Executive Officer, Director at Tackle.io

Where does John Jahnke work?

John Jahnke is Founder of Tackle.io.

Where did John Jahnke go to school?

John Jahnke studied at University at Buffalo (MBA, Management); Buffalo State University (Bachelor of Science, Business).

John Jahnke

Founder

Founder at Tackle.io

Buffalo, New York, United States

FoundedTackle.io

Find your path to John

271 people in our graph share verified history with John — schools, employers, funds. One of them is your warm intro.

Kevin KriebelunlockedJohn: together at Tackle.io (2024–2026)

×5John: together at Tackle.io

×6John: together at Pivotal

Founder at Tackle.io

Intro paths

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In turn, John can intro founders to Tackle.io's investors below.

Tackle.io's investors · 4

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2021 Bessemer Venture PartnersRedwood City · $5M – $100M checks Coatue ManagementNew York · $1M – $20M checks · since 2021 Joule VenturesTel Aviv · $1M – $3M checks · since 2025

Co-founders at Tackle.io

Dillon WoodsFounder / CTO

Brian DenkerFounder / COO

Experience

Tackle.ioGeneral Manager - Tackle.io an AppDirect Companycurrent2025 — presentBuffalo, NY
Tackle.ioCEO and Cofounder2018 — 2025Buffalo/Niagara, New York Area
Self-employedSeed Investor - specializing in B2B SaaS and Marketplace companies looking to become VC backedcurrent2018 — present
CognizantVice President - Digital Engineering2017 — 2018Buffalo/Niagara, New York Area
Pivotal, Inc.Vice President - Microsoft Alliance2016
Pivotal, Inc.Vice President of Sales - Americas East2015 — 2016
Pivotal, Inc.Vice President - Global Field Engineering2013 — 2015
EMC CorporationSenior Director2006 — 2013
EMC CorporationVarious individual contributor presales and sales roles2000 — 2006

Skills & more

Cloud ComputingEnterprise Software

From John's professional profile.

Frequently asked questions

Who is John Jahnke?: Executive Officer, Director at Tackle.io
Where does John Jahnke work?: John Jahnke is Founder of Tackle.io.
What companies did John Jahnke found?: John Jahnke founded Tackle.io.
Where did John Jahnke go to school?: John Jahnke studied at University at Buffalo (MBA, Management); Buffalo State University (Bachelor of Science, Business).

Founder mafias

University at Buffalo mafia89

Also came through, then founded or led a company.

Michael DAngeloBachelor of Science (BS)Founded Matroid +2 Surojit ChatterjeeMSFounded Ema +1 George ChamounBAFounded Synacor +1 Alan JoslynPh.D.Founded Oragenics +1 Liesel VaidyaBachelor of Science - BSFounded Imera +1 Kevin DunlapBachelors of ScienceFounded Calibrate

+ 82 more →

Cognizant mafia54

Also came through, then founded or led a company.

Anurag ArjunProgrammer AnalystFounded Polygon +1 Ajith GovindProgrammer AnalystFounded Cactus +1 Deepak AnchalaSenior Manager, Business IntelligenceFounded Slintel +1 Seth SiegelManaging Partner, Global Head of Technology ConsultingFounded Audivi +1 Gajen KandiahPresident, Digital Business and Digital EngineeringFounded Rackspace +1 Bharanidharan ViswanathanAssociateFounded 91Mobiles +1

+ 47 more →

Pivotal mafia20

Also came through, then founded or led a company.

Michael DellBoard MemberFounded Force10 Roman ShaposhnikSr. Manager - Hadoop Engineering and Open Source strategyFounded Ainekko +1 Sahil KhannaProduct MarketingFounded Sagetap Melinda French GatesFounderFounded Gates Foundation Rob MeeChief Executive OfficerFounded Mechanical Orchard Jonathan SchneiderPrincipal Software EngineerFounded Moderne

+ 13 more →

Buffalo State University mafia6

Also came through, then founded or led a company.

Amanda KilmerCommunicationsFounded ClassDojo Gregory DukatBachelor of Science - BSFounded Accertify Susan DillonBachelor’s DegreeFounded Aro Biotherapeutics Emily HuangM.EdFounded Idaciti Dennis SyracuseBAFounded Encoura

Same school

Also attended University at Buffalo154

Ariel LebowitsCFO at FJ Labs Ryan ScottInvestor at Khosla Ventures Michael TaylorOperating Partner at Mission Biocapital Linda SinghInvestor at Golden Seeds Brian KangCo-Founder & Managing Director at Nautilus Ventures Management Company (Us), Llc Kenneth K ThomasPrincipal at Backfuture Ventures, Llc

+ 148 more

Also attended Buffalo State University10

Eric YablonkaDigital Health Advisor at Excelerate Health Ventures Martin JasinskiGeneral Partner at Cogito Capital Partners Bob MyersOperating Partner at MidOcean Ron Del MontChief Development Officer, Right to Dream, USA at Right to Dream Amanda KilmerExecutive Officer at Sapience AI Steffany AyalaChief Financial Officer at Trelora

+ 4 more

Shared employers

Also worked at Tackle.io7

Kevin KriebelSales & BD Advisor at Modern Technical Bob GoodmanPartner at Bessemer Venture Partners Mike DroeschPartner at Bessemer Venture Partners Vincent WilsonFounder at Terrakotta Dillon WoodsFounder / CTO at Tackle.io Brian DenkerFounder / COO at Tackle.io

+ 1 more

Also worked at Cognizant102

Shinjan DasguptaSenior Analyst at Cottonwood Technology Fund Nick GasbarroChief of Staff at QED Investors Prayag MohantyPrincipal at Fireside Ventures Advisory Llp Ankur KhaitanPrincipal at Fireside Ventures Advisory Llp Ria BhutoriaVenture Partner at Castle Island Ventures Aditi JainAssociate Financial Operations at Titan Capital

+ 96 more

Also worked at Pivotal, Inc.29

Michael DellFounder & CEO of Dell Technologies Mischa VaughnHead of Content at Felicis Ventures Sahil KhannaCEO, Sagetap at EMERGENT VENTURES Scott AronsonOperating Partner at Stripes Jay HumPrincipal at Mighty Capital Qasim MohammadDirector at Wittington Ventures

+ 23 more

Also worked at EMC Corporation438

Jim BreyerFounder & CEO of Breyer Capital Michael DellFounder & CEO of Dell Technologies Bill RichterCEO of Qumulo and venture partner at Madrona Sujal PatelStrategic Director at Madrona Venture Group Atli ThorkelssonVP of Network at Redpoint Ventures Gil GorenPartner at 83North

+ 432 more