People · Operator

S. Curtis Johnson

Named in public records as an officer, director or promoter · active 2009–2024 · Manufacturing, Other Energy

5
Companies
7
Filings
$1.1B
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Johnsondiversey Holdings IncManufacturingGrowth/Late$738.3M$15.8M2009
Johnsondiversey IncManufacturingSeries D+$400.0M$4.6B2009
Sustainable Power Solutions, LLCOther EnergySeed$1.4M$2.6M
Proteum Energy, LLCOther EnergyPre-Seed$850K$1.2M2023
Midwest Clean Power, LLCOther EnergyPre-Seed$500K$8.1M2012
Operator network

S. Curtis Johnson 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.

Philip W. Knisely · 3 companies · 1 sharedPhilip W. KniselyRichard C. Levin · 2 companies · 1 sharedRichard C. LevinRichard J. Schnall · 8 companies · 2 sharedRichard J. SchnallGeorge K. Jaquette · 4 companies · 2 sharedGeorge K. JaquetteEdward F. Lonergan · 3 companies · 2 sharedEdward F. LonerganJames G. Berges · 3 companies · 2 sharedJames G. BergesClifton D. Louis · 2 companies · 2 sharedClifton D. LouisHelen P. Johnson-Leipold · 2 companies · 2 sharedHelen P. Johnson-…Irene M. Esteves · 2 companies · 2 sharedIrene M. EstevesJoseph F. Smorada · 2 companies · 2 sharedJoseph F. SmoradaNeal R. Nottleson · 2 companies · 2 sharedNeal R. NottlesonReto R. Wittwer · 2 companies · 2 sharedReto R. WittwerRobert M. Howe · 2 companies · 2 sharedRobert M. HoweScott D. Russell · 2 companies · 2 sharedScott D. RussellTodd C. Brown · 2 companies · 2 sharedTodd C. BrownJohn D. Alexander · 2 companies · 1 sharedJohn D. AlexanderMichael J. Brown · 6 companies · 1 sharedMichael J. BrownJohn S. Horton · 2 companies · 1 sharedJohn S. HortonBrian Curtis O'Connor · 1 companies · 1 sharedBrian Curtis O'Co…Thomas C. Niccoli · 4 companies · 2 sharedThomas C. NiccoliJohn D. Rosenfeld · 2 companies · 2 sharedJohn D. RosenfeldLaurence B. Tree, II · 2 companies · 2 sharedLaurence B. Tree,…Johnsondiversey Holdings Inc · $738.3M raisedJohnsondiversey Holdi…Johnsondiversey Inc · $400.0M raisedJohnsondiversey IncSustainable Power Solutions, LLC · $1.4M raisedSustainable Power Sol…Proteum Energy, LLC · $0.8M raisedProteum Energy, LLCMidwest Clean Power, LLC · $0.5M raisedMidwest Clean Power, …S. Curtis JohnsonSJ
S. Curtis Johnson Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Richard J. Schnall28
Thomas C. Niccoli24
George K. Jaquette24
James G. Berges23
Edward F. Lonergan23
Laurence B. Tree, II22
Neal R. Nottleson22
Joseph F. Smorada22
Clifton D. Louis22
Scott D. Russell22
Reto R. Wittwer22
Helen P. Johnson-Leipold22
Todd C. Brown22
John D. Rosenfeld22
Irene M. Esteves22
Robert M. Howe22
Michael J. Brown16
Philip W. Knisely13
John S. Horton12
Richard C. Levin12

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.