Where does Ethan Batraski work?

Ethan Batraski is Partner at Venrock and Board director at Decodable and Board director at Atom Computing and Board director at ABL Space Systems.

What check size does Ethan Batraski write?

Ethan Batraski typically writes checks of $1M – $15M.

What boards does Ethan Batraski sit on?

Ethan Batraski holds tracked board seats at ABL Space Systems, Astranis Space Technologies Corp., Atom Computing, Decodable, Osmo Systems, Inc., Skyryse, Tembo Data Systems, Inc..

Ethan Batraski

Investor

Partner at Venrock · Board director at Decodable · Board director at Atom Computing · Board director at ABL Space Systems

Palo Alto

Writes $1M – $15M checks · typically $9M

Find your path to Ethan

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

Isabelle StyslingerunlockedEthan: together at Facebook (2016)

×4Ethan: together at Box

Ethan: together at Astronomer

×6Ethan: together at Facebook

About

Ethan Batraski is a Partner at Venrock focusing on data infrastructure, developer tools, and hard engineering investments in areas including space and computing. He serves on the boards of data infrastructure companies Astronomer, Decodable, Dgraph, and Meltano, as well as hard engineering companies ABL Space, Astranis, Atom Computing, and Skyryse. Prior to joining Venrock, he spent over 15 years as a founder and operator, holding leadership positions at Facebook, Box, and Yahoo, and holds 12 patents as a lead or co-inventor.

Likely emails· guessed from name + firm domain, not firm-published

e•••@venrock.comreveal100% confident
e•••@venrock.comreveal75% confident

Board director at Decodable

Intro paths

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In turn, Ethan can intro founders to Decodable's investors below.

Decodable's investors · 6

Bain Capitalsince 2021 Bain Capital VenturesBoston · $1M – $100M checks · since 2021 Harpoon VenturesSan Diego · $100K – $5M checks · since 2021 Rackhouse Venture Management LpSan Francisco · $250K checks · since 2021 Scribble VenturesPortola Valley · $750K – $1.5M checks · since 2021 VenrockPalo Alto · $500K – $10M checks · since 2021

Co-founders at Decodable

Eric SammerFounder & CEO

Board director at Atom Computing

Intro paths

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In turn, Ethan can intro founders to Atom Computing's investors below.

Atom Computing's investors · 23

1517Telluride · $50K – $1M checks Abstract VenturesSan Francisco · $250K – $750K checks Berkeley FrontierBerkeley Blue Ivy VenturesBoston BoxGroupNew York · $1M checks Cantos VenturesSan Francisco · $400K – $1.5M checks Caruso VenturesBoulder · $500K – $2.5M checks Cisco InvestmentsSan Jose DCVC (Data Collective)Palo Alto · $5M – $25M checks Fifty YearsSan Francisco · $250K – $2M checks Grit VenturesMenlo Park · $100K – $1M checks Innovation EndeavorsPalo Alto · $1M – $15M checks Inovia CapitalMontreal · $250K – $8M checks Invariantes FundGuatemala City Lockheed Martin VenturesBethesda National Science FoundationAlexandria · since 2019 New Ground VenturesWestport Prelude VenturesSan Francisco · $100K – $5M checks Prime Movers LabJackson · $2M – $30M checks Third Point VenturesMenlo Park VenrockPalo Alto · $500K – $10M checks · since 2019 Venrock AssociatesPalo Alto · since 2022 WorldQuant VenturesOld Greenwich

Co-founders at Atom Computing

Ben BloomFounder & CEO

Board director at ABL Space Systems

Intro paths

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In turn, Ethan can intro founders to ABL Space Systems's investors below.

ABL Space Systems's investors · 7

In-Q-TelTysons · $100K – $2.5M checks Jam FundLos Angeles · $500K – $20M checks New Science VenturesGreenwich · $2M – $8M checks · since 2023 Rackhouse Venture Management LpSan Francisco · $250K checks U.S. Air Forcesince 2019 VenrockPalo Alto · $500K – $10M checks · since 2021 Venrock AssociatesPalo Alto · since 2023

Co-founders at ABL Space Systems

Harrison O'HanleyChief Executive Officer

Daniel PiemontChief Financial Officer, President and Secretary

Experience

VenrockPartnercurrent2017 — presentPalo Alto
Euclid PowerBoard Directorcurrent2025 — present
OumiBoard Membercurrent2024 — present
Archetype AIBoard Membercurrent2024 — present
Phononic IncBoard Directorcurrent2021 — present
AstronomerBoard Directorcurrent2020 — present
Long WallBoard Directorcurrent2025 — present
AstranisBoard Directorcurrent2019 — present
Atom ComputingBoard Directorcurrent2018 — present
SkyryseBoard Directorcurrent2018 — present
ProFounder CollectivePartner2014 — 2017San Francisco Bay Area
FacebookProduct Group Leader2016 — 2017Menlo Park, CA
BoxVP Product & Design2014 — 2016San Francisco Bay Area
Adchemy (acquired)VP Product & Design2012 — 2014San Francisco Bay Area
YahooGroup Director, Search2009 — 2012
RiseSmart (acquired)Director Product & Design2009
Headcase Labs (acquired)Founding Products & Design, Director2007 — 2008
SymantecConsumer Products Lead2006 — 2007
VisageProduct Lead2005 — 2006San Francisco Bay Area
various venture-backed start-upsProduct & Engineering2002 — 2004

Skills & more

Product Management86Innovation4Design1User Experience60Machine Learning5Entrepreneurship22Natural Language ProcessingSemantic WebSearch20iOS development2mobile developmenttablet development

+8 more

mobile applicationmobile designiOS designHeuristic AnalysisData Analysisteam developmentleadershipTeam Leadership

From Ethan's professional profile.

Deals · 7

SkyryseBoard seat

via Venrock · filed Oct 2025 · $192.3M raise

Tembo Data Systems, Inc.Board seat

via Venrock · filed May 2024 · $14M raise

DecodableBoard seat

via Venrock · filed Feb 2022 · $20M raise

Atom ComputingBoard seat

via Venrock · filed Jul 2021 · $16M raise

ABL Space SystemsBoard seat

via Venrock · filed Apr 2021 · $170.1M raise

Osmo Systems, Inc.Board seat

via Venrock · filed Mar 2021 · $1.5M raise

Astranis Space Technologies Corp.Board seat

via Venrock · filed Oct 2020 · $42.1M raise

Attribution from SEC filings, press coverage, and firm rosters.

Colleagues at Venrock

Abe Valdez

IT Manager at Venrock

Office Manager & Executive Assistant at Venrock

Bob Kocher

Co-Founder of Lyra Health; Partner at Venrock

Bong Koh

VHCP at Venrock

Brad Walan

VP of IT and Security at Venrock

Network7

Enrique SalemScout

Partner at Bain Capital Ventures

George MathewScout

Managing Director at Insight Partners

Paulina SzyzdekScout

Principal at E12 Venture Capital, Llc

Peter BordesScout

Managing Partner at Trajectory Ventures

Andrew Parker

General Partner at Spero Ventures

Bob Kocher

Co-Founder of Lyra Health; Partner at Venrock

Curtis McKee

Partner at Third Point Ventures

Investors connected to Ethan in public investor directories — a warm-intro map.

Frequently asked questions

Who is Ethan Batraski?: Ethan Batraski is a Partner at Venrock focusing on data infrastructure, developer tools, and hard engineering investments in areas including space and computing. He serves on the boards of data infrastructure companies Astronomer, Decodable, Dgraph, and Meltano, as well as hard engineering companies ABL Space, Astranis, Atom Computing, and Skyryse. Prior to joining Venrock, he spent over 15 years as a founder and operator, holding leadership positions at Facebook, Box, and Yahoo, and holds 12 patents as a lead or co-inventor.
Where does Ethan Batraski work?: Ethan Batraski is Partner at Venrock and Board director at Decodable and Board director at Atom Computing and Board director at ABL Space Systems.
What check size does Ethan Batraski write?: Ethan Batraski typically writes checks of $1M – $15M.
What boards does Ethan Batraski sit on?: Ethan Batraski holds tracked board seats at ABL Space Systems, Astranis Space Technologies Corp., Atom Computing, Decodable, Osmo Systems, Inc., Skyryse, Tembo Data Systems, Inc..