People · Operator

JOSEPH P KARCZEWSKI

Named in public records as an officer, director or promoter · active 2009–2024 · Business Services

2
Companies
27
Filings
$38.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Md Investment LlcBusiness ServicesSeries A$34.7M$34.1M2009
Md Management LlcBusiness ServicesPre-Seed$3.5M$3.4M2009
Operator network

JOSEPH P KARCZEWSKI 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.

DANIEL DEPAOLI · 3 companies · 2 sharedDANIEL DEPAOLIAdam L. Steinberger · 2 companies · 2 sharedAdam L. Steinberg…Armand Epstein · 2 companies · 2 sharedArmand EpsteinChad L. Thiel · 2 companies · 2 sharedChad L. ThielDaniel P. DePaoli · 2 companies · 2 sharedDaniel P. DePaoliDavid P. Kapnick · 2 companies · 2 sharedDavid P. KapnickFrank K. Cassidy · 2 companies · 2 sharedFrank K. CassidyFrank L. Cassidy · 2 companies · 2 sharedFrank L. CassidyGerald DesRoches · 2 companies · 2 sharedGerald DesRochesG RANDOLPH MACPHERSON · 2 companies · 2 sharedG RANDOLPH MACPHE…Jeff L. Malo · 2 companies · 2 sharedJeff L. MaloJ MARTIN O'MALLEY · 2 companies · 2 sharedJ MARTIN O'MALLEYLily P. Tsui · 2 companies · 2 sharedLily P. TsuiMark L Vorsatz · 2 companies · 2 sharedMark L VorsatzMary K. Duffy · 2 companies · 2 sharedMary K. DuffyMary L. Duffy · 2 companies · 2 sharedMary L. DuffyPeter Crocco · 2 companies · 2 sharedPeter CroccoPeter K. Coscia · 2 companies · 2 sharedPeter K. CosciaPeter L. Coscia · 2 companies · 2 sharedPeter L. CosciaPeter L. Cosica · 2 companies · 2 sharedPeter L. CosicaRichard C. Wyman · 2 companies · 2 sharedRichard C. WymanSid Luckenbach · 2 companies · 2 sharedSid LuckenbachMd Investment Llc · $34.7M raisedMd Investment LlcMd Management Llc · $3.5M raisedMd Management LlcJOSEPH P KARCZEWSKIJK
JOSEPH P KARCZEWSKI Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
DANIEL DEPAOLI23
J MARTIN O'MALLEY22
Mark L Vorsatz22
Armand Epstein22
STEPHEN R CORRICK22
Richard C. Wyman22
Sid Luckenbach22
David P. Kapnick22
Gerald DesRoches22
Susan K. Swartz22
Daniel P. DePaoli22
G RANDOLPH MACPHERSON22
Peter K. Coscia22
Frank K. Cassidy22
Peter Crocco22
Lily P. Tsui22
Chad L. Thiel22
Jeff L. Malo22
Mary L. Duffy22
Peter L. Cosica22

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.