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Landon Stropko

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Landon Stropko

( Federal,  )

Invariant Llc

  • stropko@invariantgr.com

  • 740 15th ST NW, 5th Floor, Washington, DC, 20005, 

Clients

1) AMERICAN BEVERAGE ASSOCIATION

2) ARAMARK SERVICES, INC.

3) AVANTUS LLC

4) CARBON REMOVAL CO., INC. DBA VAULTED DEEP

5) CARRIER CORPORATION

6) CERES, INC.

7) COOK INLET REGION INCORPORATED (CIRI)

8) CORN REFINERS ASSOCIATION

9) CRITICAL ENERGY SYSTEMS

10) DAVINCI EP LLC

11) ECOLAB

12) GENERAL MATTER INC

13) GEOTHERMAL EXCHANGE ORGANIZATION

14) GLASSMAN ENTERPRISES, LLC ON BEHALF OF THE COALITION FOR GREEN CAPITAL

15) HUDSON TECHNOLOGIES

16) KARPOWERSHIP UK LIMITED

17) ORKORA INC.

18) POET LLC

19) SAN JOAQUIN RIVER EXCHANGE CONTRACTORS WATER AUTHORITY

20) SAN LUIS & DELTA-MENDOTA WATER AUTHORITY

21) SEDRON TECHNOLOGIES, LLC

22) SK AMERICAS, INC.

23) STRATA ENERGY, INC.

24) TOYOTA MOTOR NORTH AMERICA, INC.

25) URANIUM PRODUCERS OF AMERICA

26) VENTURE GLOBAL LNG, INC.

27) VULCAN ELEMENTS INC.

28) WASHINGTON GAS

29) WATER COALITION AGAINST PFAS

30) WYOMING RARE (USA) INC. ON BEHALF OF ARE MANAGEMENT LLC

Last Updated: October 02, 2026

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