All lobbying filings

INVARIANT LLC

Lobbying for HEARTLAND WATER TECHNOLOGY, INC. · Complete end-to-end waste solutions provider.

Filing Registration

Reporting period

3rd Quarter 2025

July 1 - Sep 30 · Posted Oct 10, 2025

Money reported

None

Registrations and no-activity reports carry no figure.

Client based in

Tennessee

Official filing document

Lobbyists on this filing 3

DOUGLAS DZIAK New on this filing

Previously held: Commissioner, CPSC (24-25); Chf Couns, CPSC Commr Peter Feldman (21-24); Staff Dir/Gen Couns, Sen Budget Cmte (20-21); Leg Dir, Sen Mike Enzi 18-20; Leg Dir and Chf Couns, Sen George Voinovich (09-11); Gen Couns, Sen Homeland Security Cmte (06-09)
LANDON STROPKO New on this filing

Previously held: Leg. Dir., Sen. Mike Enzi (2017-2018); Rep. Cynthia Lummis (2009-2016): Chief of Staff (DC), Leg. Dir., Sr. Leg. Asst, Leg. Asst; Rep. Barbara Cubin (2003-2008): Sr. Leg. Asst, Leg. Asst, Leg. Aide, Leg. Correspondent, Intern
JARED ROBERT SONCRANT New on this filing

Previously held: Leg. Ast., Rep. Steve Scalise (2021-2023); Leg. Ast., Sen, Mike Enzi (2020-2021); Leg. Aide, Sen. Cory Gardner (2018-2020); Leg. Correspondent, Sen. Cory Gardner (2016-2018); Staff Ast., Sen. Cory Gardner (2015-2016)

A "covered position" is a government job the lobbyist held in the 20 years before registering, which the law requires them to name. See the revolving door for former members of Congress across all filings.

Lobbying activity 1

Environment/Superfund

Steam electric effluent limitations guidelines.

Source: federal Lobbying Disclosure Act filing, reproduced as filed. Bills are parsed from the activity descriptions.