People · Operator

Michael Breen

Named in public records as an officer, director or promoter · active 2013–2025 · Biotechnology, Energy / Climate, Consumer / Retail

3
Companies
6
Filings
$83.3M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
GT Biopharma, Inc.BiotechnologySeries B$53.5M$98.2M2025
Growing Energy Labs, Inc.Energy / ClimateSeries A$20.3M$3.7M2013
Wizard Brands, Inc.Consumer / RetailSeries A$9.4M$23.2M2019
Operator network

Michael Breen 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.

Charles Casamento · 5 companies · 1 sharedCharles CasamentoAndrew Ritter · 3 companies · 1 sharedAndrew RitterAnthony Cataldo · 2 companies · 1 sharedAnthony CataldoBruce Wendel · 2 companies · 1 sharedBruce WendelDavid Saloff · 2 companies · 1 sharedDavid SaloffSteven Weldon · 2 companies · 1 sharedSteven WeldonAlan Urban · 1 companies · 1 sharedAlan UrbanAnshuman Dube · 1 companies · 1 sharedAnshuman DubeAnthony J. Cataldo · 1 companies · 1 sharedAnthony J. CataldoMilo Werner · 7 companies · 1 sharedMilo WernerJohn Scull · 5 companies · 1 sharedJohn ScullBen Brown · 3 companies · 1 sharedBen BrownMiguel Granier · 3 companies · 1 sharedMiguel GranierJames Lyons · 2 companies · 1 sharedJames LyonsCrispell Wagner · 1 companies · 1 sharedCrispell WagnerDaniel Loflin · 1 companies · 1 sharedDaniel LoflinMichael Mathews · 5 companies · 1 sharedMichael MathewsVadim Mats · 3 companies · 1 sharedVadim MatsMichael D. Breen · 2 companies · 1 sharedMichael D. BreenPaul Kessler · 2 companies · 1 sharedPaul KesslerPaul L Kessler · 2 companies · 1 sharedPaul L KesslerGareb Shamus · 1 companies · 1 sharedGareb ShamusGT Biopharma, Inc. · $53.5M raisedGT Biopharma, Inc.Growing Energy Labs, Inc. · $20.3M raisedGrowing Energy Labs, …Wizard Brands, Inc. · $9.4M raisedWizard Brands, Inc.Michael BreenMB
Michael Breen Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Milo Werner17
John Scull15
Michael Mathews15
Charles Casamento15
Vadim Mats13
Ben Brown13
Miguel Granier13
Andrew Ritter13
Anthony Cataldo12
David Saloff12
Steven Weldon12
James Lyons12
Michael D. Breen12
Paul Kessler12
Paul L Kessler12
Bruce Wendel12
Kenneth Eaton11
Anshuman Dube11
John Maatta11
Greg Suess11

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.