Investing Profile

Jeff Arnold

InvestorAngel

General Partner and Founder at Depth Ventures

San Francisco, California

Your Intro Paths to Jeff Arnold

Signal uses Gmail to reveal intro paths. Email content is never read.

Networks Jeff is a member of

Massachusetts Institute of Technology Network

611 CONNECTIONS

Massachusetts Institute of Technology Network

611 CONNECTIONS

Massachusetts Institute of Technology Network

611 CONNECTIONS

Oracle Network

265 CONNECTIONS

Dropbox Network

75 CONNECTIONS

Find Jeff Arnold on

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 (8)

Company	StageDateRound Size	Total Raised
Keygraph	SeedOct 2025
Co-investors: Kathleen Estreich (MKT1 Capital)
Secureframe	Series AMar 2021$18M	$79M
Co-investors: Darian Shirazi (Gradient Ventures), Sam Blond (Founders Fund), Bharat Mediratta (Coinbase Ventures), 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), Charley Ma (Exponent Founders Capital), Jeff Fagnan (Accomplice VC), Eric Tarczynski (Contrary Capital), Leore Avidar (Lobby Capital), Waseem Daher (Pilot.com), Webb Stevens (RunPod)
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), David Marcus (Lightspark), Katie Stanton (Moxxie Ventures), Andy Dunn (Red Swan Ventures), Chloe Sladden (Broadway Angels), Vishal Harnal (500 Global), Adam D'Angelo
B12	Series AJul 2016$12M	$28M
Co-investors: Jake Gibson (Better Tomorrow Ventures), Lawrence Bohn (General Catalyst), Paul Sagan (General Catalyst), David Frankel (Founder Collective), 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), Ryan Petersen (Founders Fund), Ben Holzman (Bain Capital Ventures), Wei Guo (UpHonest Capital), Gaurav Tuli (F-Prime Capital Partners), René Bonvanie (Fireblocks), Phin Barnes (The General Partnership), 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), Ben Holzman (Venture Guides), Amos Elliston (Geni.com), Othman Laraki (Frontier Medicines), Charlie Songhurst, John Collison
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 (January, Inc.), Charlie Cheever (Export Development Canada \| Exportation et développement Canada), Eric Kwan (Locus Ventures), Wayne Pan, Oliver Jung, Neill Occhiogrosso, Farzad Nazem
SimplyInsured	SeedOct 2013$750K	$8.8M
Co-investors: Jake Gibson (Better Tomorrow Ventures), Igor Ryabenkiy (Altair Capital Management)

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