Jack Randall advises founders on communications and makes pre-seed and seed angel investments through Arden Ventures. He was Robinhood’s twelfth employee and head of communications, and later led communications work at OpenStore and Aetherflux.

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Jack Randall advises founders on communications and makes pre-seed and seed angel investments through Arden Ventures. He was Robinhood’s twelfth employee and head of communications, and later led communications work at OpenStore and Aetherflux.

Career

Jack Randall studied at Santa Clara University (Undergraduate studies; left in 2014).

Angel Investor & Communications Advisor at Arden Ventures until Present
Head of Communications at Robinhood from 2014 to 2020

Investing Announcements

Cosigns Received

Jeremy CaiFounder and CEO of Italic; angel investor
First Cosign
Thank you for your support and advice as always Jack!!
Source
Josh ElmanPartner at Andreessen Horowitz, Consumer and AI
Second Cosign
He is one of the key people who helped Robinhood break out
Source
sarharibhakti.substack.com

Let’s Kill the Story: Jack Randall on Startup Communications

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briefingnotesbysbscomms.substack.com

Seven Questions with Jack Randall

A 2026 interview on founder visibility, owned media, building communications teams, and connecting their work to business goals.

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mixingboard.medium.com

How to break into tech communications

Randall discusses his early career, lessons from building Robinhood’s communications team, and how founders should approach media as their companies grow.

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ardenventures.com

Marketing Directory

Randall’s curated guide to marketing and communications specialists, built from his go-to resources and recommendations from founders and marketers.

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Jack's Collections

Jack's Lists

In these lists

Cosigns Given