People · Operator

Dennis Costello

Named in public records as an officer, director or promoter · active 2008–2016 · Energy Conservation, Agriculture, Other Technology, Other Health Care, Biotechnology, Manufacturing

6
Companies
15
Filings
$244.8M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Next Step Living, Inc.Energy ConservationSeries B$167.3M$102.0M2014
NexSteppe Inc.AgricultureSeries A$30.6M$26.4M2011
Lumenergi, IncOther TechnologySeries A$16.4M$167.3M2012
CardioPolymers, Inc.Other Health CareSeries A$13.6M$273.9M2009
Hydrocision IncBiotechnologySeed$9.2M$10.0M2008
Albeo Technologies IncManufacturingSeries A$7.9M$64.9M2012
Operator network

Dennis Costello 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.

David Ryan · 9 companies · 1 sharedDavid RyanLee Burrows · 7 companies · 1 sharedLee BurrowsChris Catalano · 2 companies · 1 sharedChris CatalanoClaire Broido Johnson · 2 companies · 1 sharedClaire Broido Joh…Larry Mihalchik · 2 companies · 1 sharedLarry MihalchikJerry Fiddler · 6 companies · 1 sharedJerry FiddlerAnna Rath · 3 companies · 1 sharedAnna RathDean Oestreich · 2 companies · 1 sharedDean OestreichGiacomo Marini · 3 companies · 1 sharedGiacomo MariniBarry Weinbaum · 2 companies · 1 sharedBarry WeinbaumJames Horn · 2 companies · 1 sharedJames HornOlav B. Bergheim · 13 companies · 1 sharedOlav B. BergheimRaymond W. Cohen · 5 companies · 1 sharedRaymond W. CohenRoderick De Greef · 4 companies · 1 sharedRoderick De GreefMarc Goldberg · 9 companies · 1 sharedMarc GoldbergDoug Wall · 4 companies · 1 sharedDoug WallMARC E. GOLDBERG · 4 companies · 1 sharedMARC E. GOLDBERGJeffrey T Barnes · 3 companies · 1 sharedJeffrey T BarnesJohn C Miller · 3 companies · 1 sharedJohn C MillerTerry Wall · 3 companies · 1 sharedTerry WallThomas D. Abert · 3 companies · 1 sharedThomas D. AbertHOWARD DONNELLY · 2 companies · 1 sharedHOWARD DONNELLYNext Step Living, Inc. · $167.3M raisedNext Step Living, Inc.NexSteppe Inc. · $30.6M raisedNexSteppe Inc.Lumenergi, Inc · $16.4M raisedLumenergi, IncCardioPolymers, Inc. · $13.6M raisedCardioPolymers, Inc.Hydrocision Inc · $9.2M raisedHydrocision IncAlbeo Technologies Inc · $7.9M raisedAlbeo Technologies IncDennis CostelloDC
Dennis Costello Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Olav B. Bergheim113
David Ryan19
Marc Goldberg19
Lee Burrows17
Jerry Fiddler16
Raymond W. Cohen15
Doug Wall14
Roderick De Greef14
MARC E. GOLDBERG14
Anna Rath13
Thomas D. Abert13
John C Miller13
Jeffrey T Barnes13
Giacomo Marini13
Terry Wall13
Rob Day12
Dean Oestreich12
Richard J Lim12
Larry Mihalchik12
James Horn12

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.