Fundraising Fox

Albert Cai

Founder

Founder at Harbor

San Diego, California, United States

FoundedHarbor · YC

About

Albert Cai is co-founder and CEO of Harbor. He previously held roles in clinical trials and regulatory strategy at Biolinq, where he supported the development of a medical device through human studies and FDA clearance. He holds a degree in biomedical engineering from the University of Michigan.

Founder at HarborYC X26

Intro paths

YC

Albert went through Y Combinator (Spring 2026) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Nicolas Dessaigne, General Partner at Y Combinator — the partner who ran Harbor's batch and knows the company first-hand. YC profile ↗

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In turn, Albert can intro founders to Harbor's investors below.

Harbor's investors · 5

8VCAustin · $100K – $50M checks · since 2025Alta PartnersJackson · $1M – $12M checks · since 2025DFOMilan · since 2025General CatalystSan Francisco · $30M checks · since 2025Y CombinatorSan Francisco · $500K checks · since 2026

Co-founders at Harbor

NHNathan H. Leung
Nathan H. LeungFounder

Experience

  1. HarborFounder, CEOcurrent2025 — present
  2. BiolinqTechnical Product Manager2024 — 2025
  3. BiolinqSenior Regulatory Affairs Specialist2023 — 2024San Diego, California, United States
  4. BiolinqAssociate Product Manager2022 — 2023San Diego, California, United States
  5. Close ConcernsHead, Diabetes Technology2019 — 2021San Francisco, California, United States
  6. Close ConcernsAssociate2019 — 2020San Francisco, California, United States
  7. University of MichiganInstructional Assistant2019Ann Arbor, Michigan, United States
  8. University of Michigan College of Literature, Science, and the ArtsObservations Coordinator for Health Sciences Scholars Program2017 — 2019Ann Arbor, MI

Frequently asked questions

Who is Albert Cai?
Albert Cai is co-founder and CEO of Harbor. He previously held roles in clinical trials and regulatory strategy at Biolinq, where he supported the development of a medical device through human studies and FDA clearance. He holds a degree in biomedical engineering from the University of Michigan.
Where does Albert Cai work?
Albert Cai is Founder of Harbor.
What companies did Albert Cai found?
Albert Cai founded Harbor.
Where did Albert Cai go to school?
Albert Cai studied at Y Combinator; University of Michigan (Bachelor of Science - BS, Biomedical/Medical Engineering); Oklahoma School of Science and Mathematics.

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

Y Combinator mafia4,716

Also came through, then founded or led a company.

Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3

+ 4,709 more

University of Michigan mafia136

Also came through, then founded or led a company.

Erik TorenbergBachelor of Arts (B.A.)Founded VillageglobalDavid R. WaltBachelor of Science - BSFounded Sherlock Biosciences +5Chris VoigtBSEFounded Asimov +2Val AgostinoB.S.E.Founded Monarch +2Dillon ErbMaster of Architecture (M.Arch.)Founded Paperspace +2Eric LefkofskyFounded InnerWorkings +1

+ 129 more

Biolinq mafia2

Also came through, then founded or led a company.

Buddha ChaudhuriPrincipal Microsystems EngineerFounded Keylika

Oklahoma School of Science and Mathematics mafia2

Also came through, then founded or led a company.

Aniq RahmanHigh SchoolFounded Fabric Commerce

Same school

Also attended Y Combinator2,000

Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital

+ 1,994 more

Also attended University of Michigan516

Erik TorenbergGeneral Partner at Andreessen Horowitz; founder of TurpentineKarim FarisInvestor at GV (Google Ventures)Glen AndersonPartner at Monta Vista CapitalAlexandra FarmerPrincipal at Intel Capital, North AmericaHannah KrootMarketing Lead at Intel CapitalScott ShawChief of Staff at Intel Capital

+ 510 more

Also attended Oklahoma School of Science and Mathematics2

Aniq RahmanManaging Partner at Vast VenturesNathan YuInvestor at Afore Capital

Shared employers

Also worked at Harbor1

Nathan H. LeungFounder at Harbor

Also worked at Biolinq8

Pascal KroteePrincipal, Ph.D. at RiverVest Venture PartnersAlexander HoffmannGeneral Partner at ForbionSonny VuManaging Partner at AlabasterDaniel BradburyInvestor at BioBritRob ChaplinskyCo-Founder & Managing Director at Link VenturesDaniel FrankePrincipal at M Ventures

+ 2 more

Also worked at Close Concerns2

Shereef ElnahalObvious Champion at Obvious VenturesJen HerbachFounder at Adventris Pharmaceuticals

Also worked at University of Michigan116

Alexandra FarmerPrincipal at Intel Capital, North AmericaLogan HilleLife Sciences Analyst at CincyTechSara Risch, PhDAdvisor at CincyTechPeter GiordanoFormer Global Director GTM Strategy at Scale Venture PartnersPaul BrownManaging Director at eLab VenturesDoug NealManaging Director at eLab Ventures

+ 110 more