2025 fourth_quarter Filing
RAFiled
December 16, 2025
Lobbying Activities
Trade (domestic/foreign)View all
U.S. duties and tariffs on Canadian building materials.
Lobbyists (4)
ROBERT WILLIAM CHAMBERLIN
Chief Counsel, US Senate Commerce Committee; Senior Counsel, US Senate Commerce Committee; Assistant Counsel, House Transportation and Infrastructure Committee.
NewSAMUEL WHITEHORN
Deputy SD/GC, US Senate Commerce Committee; Acting SD, US Senate Commerce Committee; Sr. Counsel, US Senate Commerce Committee.
Newmr DAVID ALEXANDER MARTEN
Legislative Director, Sen. Maria Cantwell; Legislative Assistant, Sen. Maria Cantwell; Legislative Assistant, Rep. Denny Heck; Legislative Correspondent, Rep. Denny Heck.
NewForeign Entities
SUPPLY-BUILD CANADA
CAContribution: $50K0
Affiliated Organizations
SUPPLY-BUILD CANADA
Winnipeg, MB, CA