Where does Ian Rountree work?

Ian Rountree is General Partner at Cantos Ventures and Board director at EARTH AI.

What check size does Ian Rountree write?

Ian Rountree typically writes checks of $400K – $1.3M.

What boards does Ian Rountree sit on?

Ian Rountree holds tracked board seats at Atomos Nuclear & Space, EARTH AI.

Where did Ian Rountree go to school?

Ian Rountree studied at Vanderbilt University (Bachelor of Arts (B.A.), Political Science); McCallie School (High School).

Does Ian Rountree lead rounds?

Yes — Ian Rountree has led 2 tracked investments.

Ian Rountree

Investor

General Partner at Cantos Ventures · Board director at EARTH AI

Writes $400K – $1.3M checks · typically $750K

Find your path to Ian

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

Zak SchwarzmanunlockedIan: together at Manna Project International (2009–2010)

×2Ian: together at Huron Consulting Group

×4Ian: together at SoFi Inc.

×2Ian: together at McCallie School

About

Founder of Cantos, launched in 2016 to invest in technology beyond Silicon Valley's usual focus. Previously worked on the early teams at Invisible Technologies and SoFi.

Contact· self-published, not guessed

ian@cantos.vc

Invests in

Climate TechDeep TechHardwareMobility & TransportationNew Materials

Board director at EARTH AI YC S19

Intro paths

EARTH AI went through Y Combinator (Summer 2019) — Ian sits on its board, so any YC alum in your network can reach them through the company's founders.

→

In turn, Ian can intro founders to EARTH AI's investors below.

EARTH AI's investors · 20

AirTree VenturesSydney · $132K – $16.5M checks Alpaca VCNew York · $500K – $1.3M checks Blackbird VenturesSydney · $149K – $60M checks Cantos VenturesSan Francisco · $400K – $1.5M checks · since 2025 Climate CapitalMenlo Park · $25K – $250K checks · since 2025 Corigin Ventures DCVC (Data Collective)Palo Alto · $5M – $25M checks Deep AcreFort Lauderdale Fifty YearsSan Francisco · $250K – $2M checks Flucas VenturesJupiter · $100K – $5M checks Lombardstreet VenturesWoodside · $500K checks MetaplanetTallinn · $500K – $10M checks Pi CampusRome · $55K – $540K checks SciFoundersSan Francisco · $1M checks Scrum VenturesSan Francisco SignalRank Tamarack GlobalGreenwich Taver CapitalWilmington Y CombinatorSan Francisco · $500K checks · since 2019 Zeno VenturesGeneva

Co-founders at EARTH AI

Roman TeslyukFounder

Experience

CantosGeneral Partnercurrent2016 — presentSan Francisco Bay Area
EARTH AIBoard Membercurrent2023 — present
Salient MotionBoard Membercurrent2024 — present
ShinkeiBoard Observercurrent2024 — present
SkyryseBoard Observercurrent2018 — present
Atomos SpaceBoard Member2023 — 2025
Pow.bioBoard Observer2019 — 2023
Invisible Technologies, Inc.Chief of Staff2015 — 2016San Francisco Bay Area
Angel InvestmentAngel Investor2012 — 2016San Francisco Bay Area
The MascotManager2013 — 2015San Francisco Bay Area
SoFi Inc.Associate Director of Corporate Relationships2013San Francisco Bay Area
SoFi Inc.Associate Director of Bank Partnerships2012 — 2013San Francisco, CA
SoFi Inc.Marketing Manager - Ambassador Program Lead2012San Francisco, CA
Huron Consulting GroupRevenue Cycle Analyst2011 — 2012Greater Nashville Area, TN
Manna Project InternationalProgram Director2009 — 2010Managua, Nicaragua

Skills & more

Strategy3Management1Strategic Planning2Start-ups52Finance29Venture Capital24Business Strategy11Business Development5Strategic Partnerships3Central America

Languages Spanish · Swedish

License - Series 62 & 63 — FINRA

From Ian's professional profile.

Deals · 2

EARTH AIBoard seat

via Cantos Ventures · filed Feb 2025 · $25.9M raise

Atomos Nuclear & SpaceBoard seat

via Cantos Ventures · filed Jan 2023 · $20M raise

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

Other disclosed investments

Led

Concha Labs Pow.Bio

Investor

ADVANOAlice TechnologiesAnagram, Inc.ArableAstranis Atom ComputingCatalog TechnologiesChameleon Biosciences Clara HealthClover TherapeuticsDebutEridan Communications, Inc.EthicHelium HealthHumaneKnowde Mission BarnsOpus 12Phenomic AIPublic.comQwilSkyryse SuperhumanVenceVisolisXGenomes

Sources: curated public sources · SEC Form D filings.

