Charlie Kleinsmith is a Principal at SineWave Ventures, previously an analyst at Syno Capital and began his career at KPMG. He holds a finance and economics degree from Boston College.
At firms with a similar stage, sector and check size.
One email when Charlie's firm raises a fund, adds a partner or shows new activity.

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 deckCharlie Kleinsmith is a Principal at SineWave Ventures, previously an analyst at Syno Capital and began his career at KPMG. He holds a finance and economics degree from Boston College.
Charlie Kleinsmith invests through SineWave Ventures, which writes checks of $1M to $10M at seed, series a.
Email [email protected], the firm's inbox for founders, and name Charlie in the subject. A warm intro from a founder SineWave Ventures backed works better.
Economic and Valuation Services group at KPMG; analyst at Syno Capital.
Last updated 2026-10-15. Is this you? Ask for a correction.