Capitol Clarity / Lobbyists / P / Warren Payne

Warren Payne: federal lobbyist

Warren Payne is named as a lobbyist on federal disclosure filings for 33 clients through Mayer Brown LLP. The most recent filing naming them posted in October 2026. Issues reported include Trade (domestic/foreign), Taxation/Internal Revenue Code, Transportation and Chemicals/Chemical Industry.

33Clients on filings
1Registrants
9Issue categories
2Years with reports

Former government positions listed

Filers must list covered executive or legislative branch positions held. As filed:

Clients and registrants

ClientRegistrantLatestIssues
ONSEMI (ON SEMICONDUCTOR CORPORATION)MAYER BROWN LLPQ3 2026Energy/Nuclear, Taxation/Internal Revenue Code, Trade (domestic/foreign)
SABIN METAL CORPORATIONMAYER BROWN LLPQ3 2026Taxation/Internal Revenue Code
VOLVO CAR CORPORATIONMAYER BROWN LLPQ3 2026Transportation, Trade (domestic/foreign)
WAUPACA FOUNDRY, INC.MAYER BROWN LLPQ3 2026Trade (domestic/foreign)
THE BASIC FUNDMAYER BROWN LLPQ3 2026Taxation/Internal Revenue Code
PENN ALUMINUM INTERNATIONAL LLCMAYER BROWN LLPQ3 2026Trade (domestic/foreign), Taxation/Internal Revenue Code
SOLONIAN RESOURCES, LLCMAYER BROWN LLPQ3 2026Trade (domestic/foreign)
UNITED STATES STEEL CORPORATIONMAYER BROWN LLPQ3 2026Trade (domestic/foreign), Manufacturing
MICHELIN NORTH AMERICA, INC.MAYER BROWN LLPQ3 2026Trade (domestic/foreign)
GALAXY DIGITAL HOLDINGS, LPMAYER BROWN LLPQ3 2026Taxation/Internal Revenue Code
SUNIVA, INC.MAYER BROWN LLPQ3 2026Taxation/Internal Revenue Code, Trade (domestic/foreign)
STARR INSURANCE HOLDINGS, INC.MAYER BROWN LLPQ3 2026Insurance
PRIMEMAX MEDICAL INDUSTRIES, INC.MAYER BROWN LLPQ3 2026Trade (domestic/foreign)
NOVOCUREMAYER BROWN LLPQ3 2026Trade (domestic/foreign), Medical/Disease Research/Clinical Labs, Tariff (miscellaneous tariff bills)
IFM INVESTORS PTY LTD.MAYER BROWN LLPQ3 2026Transportation
ELEMENT ELECTRONICSMAYER BROWN LLPQ3 2026Trade (domestic/foreign), Tariff (miscellaneous tariff bills)
OURARING INC.MAYER BROWN LLPQ3 2026Trade (domestic/foreign), Taxation/Internal Revenue Code, Health Issues
COALITION FOR REGULATED HFCS INC.MAYER BROWN LLPQ3 2026Chemicals/Chemical Industry
HUNTSMAN CORPORATIONMAYER BROWN LLPQ2 2026Taxation/Internal Revenue Code, Trade (domestic/foreign)
MAERSK SERVICES USA INC.MAYER BROWN LLPQ2 2026Taxation/Internal Revenue Code
ITO EN (NORTH AMERICA) INC.MAYER BROWN LLPQ2 2026Trade (domestic/foreign)
ABBOTT LABORATORIESMAYER BROWN LLPQ2 2026Taxation/Internal Revenue Code
CHUBB INA HOLDINGS, INC. (FORMERLY ACE INA HOLDINGS, INC.)MAYER BROWN LLPQ1 2026Taxation/Internal Revenue Code
U.S. VENTURE, INC. (FORMERLY U.S. OIL)MAYER BROWN LLPQ1 2026Taxation/Internal Revenue Code
MEDLINE INDUSTRIES, L.P. (FORMERLY MEDLINE INDUSTRIES, INC.)MAYER BROWN LLPQ1 2026Trade (domestic/foreign)
ARISTA NETWORKS, INC.MAYER BROWN LLPQ1 2026Trade (domestic/foreign), Tariff (miscellaneous tariff bills)
VERIZON COMMUNICATIONS INC AND VARIOUS SUBSIDIARIESMAYER BROWN LLPQ1 2026Taxation/Internal Revenue Code
SYENSQO USA LLCMAYER BROWN LLPQ4 2025Trade (domestic/foreign)
SOUTHWIRE COMPANY, LLCMAYER BROWN LLPQ4 2025Trade (domestic/foreign)
RABO AGRIFINANCE LLCMAYER BROWN LLPQ3 2025Taxation/Internal Revenue Code
UBER TECHNOLOGIES, INC.MAYER BROWN LLPQ2 2025Trade (domestic/foreign)
AMERICAN EXPRESSMAYER BROWN LLPQ2 2025Taxation/Internal Revenue Code
WEBB WHEEL PRODUCTS, INC.MAYER BROWN LLPQ2 2025Trade (domestic/foreign)

Activity by year

YearClientsRegistrants
2026271
2025281

Contributions reported on Form LD-203

YearItemsTotal
202625$40K

Pay is not disclosed for individual lobbyists. Filings do not confirm that records with the same name are one person, so this page may combine people who share the name Warren Payne. See the Capitol Clarity rankings and method.