Steve LeSieur

Steve LeSieur is a San Francisco-based investor associated with Spectrum Equity, writing $250K-plus checks at seed and Series A into health IT software and care delivery. The Spectrum affiliation is the most informative signal: it indicates a growth-equity background with a portfolio of profitable software and tech-enabled services businesses, which translates to a high bar for SaaS metrics, gross margins, and capital efficiency even at angel-check stage. AI is not flagged, so the framing is on practical health IT and care-delivery software rather than algorithm-led pitches. The Bay Area base provides access to West Coast healthcare investors, provider system relationships, and the broader San Francisco growth-equity community. The check size and seed-to-Series A stage range place him in the bracket where he can co-lead small rounds rather than only participating as a signal investor. Founders most likely to fit are seed and Series A health IT software companies with strong early ARR metrics, care-delivery and tech-enabled services teams with clean unit economics, and any team that benefits from a growth-equity-trained angel for downstream Series B and C planning. Pre-product, biotech, devices, and consumer wellness without sharp unit economics are weaker matches. The entry path is a LinkedIn message or a direct approach via Spectrum Equity, ideally warmed by a mutual healthcare growth or specialist investor. Lead with the SaaS metrics, the sales motion, the customer profile, and the specific reason a Spectrum-trained angel relationship accelerates downstream rounds rather than treating the check as the primary value.