About
Mike Mahlkow is co-founder and CEO of Fastgen (W23 cohort). Previously, he served as CEO at Blair (S19), which offered income-based financing to students and raised over $100M in funding. He earlier worked at Stripe and Uber.
Founder at FastgenYC W23
Intro paths
YC
Mike 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 Fastgen's batch and knows the company first-hand. YC profile ↗
→
In turn, Mike can intro founders to Fastgen's investors below.
Fastgen's investors · 4
Co-founders at Fastgen
DN
David NordhausenFounder
CS
Constantin SchreiberFounder
Founder at BlairYC S19
Intro paths
YC
Mike went through Y Combinator (Summer 2019) — any YC alum in your network can reach them through the YC community.
→
In turn, Mike can intro founders to Blair's investors below.
Blair's investors · 8
BONDSan Francisco · since 2026General CatalystSan Francisco · $30M checks · since 2026Index VenturesSan Francisco · $540K – $10.8M checks · since 2026Lightspeed Venture PartnersMenlo Park · $1.7M – $87M checks · since 2026Rainfall VenturesSan Francisco · $100K – $1M checksStepstone GroupCharlotte · since 2026Vibe CapitalSan Francisco · $250K – $500K checksY CombinatorSan Francisco · $500K checks · since 2019
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Co-founders at Blair
DN
David NordhausenFounder
CS
Constantin SchreiberFounder
Experience
- Angel InvestorAngel Investorcurrent2021 — present
- FastgenCo-Founder & CEO2023 — 2025
- BlairCo-Founder & CEO2019 — 2023San Francisco Bay Area
- StripeGrowth2018 — 2019
- Kairos HQKairos Fellow2018
- Sigma Squared SocietyFellow2018
- UberOperations and Business Development2016
- Sococo, Inc.Business Development | Business Intelligence2015
Skills & more
StartupsFundraisingNetwork Effects
Languages English · German · Python
From Mike's professional profile.
Frequently asked questions
- Who is Mike Mahlkow?
- Mike Mahlkow is co-founder and CEO of Fastgen (W23 cohort). Previously, he served as CEO at Blair (S19), which offered income-based financing to students and raised over $100M in funding. He earlier worked at Stripe and Uber.
- Where does Mike Mahlkow work?
- Mike Mahlkow is Founder of Blair and Founder at Fastgen.
- What companies did Mike Mahlkow found?
- Mike Mahlkow founded Blair, Fastgen.
- Where did Mike Mahlkow go to school?
- Mike Mahlkow studied at Y Combinator (YC S19, W23); University of Southern California; WHU – Otto Beisheim School of Management.
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
Uber mafia170
Also came through, then founded or led a company.
Garrett CampFounder & ChairmanFounded Aero +1Raquel UrtasunChief Scientist, Head of Uber ATG R&DFounded WaabiRobin ChanAdvisorFounded Operator +2Dan LifshitsEngineering ContractorFounded GO GLOBAL WORLD +1Ben LernerSoftware Engineer, InfrastructureFounded Espresso AI +1Bastien BeurierSoftware EngineerFounded Lantern +1
+ 163 more
University of Southern California mafia137
Also came through, then founded or led a company.
Marc BenioffB.S.B.A.Founded SalesforceGabriel PereyraBachelor's degreeFounded HarveyKent WakefordJuris Doctorate (J.D.)Founded Breaking +4Matt MichelsonM.S.Founded Evid Science +1Jinal JhaveriMaster of ScienceFounded SchoolMint +1Danny WenBachelor of Science - BSFounded Crowdmade +1
+ 130 more
Stripe mafia91
Also came through, then founded or led a company.
Matt HuangBoard MemberFounded HotspotsPatrick CollisonCo-founder & CEOFounded AuctomaticGreg BrockmanFounding Engineer, then first CTOFounded OpenAIDaniela AmodeiEarly employee — Risk ManagerFounded AnthropicArvid LunnemarkSoftware EngineeringFounded CursorParker ConradMember Board of DirectorsFounded Zenefits +1
+ 84 more
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesMaroof AhmedFounder at Octopus VenturesCollin WallaceGeneral Partner at Lobby Capital
+ 1,994 more
Also attended University of Southern California679
Shaun MaguirePartner at Sequoia CapitalMarc BenioffCo-founder, Chair & CEO of SalesforceGabriel PereyraCo-founder & President of HarveyNatalie VaisInvestor at Spark CapitalErica BresciaManaging Director at Redpoint VenturesDylan PearcePartner at Greycroft
+ 673 more
Also attended WHU – Otto Beisheim School of Management184
John GregerCPO & Portfolio Partner at Burda Principal InvestmentsNatalie SchmitkeManaging Director Capital Networks at Burda Principal InvestmentsFriedrich von WulffenPrincipal at Burda Principal InvestmentsSheng Xin YuInvestment Analyst at Burda Principal InvestmentsBorisFounding Partner at Version One VenturesRouven DresselhausInvestor at Cavalry Ventures
+ 178 more
Shared employers
Also worked at Blair4
Also worked at Stripe184
Hemant TanejaCEO & Managing Director of General CatalystMatt HuangCo-founder and Managing Partner at ParadigmLuciana LixandruPartner at Sequoia CapitalPatrick CollisonCo-founder & CEO of StripeJohn CollisonCo-founder & President of StripeGreg BrockmanCo-founder & President of OpenAI
+ 178 more
Also worked at Kairos HQ38
AnnakaFinance at Maven VenturesAndrew HongVenture Partner at Ff Venture CapitalJeremy FianceFounder & Managing Partner at HouseVedika JainGeneral Partner at WEEKENDIlse CalderonFintech / Consumer at OVO FundMario BrassescoInvestment Director at Encomenda VC
+ 32 more
Also worked at Sigma Squared Society37
Roxana GrunenwaldInvestor at Dorm RoomStephanie MetzlerExecutive Assistant at Navitas CapitalElliot SchoutenInvestment Manager & CFO at Curiosity VCLaura ForeroInvestor Relations Officer at World FundSebastian BöhmerFounding Partner at First MomentumDaniel DippoldInvestor at Enzo Ventures
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+ 31 more