People · Operator

Matthew Y Blumberg

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

3
Companies
14
Filings
$121.3M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Return Path IncOtherSeries B$97.5M$4.3M2009
Bolster Networks, Inc.Business ServicesSeries A$20.7M$41.1M2020
Authentic Response, Inc.Other TechnologySeed$3.1M$34.1M2009
Operator network

Matthew Y Blumberg 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.

Greg Sands · 13 companies · 2 sharedGreg SandsGreg Y. Sands · 2 companies · 2 sharedGreg Y. SandsFred Wilson · 15 companies · 1 sharedFred WilsonScott Weiss · 10 companies · 1 sharedScott WeissAnita Absey · 1 companies · 1 sharedAnita AbseyAnita T. Absey · 1 companies · 1 sharedAnita T. AbseyBrad T. Feld · 1 companies · 1 sharedBrad T. FeldBrad Y. Feld · 1 companies · 1 sharedBrad Y. FeldFred Y. Wilson · 1 companies · 1 sharedFred Y. WilsonGeorge Bilbrey · 1 companies · 1 sharedGeorge BilbreyGeorge T. Bilbrey · 1 companies · 1 sharedGeorge T. BilbreyGeorge Y. Bilbrey · 1 companies · 1 sharedGeorge Y. BilbreyGreg T. Sands · 1 companies · 1 sharedGreg T. SandsFred T. Wilson · 2 companies · 2 sharedFred T. WilsonJohn T Sinclair · 2 companies · 2 sharedJohn T SinclairScott D. Dorsey · 11 companies · 1 sharedScott D. DorseyANDREA T. RICE · 1 companies · 1 sharedANDREA T. RICECATHY T. HAWLEY · 1 companies · 1 sharedCATHY T. HAWLEYCRISTINA D. MILLER · 1 companies · 1 sharedCRISTINA D. MILLERCRISTINA T. MILLER · 1 companies · 1 sharedCRISTINA T. MILLERROBERT MATTES · 3 companies · 1 sharedROBERT MATTESRobert Knapp · 2 companies · 1 sharedRobert KnappReturn Path Inc · $97.5M raisedReturn Path IncBolster Networks, Inc. · $20.7M raisedBolster Networks, Inc.Authentic Response, Inc. · $3.1M raisedAuthentic Response, I…Matthew Y BlumbergMB
Matthew Y Blumberg Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Greg Sands213
Greg Y. Sands22
John T Sinclair22
Fred T. Wilson22
Fred Wilson115
Scott D. Dorsey111
Scott Weiss110
ROBERT MATTES13
Robert Knapp12
Brad T. Feld11
Lisa T. Mogensen11
Patrick T. Severson11
CATHY T. HAWLEY11
CRISTINA T. MILLER11
SCOTT T. DORSEY11
TILLI T. BANNETT11
ANDREA T. RICE11
CRISTINA D. MILLER11
MELODY T. DIPPOLD11
Fred Y. Wilson11

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.