Investing Profile

Jeff Arnold

InvestorAngel

General Partner and Founder at Depth Ventures

San Francisco, California

Your Intro Paths to Jeff Arnold

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Networks Jeff is a member of

Massachusetts Institute of Technology Network

627 CONNECTIONS

Massachusetts Institute of Technology Network

627 CONNECTIONS

Massachusetts Institute of Technology Network

627 CONNECTIONS

Oracle Network

272 CONNECTIONS

Dropbox Network

77 CONNECTIONS

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Current Investing Position

Depth Ventures General Partner

Investment Range

$5K - $50K

Sweet Spot

$25K

Investments On Record

Jeff Arnold is on these Sector & Stage Rankings

SMB Software (Seed)SMB Software (Series A)San Francisco Bay Area SMB Software (Pre-seed)

Jeff Arnold's Investments On Record (9)

Company	StageDateRound Size	Total Raised
Keygraph	SeedOct 2025
Co-investors: Kathleen Estreich (Pear VC)
Secureframe	Series AMar 2021$18M	$79M
Co-investors: Darian Shirazi (Gradient Ventures), Sam Blond (Founders Fund), Bharat Mediratta (Coinbase Ventures), Charley Ma (Exponent Founders Capital), Jeff Fagnan (Accomplice VC), Eric Tarczynski (Contrary Capital), Leore Avidar (Lobby Capital), Waseem Daher (Pilot.com), Webb Stevens (Summit Partners), Todd Goldberg (Todd and Rahul's Angel Fund), Turner Novak (Banana Capital), Joshua Coyne (Kleiner Perkins), Brianne Kimmel (WorkLife Ventures), Rahul Vohra (Todd and Rahul's Angel Fund), Ilya Fushman (Kleiner Perkins), Gokul Rajaram (gokulrajaram.com)
PREFER	Series AMay 2017
Co-investors: Elizabeth Weil (Andreessen Horowitz), Meyer "Micky" Malka (Ribbit Capital), Greg Brockman (OpenAI), Mike Krieger (Anthropic), Paul Strachman (Red Sea Ventures), Katie Stanton (Moxxie Ventures), Javier Olivan (Metamorphic Ventures), Chloe Sladden (Broadway Angels), David Marcus (Lightspark), Andy Dunn (Red Swan Ventures), Adam D'Angelo
Prefer	Series AMay 2017	$2M
Co-investors: Meyer "Micky" Malka (Ribbit Capital), Elizabeth Weil (Andreessen Horowitz), Sam Lessin (Slow Ventures), Greg Brockman (OpenAI), Mike Krieger (Anthropic), Paul Strachman (Red Sea Ventures), Javier Olivan (Metamorphic Ventures), Katie Stanton (Moxxie Ventures), Andy Dunn (Red Swan Ventures), David Marcus (Lightspark), Chloe Sladden (Broadway Angels), Vishal Harnal (500 Global), Adam D'Angelo
B12	Series AJul 2016$12M	$28M
Co-investors: Paul Sagan (General Catalyst), Lawrence Bohn (General Catalyst), David Frankel (Founder Collective), Jake Gibson (Better Tomorrow Ventures), Gary Swart (Polaris Partners), Greg Brockman (OpenAI), Freddie Martignetti (Highland Capital Partners), Nitesh Banta (Getaround), Gautam Gupta (Strata Capital Partners), Peter Fishman (Eaze), Naval Ravikant (Sm4rt Predictive Systems)
Castle	SeedApr 2016$3M	$16M
Co-investors: Shardul Shah (Index Ventures), René Bonvanie (Battery Ventures), Ryan Petersen (Founders Fund), Wei Guo (UpHonest Capital), Gaurav Tuli (F-Prime Capital Partners), Othman Laraki (Frontier Medicines), Phin Barnes (The General Partnership), Ben Holzman (Venture Guides), Mo El-Bibany (Page One Ventures), Johan Lorenzen (Upfin.vc), Dalton Caldwell (Standard Capital), David Bettner (Moving Capital), Brayton Williams (Boost VC), Cameron Winklevoss (Winklevoss Capital), Amos Elliston (ExecConnect), John Collison, Charlie Songhurst
Smarking	SeedMay 2015$3M	$3M
Co-investors: Wei Guo (UpHonest Capital), Greg Brockman (OpenAI), Drew Volpe (First Star (fka Procyon Ventures)), Nurzhas Makishev (NKM Capital), Kenneth Ballenegger (Oyster Ventures)
Apptimize	SeedJan 2014$2M	$18M
Co-investors: M.G. Siegler (GV (Google Ventures)), MG Siegler (GV (Google Ventures)), Dafina Toncheva (U.S. Venture Partners (USVP)), Peter Hsing (Merus Capital), Jonathan Abrams (8-Bit Capital), Waseem Daher (Pilot.com), Hart Lambur (Robot Ventures), Chung-Man Tam (Socure), Noosheen Hashemi (HAND Capital LLC), Charlie Cheever (Export Development Canada \| Exportation et développement Canada), Eric Kwan (Locus Ventures), Oliver Jung, Wayne Pan, Farzad Nazem, Neill Occhiogrosso

Jeff Arnold's Experience

Senior Director, Software Development OraclePresent

Head of Product, Clients and Platforms DropboxPresent

Head of Operations OpenAIPresent

Director of Operations The OpenAI FoundationPresent

Chief Operations Officer and Founder Pilot.comPresent

CEO and Founder KsplicePresent

CEO and Founder ZulipPresent

COO and Founder Pilot.comPresent

General Partner and Founder Depth VenturesPresent

Jeff Arnold's Education

Massachusetts Institute of Technology S.B. Computer Science and Engineering

Massachusetts Institute of Technology M.Eng. Electrical Engineering and Computer Science

Massachusetts Institute of Technology masters, master of engineering computer science, electrical engineering and computer science, electrical engineering, engineering, computer science and engineering

Investors who invest with Jeff Arnold

Scouts & Angels Affiliated With Jeff Arnold