Jonathan Sadlowe
InvestorFounder and General Partner at Gossamer Capital
Denver, Colorado, United States
About
Founder and GP at Gossamer Capital with 15+ years as an entrepreneur and marketing executive and two exits. Was CMO/first hire at Spacious (acquired by WeWork), founded Borough Mushrooms, and was a product marketer at Google; supports portfolio companies on go-to-market and marketing hiring.
Contact· self-published, not guessed
Experience
- ImageAssist, IncChief Executive Officercurrent2026 — present
- ImageAssist, IncCo-Founder & COO2024 — 2026
- IRIS BiopsyCo-Founder & COOcurrent2025 — present
- GrowLife, Inc.Board Membercurrent2024 — present
- Vanderbilt University Medical CenterEntrepreneur in Residencecurrent2024 — present
- Gossamer CapitalGeneral Partnercurrent2021 — present
- Sadlowe ConsultingConsultantcurrent2021 — present
- Wieden + KennedyStrategy Director2020 — 2021
- Borough MushroomsFounder & CEO2012 — 2020
- Spacious.comChief Marketing Officer2016 — 2019New York City Metropolitan Area
- GoogleProduct Marketing Manager2013 — 2016New York City Metropolitan Area
- Young & RubicamGlobal Associate Director of Strategy2008 — 2011New York City Metropolitan Area
- Bartle Bogle Hegarty NYGlobal Brand & Communications Strategist2006 — 2008New York City Metropolitan Area
- McCannGlobal Account Manager2005 — 2006New York City Metropolitan Area
Skills & more
BlockchainSoftware as a Service (SaaS)Google AdwordsManagementPublic SpeakingStrategic PlanningLeadershipStrategy18Creative Strategy6Go-to-Market StrategyPublic RelationsSocial Media Marketing
+12 more
EntrepreneurshipFinancial AnalysisAccount ManagementBusiness StrategyStartupsData AnalysisBusiness-to-Business (B2B)Business DevelopmentSocial MediaMarketing StrategyIntegrated MarketingDigital StrategyFrom Jonathan's professional profile.
Colleagues at Gossamer Capital
Frequently asked questions
- Who is Jonathan Sadlowe?
- Founder and GP at Gossamer Capital with 15+ years as an entrepreneur and marketing executive and two exits. Was CMO/first hire at Spacious (acquired by WeWork), founded Borough Mushrooms, and was a product marketer at Google; supports portfolio companies on go-to-market and marketing hiring.
- Where does Jonathan Sadlowe work?
- Jonathan Sadlowe is Founder and General Partner at Gossamer Capital.
- Where did Jonathan Sadlowe go to school?
- Jonathan Sadlowe studied at The University of Alabama (Bachelor of Arts (BA)); Brooklyn College (Master of Science (MS), Molecular Biology); Quantic School of Business and Technology (Executive Master of Business Administration).
Same school
Also attended The University of Alabama44
Andy CloydVenture Partner, Rise of the Rest at RevolutionJim DouglassPartner at Fulcrum Equity PartnersRobert SiglerSenior Advisory Board at IronGate Capital AdvisorsHenk BothPrincipal, Investment at Anzu PartnersCoyn MateerAdvisor at UTXO ManagementChris HopsonChief Financial Officer at UTXO Management
+ 38 more
Also attended Brooklyn College11
Bonnie LewisInvestor at OpenView Venture PartnersNino DatunashviliAccounting Associate at StripesSimeon IheagwamFounder and Managing Partner at NOEMIS VenturesNicoleAdministrative Support at Dwight FundingYaacov WeinstockOperating Partner, Technology at Greybull Stewardship LLCAaronHead of Programme, Education at Deep Science Ventures
+ 5 more
Also attended Quantic School of Business and Technology60
Victoria BondarchukDirector at Marlin Equity PartnersHillary LehrManaging Director, Fund V at Higher Ground LabsArun IyerInvestor at Green FlagAlex RendónInvestment Associate at BuenTrip VenturesOluwatofunmi IdowuVenture Analyst at LoftyInc CapitalClaire CrowtherVice President, Strategy & Operations at Underscore VC
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+ 54 more
Shared employers
Also worked at Google1,715
Ron ConwayFounder of SV AngelElad GilSolo general partner investing through Gil CapitalKai-Fu LeeChairman of Sinovation Ventures and CEO of 01.AIBrian SingermanCo-founder of GPx; Partner Emeritus at Founders FundJess LeePartner and Chief Product Officer at Sequoia CapitalTomasz TunguzFounder & General Partner at Theory Ventures
+ 1,709 more
