Where does Tom Groos work?

Tom Groos is Board director at Omnidian and Board director at ShotSpotter.

What check size does Tom Groos write?

Tom Groos typically writes checks of $50K – $3M.

What companies has Tom Groos invested in?

Investments tracked here include Onehope, Open Energy Efficiency, Sentinl inc., SoundThinking.

Where did Tom Groos go to school?

Tom Groos studied at Columbia Business School (MBA); Cornell University (BA, Economics).

Tom Groos

Investor

Board director at Omnidian · Board director at ShotSpotter · Former Partner at City Light

Chicago, Illinois

Writes $50K – $3M checks · typically $1.5M

Find your path to Tom

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Ask Kamesh Raghavendra to introduce you to Tom

You →Kamesh · together at Xage Security (2018–2021) →Tom

Ask Jamie Chen to introduce you to Tom

You →Jamie · 9 people · together at City Light →Tom

Ask Sam Okafor to introduce you to Tom

You →Sam · together at Omnidian →Tom

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About

Tom Groos serves as a board member at Vgrid Energy Systems and holds board positions across for-profit and non-profit organizations. His background includes leadership roles as CEO of both Viking Group and Tyden Group, as well as Vice Chairman of Minimax Viking, a global fire protection systems provider. He is also a partner at City Light Capital, an early-stage venture capital firm, and has extensive operational experience in industrial companies with a focus on climate and environmental investing.

Board director at Omnidian

Intro paths

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In turn, Tom can intro founders to Omnidian's investors below.

Omnidian's investors · 20

ACTivate CapitalCanberra · since 2025 ACTIVATE CAPITAL PARTNERSSan Francisco · $10M – $30M checks Alumni VenturesManchester · $100K – $10M checks · since 2025 B Capitalsince 2025 B Capital GroupSan Francisco · $10M – $50M checks B4 Capital$10M – $50M checks Blue Bear Capital PartnersJackson BNP Paribassince 2025 Bridges Fund Management Ltd.London City LightNew York · $1M – $6M checks Congruent VenturesSan Francisco · $100K – $5M checks · since 2021 E8 Angels Earth FoundryChicago Element Partnerssince 2021 Energy FoundryChicago · $1M – $5M checks · since 2017 Evergy VenturesKansas City IA Capital GroupNew York Marunouchi Innovation PartnersTokyo · since 2025 National Grid PartnersLos Gatos · since 2025 WIND VenturesSan Francisco Bay Area · since 2025

Co-founders at Omnidian

Mark LiffmannFounder & CEO

Mark LiffmanExecutive Officer, Director

Board director at ShotSpotter

Intro paths

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In turn, Tom can intro founders to ShotSpotter's investors below.

ShotSpotter's investors · 7

Band of AngelsSilicon Valley City LightNew York · $1M – $6M checks Claremont Creek VenturesOakland · $500K – $3M checks Gideon Hixon FundMalibu · $100K – $1.5M checks Lauder PartnersLos Altos Norwest Venture PartnersMenlo Park · $10M – $30M checks The Westly GroupMenlo Park · $500K – $15M checks

Experience

Vgrid Energy SystemsMember of the Board of Directorscurrent2019 — presentCamarillo, CA
Heartland Automation LLCMember, Board of Directorscurrent2014 — presentGeorgtown, KY
OmnidianMember of the Board of Directors2017 — 2025Seattle, WA
City Light CapitalPartner2008 — 2024New York, New York, United States
Senet- the sensible networkMember, Board of Directors2011 — 2024Portsmouth, NH
Xage SecurityBoard Advisor and Observer2018 — 2024Palo Alto, CA
ShotSpotter, Inc. (NASDQ: SSTIMember, Board of Directors2007 — 2022Newark, CA
MINIMAX VIKING GROUPVice Chairman of The Board2009 — 2018Hamburg Area, Germany
Viking GroupChief Executive1994 — 2007Grand Rapids, Michigan

Skills & more

SaaS3Security6New Business Development4Mergers & Acquisitions22Start-ups15Venture Capital36Entrepreneurship8Product Management5Business Strategy13Government4Marketing Strategy4Due Diligence5

+12 more

Business DevelopmentContract NegotiationTeam BuildingCross-functional Team LeadershipProduct DevelopmentManufacturingPrivate EquityCorporate DevelopmentStrategic PartnershipsLeadershipStrategic PlanningStrategy

From Tom's professional profile.

Investments

Investor

OnehopeOpen Energy EfficiencySentinl inc.SoundThinking

Per curated public sources.

Leave your own feedback

Network1

Dan Katzman

Investor at City Light Capital

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

Frequently asked questions

Who is Tom Groos?: Tom Groos serves as a board member at Vgrid Energy Systems and holds board positions across for-profit and non-profit organizations. His background includes leadership roles as CEO of both Viking Group and Tyden Group, as well as Vice Chairman of Minimax Viking, a global fire protection systems provider. He is also a partner at City Light Capital, an early-stage venture capital firm, and has extensive operational experience in industrial companies with a focus on climate and environmental investing.
Where does Tom Groos work?: Tom Groos is Board director at Omnidian and Board director at ShotSpotter.
What check size does Tom Groos write?: Tom Groos typically writes checks of $50K – $3M.
What companies has Tom Groos invested in?: Investments tracked here include Onehope, Open Energy Efficiency, Sentinl inc., SoundThinking.
Where did Tom Groos go to school?: Tom Groos studied at Columbia Business School (MBA); Cornell University (BA, Economics).