People · Operator

Michael A. Krupka

Named in public records as an officer, director or promoter · active 2009–2019 · Other, Telecommunications, Other Technology, Retailing

5
Companies
8
Filings
$562.5M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Princeton Review IncOtherSeries D+$441.2M$3.9B2009
BTI Systems Inc.TelecommunicationsSeries B$95.4M$86.6M2012
Halo Communications, Inc.Other TechnologySeries A$16.4M$151.2M2019
EverTrue, Inc.Other TechnologySeries A$6.3M$138.7M2013
Bluestem Brands, Inc.RetailingSeed$3.2M$16.3M2011
Operator network

Michael A. Krupka at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

Michael M. Brown · 4 companies · 1 sharedMichael M. BrownBrian A. Smith · 2 companies · 1 sharedBrian A. SmithSteven H. Nave · 2 companies · 1 sharedSteven H. NaveAlice M. Richter · 1 companies · 1 sharedAlice M. RichterDavid L Warnock · 8 companies · 1 sharedDavid L WarnockJeffrey R. Crisan · 2 companies · 1 sharedJeffrey R. CrisanDavid Furneaux · 8 companies · 1 sharedDavid FurneauxJohn Mills · 3 companies · 1 sharedJohn MillsWilliam I. Campbell · 3 companies · 1 sharedWilliam I. Campbe…Colin Doherty · 2 companies · 1 sharedColin DohertyGregory Koss · 2 companies · 1 sharedGregory KossJ. Ian Giffen · 2 companies · 1 sharedJ. Ian GiffenJohn M. Mills · 2 companies · 1 sharedJohn M. MillsMarco Pagani · 2 companies · 1 sharedMarco PaganiNazmin J. Alani · 2 companies · 1 sharedNazmin J. AlaniPaul Harrison · 2 companies · 1 sharedPaul HarrisonRichard Charlebois · 2 companies · 1 sharedRichard CharleboisThomas A. Houston · 2 companies · 1 sharedThomas A. HoustonAllan M. Kline · 1 companies · 1 sharedAllan M. KlineMichael Krupka · 7 companies · 1 sharedMichael KrupkaAmit Gupta · 6 companies · 1 sharedAmit GuptaKenneth H. Manning · 2 companies · 1 sharedKenneth H. ManningPrinceton Review Inc · $441.2M raisedPrinceton Review IncBTI Systems Inc. · $95.4M raisedBTI Systems Inc.Halo Communications, Inc. · $16.4M raisedHalo Communications, …EverTrue, Inc. · $6.3M raisedEverTrue, Inc.Bluestem Brands, Inc. · $3.2M raisedBluestem Brands, Inc.Michael A. KrupkaMK
Michael A. Krupka Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside Michael A. Krupka on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
David Furneaux18
David L Warnock18
Michael Krupka17
Amit Gupta16
Michael M. Brown14
William I. Campbell13
John Mills13
Kenneth H. Manning12
Marco Pagani12
Colin Doherty12
Paul Harrison12
J. Ian Giffen12
Nazmin J. Alani12
Thomas A. Houston12
John M. Mills12
Gregory Koss12
Jeffrey R. Crisan12
Richard Charlebois12
Brian A. Smith12
Steven H. Nave12

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.