Fundraising Fox

Ian Rountree

Investor

General Partner at Cantos Ventures · Board director at EARTH AI

SF

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

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

Invests in

Climate TechDeep TechHardwareMobility & TransportationNew Materials

Board director at EARTH AIYC S19

Intro paths

YC

Ian went through Y Combinator (Summer 2019) — any YC alum in your network can reach them through the YC community.

→

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

EARTH AI's investors · 19

AirTree VenturesSydney · $132K – $16.5M checksAlpaca VCNew York · $500K – $1.3M checksBlackbird VenturesSydney · $149K – $60M checksCantos VenturesSan Francisco · $400K – $1.5M checks · since 2025Corigin VenturesDCVC (Data Collective)Palo Alto · $5M – $25M checksDeep AcreFort LauderdaleFifty YearsSan Francisco · $250K – $2M checksFlucas VenturesJupiter · $100K – $5M checksLombardstreet VenturesWoodside · $500K checksMetaplanetTallinn · $500K – $10M checksPi CampusRome · $55K – $540K checksSciFoundersSan Francisco · $1M checksScrum VenturesSan FranciscoSignalRankTamarack GlobalGreenwichTaver CapitalWilmingtonY CombinatorSan Francisco · $500K checks · since 2019Zeno VenturesGeneva

Co-founders at EARTH AI

RTRoman Teslyuk
Roman TeslyukFounder

Experience

  1. CantosGeneral Partnercurrent2016 — presentSan Francisco Bay Area
  2. EARTH AIBoard Membercurrent2023 — present
  3. Salient MotionBoard Membercurrent2024 — present
  4. ShinkeiBoard Observercurrent2024 — present
  5. SkyryseBoard Observercurrent2018 — present
  6. Atomos SpaceBoard Member2023 — 2025
  7. Pow.bioBoard Observer2019 — 2023
  8. Invisible Technologies, Inc.Chief of Staff2015 — 2016San Francisco Bay Area
  9. Angel InvestmentAngel Investor2012 — 2016San Francisco Bay Area
  10. The MascotManager2013 — 2015San Francisco Bay Area
  11. SoFi Inc.Associate Director of Corporate Relationships2013San Francisco Bay Area
  12. SoFi Inc.Associate Director of Bank Partnerships2012 — 2013San Francisco, CA
  13. SoFi Inc.Marketing Manager - Ambassador Program Lead2012San Francisco, CA
  14. Huron Consulting GroupRevenue Cycle Analyst2011 — 2012Greater Nashville Area, TN
  15. 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.

Colleagues at Cantos Ventures

Amee Kapadia
Principal at Cantos Ventures
Grant Gregory
Partner at Cantos Ventures
Sofia Garcia
CFO at Cantos Ventures

Network4

Ashby Monk
Investor at Social Impact Capital
Avi Rosenbaum
Partner at Tectonic 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.
Where did Ian Rountree go to school?
Ian Rountree studied at Vanderbilt University (Bachelor of Arts (B.A.), Political Science); McCallie School (High School).

Same school

Also attended Vanderbilt University196

Jacob JofeInvestor at Index VenturesRoss Perot Jr.Chairman of The Perot Group at Perot JainDavid JohnsonManaging Director at Intel Capital, North AmericaTom DriscollPrincipal at Differential VenturesSabina SmithPrincipal at Scale Venture PartnersPayton DobbsOperating Partner at Hoxton Ventures

+ 190 more

Also attended McCallie School4

Ian BalserAnalyst at Tech Square VenturesDuncan MooreVice President at Fifth WallBen SontheimerCo-Founder and Partner at Elizabeth Street VenturesMichael KleinPrincipal at 5AM Ventures

Shared employers

Also worked at EARTH AI2

Ali TamasebGeneral Partner at DCVC (Data Collective)Roman TeslyukFounder at EARTH AI

Also worked at Skyryse6

Lior SusanDirector of Content at Eclipse VenturesJ ChengFounder and Managing Partner at Gen CapitalMike del PonteAdvisor at Protocol VenturesEthan BatraskiPartner at VenrockMark GrodenFounder & CEO at SkyryseHarry DixonFounder at Checkmate

Also worked at SoFi Inc.44

Paul FieldingFinance & Operations at General CatalystHarrison LieberfarbPartner at Canvas VenturesLogan AllinManaging Partner & Founder at Fin CapitalJeff HinckManaging Director at Rally Ventures Management, LlcGary PelissierHead of Americas + Bank Methods at Asymmetric Capital PartnersMagdalena YesilFounder of Broadway Angels

+ 38 more

Also worked at Manna Project International1

Zak SchwarzmanGeneral Partner at MetaProp Ventures