About
JD Epstein founded Onboard, a B2B SaaS platform for customer onboarding, and previously founded Zferral (also known as Ambassador), which scaled to approximately 50 employees before being sold in 2018. He is also a managing member at 57O Investments, which focuses on early-stage startups.
Founder at Onboard.ioYC W22
Intro paths
YC
JD went through Y Combinator (Winter 2022) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Aaron Epstein, General Partner at Y Combinator — the partner who ran Onboard.io's batch and knows the company first-hand. YC profile ↗
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In turn, JD can intro founders to Onboard.io's investors below.
Onboard.io's investors · 3
Co-founders at Onboard.io
WS
Will StevensonFounder
Experience
- RRE Ventures Acquisition Corp.Presidentcurrent2026 — presentBoca Raton, FL
- 57O InvestmentsInvestorcurrent2026 — presentMiami Beach, Florida, United States
- UnderdogAngel Investorcurrent2020 — present
- Kin InsuranceAngel Investorcurrent2017 — present
- Signal AdvisorsAngel Investorcurrent2020 — present
- Landeed | YCAngel Investorcurrent2022 — present
- AltAngel Investorcurrent2020 — present
- Onboard.io - (YC W22) Customer Onboarding SoftwareFounder2020 — 2025
- Forbes Technology CouncilOfficial Member of Forbes Technology Council2017 — 2019
- Ambassador SoftwareFounder & CEO2009 — 2018Greater Detroit Area
- Funded By Nightfounder2010 — 2011
- Finest Affiliates, LLCFounder, Co-Owner2005 — 2006
- eSparty.comFounder2000 — 2003
Skills & more
SaaS6Entrepreneurship48Start-ups84Internet Entrepreneur3Affiliate Marketing26SEM9Internet Strategy14SEO10Conversion Optimization4E-commerce24Viral Marketing3Online Advertising33
+11 more
Social Media MarketingPerformance Based MarketingCloud ApplicationsEnterprise MarketingBrand AmbassadorsReferral SoftwareReferral AutomationPartner ProgramsPartnership MarketingPartner Program DevelopmentReferralsFrom JD's professional profile.
Frequently asked questions
- Who is JD Epstein?
- JD Epstein founded Onboard, a B2B SaaS platform for customer onboarding, and previously founded Zferral (also known as Ambassador), which scaled to approximately 50 employees before being sold in 2018. He is also a managing member at 57O Investments, which focuses on early-stage startups.
- Where does JD Epstein work?
- JD Epstein is Founder of Onboard.io.
- What companies did JD Epstein found?
- JD Epstein founded Onboard.io.
- Where did JD Epstein go to school?
- JD Epstein studied at Chicago-Kent College of Law, Illinois Institute of Technology (Juris Doctor); Michigan State University - Eli Broad College of Business (General Business / Pre-Law, Economics).
Founder mafias
Y Combinator mafia8,773
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1
+ 8,766 more
Techstars mafia238
Also came through, then founded or led a company.
David CummingsTechstars Boulder Accelerator 2012Founded Undaunted +4Jeremy AchinCloud Class 2013Founded Neo Cybernetica +2TJ ParkerTechstars Boston Accelerator 2013Founded Tjparker +2Spencer RascoffMentorFounded HeyLibby +2Sanjiv SanghaviTechstars New York City Accelerator 2012Founded Texture +2Brandon PatonMentorFounded Glider +2
+ 231 more
Landeed mafia4
Also came through, then founded or led a company.
Ambassador mafia2
Also came through, then founded or led a company.
Michigan State University - Eli Broad College of Business mafia2
Also came through, then founded or led a company.
Same school
Also attended Chicago-Kent College of Law, Illinois Institute of Technology3
Also attended Michigan State University - Eli Broad College of Business14
Alec FengAssociate at Marlin Equity PartnersTed NeelyVenture Partner at Exit Quotient VenturesKJInvestment Partner at UpHonest CapitalJames HillGeneral Partner at Grand VenturesEric YablonkaDigital Health Advisor at Excelerate Health VenturesJake StanderferController at Michigan Capital Network
+ 8 more
Shared employers
Also worked at Kin Insurance10
Britt DannemanPrincipal at Alpha EdisonRobin GodenrathFounding Partner & Managing Director at PICUS CAPITALEmmalyn ShawCo-Founder & Managing Partner at Flourish VenturesTom SmithManaging Partner at Savano Capital PartnersCaribou HonigGeneral Partner at SemperVirens Venture CapitalAlexandre LazarowManaging Partner at Fluent Ventures
+ 4 more
Also worked at Onboard.io - (YC W22) Customer Onboarding Software3
Also worked at Forbes Technology Council79
Vipul KellaInvestor at FortySix Venture CapitalSam KroonenburgVenture Partner at AirTree VenturesJohn WhaleyCo-Founder & Managing Partner at Inception Studio CapitalWill CadellVenture Advisor at Cultivation CapitalAlex RobbioInvestor at MatterScale VenturesEve MalerVenture Partner & Advisor at 1414 Ventures
+ 73 more