Investing Profile

Walter Kortschak(122)

VCInvestorAngel

Managing Partner at Kortschak Investments

summitpartners.com/team/walte...United States

Your Intro Paths to Walter Kortschak

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Walter Kortschak's investing connections

Connected to 8 investors on Signal.

Networks Walter is a member of

UCLA Anderson School of Management Network

129 CONNECTIONS

Summit Partners Network

97 CONNECTIONS

Summit Partners Network

97 CONNECTIONS

Summit Partners Network

97 CONNECTIONS

Summit Partners Network

97 CONNECTIONS

Find Walter Kortschak on

Current Investing Position

Kortschak Investments Managing Partner

Investment Range

$5.0M - $50.0M

Sweet Spot

$20.0M

Investments On Record

118

Walter Kortschak is on these Sector & Stage Rankings

Analytics (Series B)Cloud Infrastructure (Series B)Education (Series B)E-commerce (Series B)Local Services (Series B)Sales & CRM (Series B)Media/Content (Series B)Security (Series B)SMB Software (Series B)SaaS (Series B)San Francisco Bay Area Angel, Scout, and Solo-Capitalists

Walter Kortschak's Investments On Record (88)

Company	StageDateRound Size	Total Raised
Isometric	Series AJun 2026$39M	$100M
Co-investors: John Doerr (Kleiner Perkins), Khaled Helioui (Plural), David Helgason (Nordic Makers)
Swoop	SeedApr 2026$7M	$19M
Co-investors: Elizabeth Weil (Andreessen Horowitz), Chris Zock (Sandbox Industries), Jonathan Root (U.S. Venture Partners (USVP)), Kevin Weil (Council on Foreign Relations), Ruchi Sanghvi (South Park Commons), Ed Cluss (Signia Venture Partners), Manik Gupta (Uber), Thomas Cuvelier (none)
Giggles	Pre SeedApr 2026$1M	$1M
Soma Energy	Pre SeedApr 2026	$7M
Co-investors: Tripp Jones (Uncork Capital), Villi Iltchev (Two Sigma Ventures)
InkVell	Pre SeedDec 2025$1M	$1M
Co-investors: Charlie Songhurst
Overmind	SeedSep 2025$6M SeedSep 2022	$9M
Co-investors: Adam French (Antler), Adam Cragg (Osney Capital), Dan Scheinman (Scheinman Angel Fund)
Inversion	SeedSep 2025$27M	$81M
Co-investors: Nabeel Hyatt (Spark Capital), Santo Politi (Spark Capital), Casey Caruso (Paradigm), Balaji Srinivasan (Andreessen Horowitz), Nico Wittenborn (Adjacent), Chris Moran (Applied Materials), Andrew Steinwold (Sfermion), Serge Kassardjian (6MV), Arjun Sethi (Tribe-V Venture Capital), Eric Del Balso (Kohala Ventures), Jenna Bryant (Embedded Ventures), Jordan Noone (Embedded Ventures), Aniq Kassam (Stealth Capital), Kyle Vogt (Unknown Ventures)
Sauna by Wordware	SeedNov 2024$30M	$31M
Co-investors: Aydin Senkut (Felicis Ventures), Topher Conway (SV Angel), Beth Turner (SV Angel), Terrence Rohan (Index Ventures), Astasia Myers (Felicis Ventures), Nabeel Hyatt (Spark Capital), Nicolas Dessaigne (Y Combinator), Ben Parr (Theory Forge Ventures), Matt Brown (Matrix Partners India), Ben Tossell (Ben Tossell's Rolling Fund), Masha Bucher (Day One Ventures), Azeem Azhar (Xtripe Angels), Rahul Mehta (DST Global), Brian Jacobs (Moai Capital), Siqi Chen (Xtripe Angels), Donald Stalter (Sunshine Lake), Tod Sacerdoti (Flex Capital, LLC // Turbo Ventures, LLC), Kulveer Taggar (Angel investor), Paul Stahura (Quick Wins), Mathilde Collin, Thijn Lamers, Paul Graham

Walter Kortschak's Experience

Executive Chairman SignalFire2013 - Present

Producer/Principal End Cue2013 - Present

Managing Partner Kortschak Investments2010 - Present

Founder, USC Kortschak Center for Learning and Creativity University of Southern California2009 - Present

Founding Investor & Advisor SignalFirePresent

Early Investor LyftPresent

Early Investor Palantir TechnologiesPresent

Executive Chairman & CIO SignalFirePresent

Board Member EllipticPresent

Board Member BubblePresent

Board Member & Investor PlaycoPresent

Board Member & Seed Investor TokuPresent

Board Member & Seed Investor Toku (prev. WorkDAO)Present

Board Member & Seed Investor TorpagoPresent

Board Member & Seed Investor Vital InteractionPresent

Chairman Emeritus/Founding Investor SignalFirePresent

Senior Advisor Summit PartnersPresent

Board Member & Seed Investor ReziPresent

Pre-Seed & Founding Investor Finnrick AnalyticsPresent

Board Member Dual (Previously BLOCKv)Present

General Partner Summit PartnersPresent

Managing Partner Summit PartnersPresent

Founder Kortschak InvestmentsPresent

Partner Kortschak InvestmentsPresent

Co-Founder End CuePresent

Co-Founder/ Principal End CuePresent

Former Managing Partner Summit PartnersPresent

Founder Firestreak VenturesPresent

Partner Firestreak VenturesPresent

Vice President/Associate Crosspoint Venture Partners1985 - 1989

Principal Software Engineer MSC Software1982 - 1985

Walter Kortschak's Education

UCLA Anderson School of Management M.B.A. Finance

California Institute of Technology M.S. Engineering

Oregon State University B.S. Engineering

Caltech M.S. Engineering

Investors who invest with Walter Kortschak

Scouts & Angels Affiliated With Walter Kortschak