Colleagues at Cantos Ventures

Amee Kapadia

Principal at Cantos Ventures

Grant Gregory

Partner at Cantos Ventures

Julian H. Rountree

General Partner at Cantos Ventures

Natalie Volpe

Director, Investments at Wollemi Capital

Sofia Garcia

CFO at Cantos Ventures

Network3

Ashby Monk

Investor at Social Impact Capital

Brian Frank

General Partner at FTW Ventures

Cristina Escoda

Managing Partner at Tachyon Ventures

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

Frequently asked questions

Who is Ian Rountree?: Founder of Cantos, launched in 2016 to invest in technology beyond Silicon Valley's usual focus. Previously worked on the early teams at Invisible Technologies and SoFi.
Where does Ian Rountree work?: Ian Rountree is General Partner at Cantos Ventures and Board director at EARTH AI.
What does Ian Rountree invest in?: Ian Rountree invests in Climate Tech, Deep Tech, Hardware, Mobility & Transportation, New Materials.
What check size does Ian Rountree write?: Ian Rountree typically writes checks of $400K – $1.3M.
What boards does Ian Rountree sit on?: Ian Rountree holds tracked board seats at Atomos Nuclear & Space, EARTH AI.
What companies has Ian Rountree invested in?: Investments tracked here include Concha Labs, Pow.Bio, ADVANO, Alice Technologies, Anagram, Inc., Arable, Astranis, Atom Computing, Catalog Technologies, Chameleon Biosciences, Clara Health, Clover Therapeutics, and 16 more.
Where did Ian Rountree go to school?: Ian Rountree studied at Vanderbilt University (Bachelor of Arts (B.A.), Political Science); McCallie School (High School).
Does Ian Rountree lead rounds?: Yes — Ian Rountree has led 2 tracked investments.

Same school

Also attended Vanderbilt University424

Jacob JofeInvestor at Index Ventures Ross Perot Jr.Chairman of The Perot Group at Perot Jain David JohnsonManaging Director at Intel Capital, North America Tom DriscollPrincipal at Differential Ventures Sabina SmithPrincipal at Scale Venture Partners Payton DobbsOperating Partner at Hoxton Ventures

+ 418 more

Also attended McCallie School16

Ian BalserAnalyst at Tech Square Ventures Julian P. KirkSenior Managing Director, CEO at Third Security, LLC Duncan MooreVice President at Fifth Wall Ben SontheimerCo-Founder and Partner at Elizabeth Street Ventures John ArnoldPrincipal at Ten31 Daniel FisherExecutive Director, CFA at Oxford Finance LLC

+ 10 more

Shared employers

Also worked at EARTH AI1

Roman TeslyukFounder at EARTH AI

Also worked at Skyryse9

Lior SusanDirector of Content at Eclipse Ventures J ChengFounder and Managing Partner at Gen Capital Ethan BatraskiPartner at Venrock Mark GrodenFounder & CEO at Skyryse Harry DixonFounder at Checkmate Peter KalogiannisCEO at Swarm

+ 3 more

Also worked at Atomos Space1

Vanessa J. ClarkExecutive Officer, Director at Atomos Nuclear & Space

Also worked at SoFi Inc.59

Paul FieldingFinance & Operations at General Catalyst Harrison LieberfarbPartner at Canvas Ventures Logan AllinManaging Partner & Founder at Fin Capital Jeff HinckManaging Director at Rally Ventures Management, Llc Gary PelissierHead of Americas + Bank Methods at Asymmetric Capital Partners Magdalena YesilFounder of Broadway Angels

+ 53 more

Find your path to Ian

About

Contact· self-published, not guessed

Invests in

Board director at EARTH AIYC S19

Intro paths

EARTH AI's investors · 20

Co-founders at EARTH AI

Experience

Skills & more

Deals · 2

Other disclosed investments

Led

Investor

Colleagues at Cantos Ventures

Network3

Frequently asked questions

Same school

Also attended Vanderbilt University424

Also attended McCallie School16

Shared employers

Also worked at EARTH AI1

Also worked at Skyryse9

Also worked at Atomos Space1

Also worked at SoFi Inc.59

Board director at EARTH AI YC S19