/People

David Mandell

InvestorFounder

Managing Director at Massive · Founder at PivotDesk

Boulder, Colorado, United States

Writes $500K – $2M checks

FoundedPivotDesk

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About

David Mandell, a multi‑time founder of PivotDesk and OneRiot turned investor, coaches CEOs—using empathy for fundraising and board challenges—to shape company culture through daily actions and communication.

Invests in

Climate TechDeep TechHardwareMobility & TransportationSaaSSpace Tech

Founder at PivotDesk

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Colleagues at Massive

Frequently asked questions

Who is David Mandell?
David Mandell, a multi‑time founder of PivotDesk and OneRiot turned investor, coaches CEOs—using empathy for fundraising and board challenges—to shape company culture through daily actions and communication.
Where does David Mandell work?
David Mandell is Founder of PivotDesk and Managing Director at Massive.
What does David Mandell invest in?
David Mandell invests in Climate Tech, Deep Tech, Hardware, Mobility & Transportation, SaaS, Space Tech.
What check size does David Mandell write?
David Mandell typically writes checks of $500K – $2M.
What companies did David Mandell found?
David Mandell founded PivotDesk.

Founder mafias

Massive mafia2

Also came through, then founded or led a company.

About this profile. Compiled from public sources — Massive's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights