Investor · London, United Kingdom
Parent Company of General Partner David Impax Asset Management Group PLC
Open Parent in the network graph →Capital
$2.5B
across filings
Active
Dec 2017
to Nov 2025
Most-connected co-filers (48)
Impax Global Resource Optimization (GP) Ltd · London, United Kingdom22 sharedIan R. Simm · London, United Kingdom21 sharedBruce R. Jenkyn-Jones · London, United Kingdom21 sharedCharles D. Ridge · London, United Kingdom19 sharedMichael Harron · Chicago, IL10 sharedVan Dean · SEYMOUR, CT10 sharedStephen V. Campe · Sunnyvale, CA9 sharedMatt Gorin · New York, NY8 sharedDonald V. Almeida · Baltimore, MD6 sharedMichael I. Greenebaum · Baltimore, MD6 sharedJon M. Schlegel · Denver, CO6 sharedTerry Lierman · Baltimore, MD6 sharedDavid Levy · LAKE FOREST, CA6 sharedScott Raney · San Francisco, CA6 sharedKevin I. Mcraith · Baltimore, MD5 sharedFred Larson · Fountain Valley, CA5 sharedSuzanne I. Clough · Baltimore, MD5 sharedMichael Mohr · Los Angeles, CA5 sharedKevin Bitterman · Cambridge, MA4 sharedMaxwell I. Kahn · Whitehouse Station, NJ4 sharedRyan A. Sysko · Wilmington, DE4 sharedKaren R. Cockburn · London, United Kingdom3 sharedSpencer R. Siino · Sacramento, CA3 sharedDavid H. Gonsalves · Sacramento, CA3 shared Recent filings (22)
Global Resource Optimization Fund, L.P.Nov 2025 · 4 co-filersGlobal Resource Optimization Fund, L.P.Nov 2024 · 6 co-filersGlobal Resource Optimization Fund, L.P.Nov 2023 · 4 co-filersGlobal Resource Optimization Fund, L.P.Nov 2022 · 6 co-filersGlobal Resource Optimization Fund, L.P.Nov 2021 · 6 co-filersGlobal Resource Optimization Fund, L.P.Nov 2020 · 6 co-filersGlobal Resource Optimization Fund, L.P.Dec 2019 · 6 co-filersGlobal Resource Optimization Fund, L.P.Dec 2018 · 6 co-filersGlobal Resource Optimization Fund, L.P.Dec 2017 · 6 co-filersImpax Global Resource Optimization Fund, L.P.Dec 2016 · 10 co-filersWellDoc, Inc.Dec 2015 · 28 co-filers$29.1MImpax Global Resource Optimization Fund, L.P.Nov 2015 · 10 co-filersWellDoc, Inc.Jul 2015 · 27 co-filers$1.5MWellDoc, Inc.Mar 2015 · 19 co-filers$6.0MWellDoc, Inc.Feb 2015 · 19 co-filers$6.0MWellDoc, Inc.Dec 2014 · 21 co-filers$4.0MImpax Global Resource Optimization Fund, L.P.Dec 2014 · 10 co-filersWellDoc, Inc.Jan 2014 · 18 co-filers$20.0MWellDoc, Inc.Dec 2013 · 8 co-filers$150KWellDoc, Inc.Dec 2013 · 8 co-filers$1.0MWellDoc, Inc.Dec 2013 · 8 co-filers$1.0MWellDoc, Inc.Dec 2013 · 8 co-filers$20.0M Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Parent in the interactive graph →