ambitious founders seeking a long-term partner and willing to take early-stage risk in large, durable markets.
Personalization hooks
- 1Reference Caffeinated's preference for long-term founder relationships over transactional deal-making.
- 2If relevant, connect the company to one of Caffeinated's visible themes such as defense, fintech, enterprise, healthcare, or aerospace.
Recent signals
What the partner has said or done recently
Caffeinated's 2026 press page highlights recent portfolio activity around Saronic, Starcloud, Astral, Virta Health, Varda, and Onebrief.
Background
Career, education, and skills
Career history
- Caffeinated CapitalFounder & Managing Partner2008 – Present
Education
- University of Colorado BoulderDegree
Skills
Early-stage investingDefense techFintechConsumerSolo GP model
Other partners at Caffeinated Capital
2 more profiles
