More startups die from co-founder breakups than from running out of money.

Attorney David Siegel, a partner at Grellas Shah LLP, has spent years inside these conflicts, helping founders navigate everything from equity disputes to emotional meltdowns.

In this conversation, he explains:

If you’re thinking about starting a company with someone else, or already rowing in that two-person boat, this episode will show you what’s at stake — and what to do before it’s too late.

If you thought The Social Network had a happy ending, you might want to skip this one.

(2:15) Disclaimer: “If you're looking for legal advice, that's something to talk to your own lawyer about.”

(4:14) When it comes to equity distribution, “the fifty-fifties are a 5%.”

(7:14) What are the most common triggers that lead to co-founder breakups?

(11:35) What steps can a minority co-founder take to protect their equity in the earliest stages?

(15:23) Ultimately, “the only person the lead investor knows is the majority founder.”

(17:06) As long as you document all oral agreements, “you should be in good shape.”

(20:04) Draw up agreements for any advisors or consultants you add to the cap table.

(22:36) “The initial calls around a co-founder dispute, we play 50% lawyer, 50% therapist.”

(25:17) “Breakups where it's not a surprise to the founder being kicked out are usually the smoothest.”

(28:05) Once outside money comes in, minority co-founders leave with less than they agreed to.

(30:09) How negotiable is retaining the co-founder title after a breakup?

(32:32) Pre-agreed severance and other ideas for reducing financial pain and hard feelings.

(35:05) “What a minority founder can do: you need face time with the investor.”

(38:44) When should the founder with less equity contact a lawyer?

(41:15) The most common mistakes founders make during a breakup.

(44:43) The one thing David wishes more founders understood before picking a co-founder or investor.

📥 Get the Fund/Build/Scale newsletter on LinkedIn: https://www.linkedin.com/newsletters/7249143254363856897/

📸 Follow Fund/Build/Scale on Instagram: https://www.instagram.com/fundbuildscale/

Thanks for listening!