Entry stageSeed
Check sizen/a
Leads roundsMostly follows
FocusClimate, Healthtech
Latest fund$100M Fund III (2021)
Investing team4 peopleNo activity since Sep
Who you would pitch at 3x5 Partners
4 people on the investing team, 3 of them partners who can make the call. Partners are listed first.
Joe BillerManaging PartnerHe joined in 2023 and has worked in financial services since 2004, with prior roles at 3x5 Partners, SightLine Partners, and Bremer Bank.
Nicholas WalrodManaging PartnerHe joined in 2023 and has worked in financial services since 1999.
Tony ArnerichManaging PartnerHe joined American Century Investments in September 2023 to lead its private investment capabilities.
Phillipe RodriguezPrincipalHe joined in 2023 and has worked in financial services since 2016.
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Check size not reported yet.
Bars: how many firms in the atlas report each band. Highlighted: this firm.No recent activity since September 2026. Quiet does not mean closed.
Weekly count of activity updates. Activity is not a confirmed deal.Notable investments
Fervo EnergyClaros TechnologiesEnzinc
In their words
American Century Private Investments™Private investments offer qualified investors the ability to invest in companies and instruments that aren't available in the public markets. They can enhance a portfoliowww.americancentury.com/institutional-investors/en-us/team/private-investments
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Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
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One email when this firm shows new activity. Nothing else.
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Questions
What stage does 3x5 Partners invest in?
3x5 Partners reports entry at seed.
How much does 3x5 Partners invest?
3x5 Partners has not reported a check size.
Does 3x5 Partners lead rounds?
3x5 Partners mostly follows other investors.
Who are the partners at 3x5 Partners?
Joe Biller (Managing Partner), Nicholas Walrod (Managing Partner), Tony Arnerich (Managing Partner).
Is 3x5 Partners active right now?
No recent activity since September 2026.
Work at 3x5 Partners? Claim or correct this profile.