About
Trey Holterman studied computer science and served as a teaching assistant before working as a software engineer at Strava. He co-founded Tennr with former teammates and is building the company alongside them.
Founder at TennrYC W23
Intro paths
YC
Trey went through Y Combinator (Winter 2023) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Gustaf Alstromer — the partner who ran Tennr's batch and knows the company first-hand. YC profile ↗
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In turn, Trey can intro founders to Tennr's investors below.
Tennr's investors · 9
Allison Pickens VenturesWayne · $250K – $1M checksAndreessen HorowitzMenlo Park · $500K – $50M checks · since 2026Foundation CapitalSan Francisco · $250K – $15M checks · since 2025GV (Google Ventures)Mountain View · $250K – $50M checks · since 2025ICONIQSan Francisco · since 2025IVP (Institutional Venture Partners)San Francisco · $15M – $75M checks · since 2025Lightspeed Venture PartnersMenlo Park · $1.7M – $87M checks · since 2026New NormalSeattle · $250K – $1M checksY CombinatorSan Francisco · $500K checks · since 2023
Co-founders at Tennr
DB
Diego BaughFounder
TJ
Tyler JohnsonFounder
Experience
Skills & more
Leadership9Collaborative Problem Solving6Swift5Python (Programming Language)4JavaScript2MongoDBNode.jsreactjs1rubygit1Web Development3Database Design
+5 more
Mobile Product DevelopmentComputer ScienceSoftware DevelopmentAlgorithmsiOS DevelopmentFrom Trey's professional profile.
Frequently asked questions
- Who is Trey Holterman?
- Trey Holterman studied computer science and served as a teaching assistant before working as a software engineer at Strava. He co-founded Tennr with former teammates and is building the company alongside them.
- Where does Trey Holterman work?
- Trey Holterman is Founder of Tennr.
- What companies did Trey Holterman found?
- Trey Holterman founded Tennr.
- Where did Trey Holterman go to school?
- Trey Holterman studied at Stanford University School of Engineering (Bachelor of Science - BS, Computer Science).
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
Stanford University School of Engineering mafia12
Also came through, then founded or led a company.
Tom ChavezPh.D.Founded Checksum AI +1Bruce LeakMaster of Science - MSFounded Nauto Connected CarAnand ChandrasekaranMaster of Science (M.S.)Founded CrescendoAIAnthony WagachaICMEFounded NashSean DohertyContinuing Education Unit (CEU)Founded GovDashBrian KimBachelor of Science - BSFounded Cembla
+ 5 more
Strava mafia11
Also came through, then founded or led a company.
Edgar PavlovskyMachine LearningFounded MRGN +1Austin HayGrowth Engineering AdvisorFounded ClarifyMike GhaffaryAdvisor / InvestorFounded StitcherAdam HansmannBusiness OperationsFounded The AthleticCesar VillaresPartnerFounded Mamba WaterDavid KleinBusiness OperationsFounded Parade
+ 4 more
Same school
Also attended Stanford University School of Engineering32
David MagermanManaging Partner at Differential VenturesDaniel Porras ReyesAssociate at Flybridge Capital PartnersLily RaakaStrategist at Plum Alley InvestmentsRaghu MadabushiInvestment Director at Samsung Catalyst FundMarco LorenzonVice President at StripesMark W. BaileyFounder and Partner Emeritus at DFJ
+ 26 more
Shared employers
Also worked at Tennr10
Joanne ChenInvestor at Foundation CapitalEric LiawInvestor at IVP (Institutional Venture Partners)Zeya YangInvestor at IVP (Institutional Venture Partners)Kristina ShenInvestor at ChemistryBrenton FargnoliPartner at AlleyCorpZeya YangPartner at Andreessen Horowitz
+ 4 more
Also worked at Strava24
M.G. ThibautFormer Chief Financial Officer at DroneDeploy at Scale Venture PartnersAustin HayInvestor at Khosla VenturesDavid SwainChief Marketing Officer at ParadigmMike GhaffaryAdvisor at Canvas VenturesKelly BennettExecutive Advisor at TCVJonathan PoffleyVice President at TCV
+ 18 more
Also worked at Health IQ4
Also worked at Stanford University School of Engineering40
Tanya JomaaAssociate at Redpoint VenturesJohn WaleckaCo-Founder at Redpoint VenturesGil RosenGP at Blockchain BuildersKun PengGP at Blockchain BuildersSteven WillingerGP at Blockchain BuildersTuck Lye KohFounding Partner at Shunwei Capital
+ 34 more