Tom Balderston

Tom Balderston

Managing Principal atSustainVCPhiladelphia, PA

Tom Balderston has over 35 years of experience in venture capital, serving as a general partner, limited partner, and angel investor. He currently leads Balderston Capital, which he founded in 2001.

What Tom can write

Writes checks of$500K to $1M
Comes in atSeed, Series AMostly follows a lead
Email the firm[email protected]The firm's own inbox for founders.

SustainVC writes $500K to $1M checks, larger than 71% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: SustainVC.

Career

  1. TDH Group · General Partner
  2. SGI Capital · President
  3. Balderston Capital
    2001-present
  4. SustainVC · Managing Principal
    Now

Companies founded

Balderston Capital

Focus

venture capitalangel investingimpact investingearly-stageclimate changesustainability

Also at SustainVC

Partners like Tom

At firms with a similar stage, sector and check size.

Alert me when SustainVC is active

One email when Tom's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

Send Mode VC your deck

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 deck

Questions

Who is Tom Balderston?

Tom Balderston has over 35 years of experience in venture capital, serving as a general partner, limited partner, and angel investor. He currently leads Balderston Capital, which he founded in 2001.

How much does Tom Balderston invest?

Tom Balderston invests through SustainVC, which writes checks of $500K to $1M at seed, series a.

How do I pitch Tom Balderston?

Email [email protected], the firm's inbox for founders, and name Tom in the subject. A warm intro from a founder SustainVC backed works better.

What did Tom Balderston do before SustainVC?

General Partner at TDH Group; President at SGI Capital; Balderston Capital.

Last updated 2026-10-15. Is this you? Ask for a correction.