Sol Bier is a Founding Partner at Factorial Funds Mangement LLC. He holds a leadership role within the firm.

What Sol can write

Writes checks ofNot reported
Comes in atNot reportedLead preference not reported
Email the firm[email protected]The firm's own inbox for founders.

Career

  1. Factorial Funds Mangement LLC · Founding Partner
  2. Factorial Funds · Founding Partner
    Now

Companies founded

Factorial Funds

Also at Factorial Funds

Alert me when Factorial Funds is active

One email when Sol'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 Sol Bier?

Sol Bier is a Founding Partner at Factorial Funds Mangement LLC. He holds a leadership role within the firm.

How much does Sol Bier invest?

Factorial Funds has not reported a check size.

How do I pitch Sol Bier?

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

What did Sol Bier do before Factorial Funds?

Founding Partner at Factorial Funds Mangement LLC.

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