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Stefan Kalb

InvestorFounder

Managing Partner at Massive Tech Ventures · Founder/CEO at Shelf Engine · Founder at Latch

Seattle, Washington, United States

FoundedLatchShelf Engine · YC

Find your path to Stefan

528 people in our graph share verified history with Stefan — schools, employers, funds. One of them is your warm intro.

Coral Garnick DuckenunlockedStefan: together at Western Washington University (2005–2007)
×8Stefan: together at Y Combinator
Stefan: together at Shelf Engine
Stefan: together at Western Washington University

About

Stefan Kalb founded Shelf Engine, which served over 10,000 grocery locations before exiting in 2024. He is now developing AI software and co-founded an early-stage investment fund focused on YC founders.

Founder/CEO at Shelf EngineYC S18

Intro paths

YC

Stefan went through Y Combinator (Summer 2018) — any YC alum in your network can reach them through the YC community.

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In turn, Stefan can intro founders to Shelf Engine's investors below.

Shelf Engine's investors · 5

Foundation CapitalSan Francisco · $250K – $15M checksNotable CapitalSilicon Valley · $5M – $50M checksPLUS CapitalVenice · $100K – $1M checksVentureSouqAbu Dhabi · $250K – $50M checksY CombinatorSan Francisco · $500K checks · since 2018

Co-founders at Shelf Engine

BJBede Jordan
Bede JordanFounder/CTO
ATAre Traasdahl
Are TraasdahlCEO/Founder
DLDag Liodden
Dag LioddenCPO/Founder

Founder at Latch

Intro paths

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In turn, Stefan can intro founders to Latch's investors below.

Latch's investors · 1

FUSEBellevue · $1M – $10M checks

Co-founders at Latch

JK
Jared Kofron

Experience

  1. LatchCo-Foundercurrent2025 — presentSeattle, WA
  2. Massive Tech VenturesManaging Partnercurrent2024 — presentSeattle, Washington, United States
  3. Shelf EngineCo-Founder & CEO2016 — 2025Seattle WA
  4. Molly's SaladsFounder & CEO2009 — 2016
  5. NewEarth Renewable Energy Inc.Vice President of Business Development2008
  6. Associated StudentsVice President for Business and Operations2006 — 2007
  7. SafecoActuarial Intern2005

Skills & more

Leadership37Strategic Planning20Strategy11Management4Financial Analysis15Financial Modeling7Analytics4Data Analysis6Risk Management3Start-ups31Business Development14Operations Management8
+12 moreForecastingEntrepreneurshipTeam BuildingSocial MediaManagement ConsultingMarketing StrategySalesMarketingSocial Media MarketingBusiness StrategyStart-upBusiness Planning

From Stefan's professional profile.

Colleagues at Massive Tech Ventures

Eric Woersching
General Partner at Massive Tech Ventures

Frequently asked questions

Who is Stefan Kalb?
Stefan Kalb founded Shelf Engine, which served over 10,000 grocery locations before exiting in 2024. He is now developing AI software and co-founded an early-stage investment fund focused on YC founders.
Where does Stefan Kalb work?
Stefan Kalb is Founder of Latch and Managing Partner at Massive Tech Ventures and Founder/CEO at Shelf Engine.
What companies did Stefan Kalb found?
Stefan Kalb founded Latch, Shelf Engine.
Where did Stefan Kalb go to school?
Stefan Kalb studied at Western Washington University; Central Washington University (Math).

Founder mafias

Central Washington University mafia3

Also came through, then founded or led a company.

Patryk WiatrBachelor of Science (BS)Founded Turion SpaceDr. Nicole PaulkBachelor of Science (BS)Founded Siren Biotechnology

Shelf Engine mafia2

Also came through, then founded or led a company.

Dag LioddenCPO/FounderFounded Crisp +1

Same school

Shared employers