Josh Breinlinger
InvestorGeneral Partner at Jackson Square Ventures · Venture Partner at FJ Labs · Investor at Turtle Ventures
Kenwood, California, United States
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About
Josh Breinlinger founded Turtle Ventures in 2021 to invest in marketplace companies. He previously served as a general partner at Jackson Square Ventures and held founding positions at oDesk (now Upwork) and Rev.com, where he developed expertise in marketplace models. His early-stage investments include OfferUp, Contently, Alto Pharmacy, Crexi, and Lyte, among others.
Likely email· guessed from name + firm domain, not firm-published
- j•••@fjlabs.comreveal70% confident
Deals · 3
RentedBoard seat
via Jackson Square Ventures · filed Oct 2020 · $3M raise
ScriptDashBoard seat
via Jackson Square Ventures · filed Feb 2019 · $50.4M raise
VacationFuturesBoard seat
via Jackson Square Ventures · filed Jan 2019 · $8M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Led
Board seats
Investor
Alto PharmacyConfident LIMSContentlyCurtsyKindly CareKyteNana AcademyOfferUpOmniataRobomart
Sources: curated public sources · SEC Form D filings.
Colleagues at Jackson Square Ventures
Network1
Investors connected to Josh in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Josh Breinlinger?
- Josh Breinlinger founded Turtle Ventures in 2021 to invest in marketplace companies. He previously served as a general partner at Jackson Square Ventures and held founding positions at oDesk (now Upwork) and Rev.com, where he developed expertise in marketplace models. His early-stage investments include OfferUp, Contently, Alto Pharmacy, Crexi, and Lyte, among others.
- Where does Josh Breinlinger work?
- Josh Breinlinger is General Partner at Jackson Square Ventures and Venture Partner at FJ Labs and at Turtle Ventures.
- What boards does Josh Breinlinger sit on?
- Josh Breinlinger holds tracked board seats at OfferUp, Rented, ScriptDash, VacationFutures.
- What companies has Josh Breinlinger invested in?
- Investments tracked here include Bus.com, Alto Pharmacy, Confident LIMS, Contently, Curtsy, Kindly Care, Kyte, Nana Academy, OfferUp, Omniata, Rented, Robomart.
- Does Josh Breinlinger lead rounds?
- Yes — Josh Breinlinger has led 1 tracked investment.
About this profile. Compiled from public sources — Jackson Square Ventures's own website, regulatory filings and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights









