Fundraising Fox

Danny Leffel

Founder

Founder at Roo

San Francisco, California, United States

FoundedRoo

About

Danny Leffel is the CEO of Roo, a veterinary staffing marketplace that connects hospitals and veterinarians for relief work. He is also the co-founder and Executive Chairman of Roo Code, a company focused on building software through AI-powered agents.

Founder at Roo

Intro paths

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In turn, Danny can intro founders to Roo's investors below.

Roo's investors · 4

FloodgateMenlo Park · $500K – $5M checksGingerbread CapitalNew York · $100K – $10M checksGreycroftNew York · $100K – $5M checks · since 2020Jackson Square VenturesSan Francisco · $1M – $5M checks

Experience

  1. Roo CodeCo-Founder and Executive Chairmancurrent2025 — presentSan Francisco, California, United States
  2. Roo CodeChief Executive Officer2025
  3. RooChief Executive Officercurrent2023 — presentSan Francisco, California, United States
  4. TophatterChief Executive Officer2021 — 2023San Francisco Bay Area
  5. TophatterVice President Of Product Strategy2020 — 2021San Francisco Bay Area
  6. CrewCEO & Co-founder2015 — 2019San Francisco Bay Area
  7. YardsellrFounder & CEO2009 — 2014
  8. VideoSurfVP, Business Development2007 — 2009
  9. eBayManager, eBay Business2004 — 2007
  10. IRI MotorsCEO2002 — 2004
  11. Kruse International, an eBay CompanyDirector, eBusiness2000 — 2002
  12. Interface Consulting GroupFounder1997 — 2000San Antonio, Texas

Skills & more

MarketingCustomer AcquisitionStart-ups24Product Management14Marketing Strategy6User Experience21Ad Networks2Analytics8E-commerce56Business Development26Business Strategy2Strategic Partnerships19
+9 moreInternet StrategyAdvertisingSocial Media MarketingDigital StrategyOnline MarketingInteractive MarketingOnline AdvertisingEntrepreneurshipStrategy

From Danny's professional profile.

Frequently asked questions

Who is Danny Leffel?
Danny Leffel is the CEO of Roo, a veterinary staffing marketplace that connects hospitals and veterinarians for relief work. He is also the co-founder and Executive Chairman of Roo Code, a company focused on building software through AI-powered agents.
Where does Danny Leffel work?
Danny Leffel is Founder of Roo.
What companies did Danny Leffel found?
Danny Leffel founded Roo.
Where did Danny Leffel go to school?
Danny Leffel studied at Trinity University.

Founder mafias

Trinity University mafia5

Also came through, then founded or led a company.

Brian FarmerFounded InipharmCalvin UsiriBachelor of Arts (B.A.)Founded RamaniRichard YooPre-medFounded DatapipeAdam HoughtonBSFounded ForeFlight

Tophatter mafia3

Also came through, then founded or led a company.

Sam YangEngineerFounded Nova AI Software +2Vignesh SubbiahSDE 4Founded Unbound

Roo mafia2

Also came through, then founded or led a company.

Victor EchevarriaBoard MemberFounded Remedy Labs

Same school

Also attended Trinity University15

Jennifer VanciniFounding General Partner at Mighty CapitalPeter CameronVenture Partner at Giant LeapChris ScogginsPartner at SignalFireShami PatelPartner at Launchpad CapitalWarren AndresIndustry Advisor at ICIMark SusmanMedia Production & Communications at Seed Round Capital

+ 9 more

Shared employers

Also worked at Roo1

Victor EchevarriaManaging Director at Jackson Square Ventures

Also worked at Tophatter4

David HornikFounder of Lobby CapitalAndrew BlachmanPartner at MarketplaceSam YangFounder at DressdVignesh SubbiahFounder at Unbound

Also worked at Crew3

Suchit DubeyFounder at NarrativeWill EdwardsFounder at OfOneAdam ProschekFounder at OfOne

Also worked at eBay185

Josh KopelmanFounder and Partner at First Round CapitalLogan GreenCo-founder of LyftKen HoweryCo-founder of PayPal and Founders FundClément DelangueCo-founder & CEO of Hugging FaceRon GuraCo-founder & CEO of EmpathyJack AbrahamFounder, CEO & Managing Partner of Atomic

+ 179 more