Native American Tribe
- Cedars Development, LLC
- Confederated Tribes of Siletz Indians of Oregon
- Confederated Tribes of the Warm Springs Reservation of Oregon
- Confederated Tribes of the Yakama Nation
- Coquille Indian Tribe
- Cow Creek Band of Umpqua Tribe of Indians
- Klamath Tribes
- Native American Youth and Family Center
- Nez Perce Tribe
Natural Resources
- Ash Grove Cement
- Association of Northwest Steelheaders
- Bridgewell Resources LLC
- Central Oregon LandWatch
- Climate Solutions
- Coastal Conservation Association
- Ducks Unlimited
- Far West Agri Business Association
- Friends of Trees
- Hancock Forest Management
- Juxtapolitico
- Marshall Group, LLC
- Northwest Sportfishing Industry Assn.
- Oregon Chapter of American Fisheries Society
- Oregon Conservation Network
- Oregon Environmental Council
- Oregon Ground Water Association
- Oregon Hunters Association
- Oregonians for Food & Shelter
- Oregon League of Conservation Voters (OLCV)
- Oregon Mining Association
- Oregon Water Resources Congress
- Rayonier, Inc.
- Recreational Fishing Alliance-Oregon
- Resources Legacy Fund
- Salmon For All
- Sustainable Northwest
- Trust for Public Land
- West Coast Seafood Processors Association
- Wild Salmon Center
- Willamette Riverkeeper
Oil and Petroleum
Professional/Associations
- Ackerman-Munson Strategies LLC
- Alzheimer's Association
- American Council of Engineering Companies-Oregon
- American Institute of Architects
- American Kratom Association
- American Staffing Assn
- Assoc. Public Safety Communications Officers (APCO)
- Auto Appraisers of Oregon
- Carpet and Rug Institute
- Coalition of Oregon Professional Associations for Counseling & Therapy
- Coba Company Government Relations
- Columbia River Steamship Operator's Association Inc.
- Crosswater Strategies
- Downtown Development Group LLC
- Ductile Iron Pipe Research Association
- Eastern Oregon Counties Association
- Independent Medical Examination Assn.
- Industry Progress
- Inmar, Inc. c/o MultiState Associates, Inc.
- LAC of the Community Association Institute, Oregon Community Association Managers
- Latino Network
- Manufactured Housing Communities of Oregon
- Maritime Fire & Safety Association
- Mary Botkin and Associates LLC
- National Association of Credit Management
- National Association of Social Workers (NASW)
- National Fire Sprinkler Association (NFSA)
- NFIB
- Oregon Association of County Engineers and Surveyors (OACES)
- Oregon Association of County Tax Collectors
- Oregon Association of Water Utilities (OAWU)
- Oregon Bioscience Association
- Oregon Business & Industry
- Oregon Cannabis Association
- Oregon Collectors Association
- Oregon Criminal Defense Lawyers Association (OCDLA)
- Oregon Fire Chiefs Association
- Oregon Fire Marshals Association
- Oregon Forest & Industries Council
- Oregon Golf Association
- Oregon Land Title Association
- Oregon Media Production Association
- Oregon Pawnbrokers Association
- Oregon PERS Retirees Inc.
- Oregon REALTORS®
- Oregon Recreation & Park Association (ORPA)
- Oregon RV Dealers Assn.
- Oregon Small Business United
- Oregon Society of Certified Public Accountants
- Oregon State Association of County Assessors
- Oregon State Bar
- Oregon State Chamber of Commerce
- Oregon Thoroughbred Owners & Breeders Association
- Oregon Vehicle Dealer Association
- Oregon Veterinary Medical Assn.
- Oregon Volunteer Firefighters Association
- Oxley & Associates Inc.
- Parta Oregon
- Pineros y Campesinos Unidos del Noroeste (PCUN)
- Portland Business Alliance
- Professional Land Surveyors of Oregon
- Ridgelark Strategies
- The Chamber of Medford & Jackson County
- Vapor Technology Association
- Oregon Workforce Partnership
Retail/Merchandising
- 7-Eleven, Inc.
- Air Conditioning, Heating, Refrigeration Institute
- Amazon
- American Cleaning Institute
- Associated Liquor Stores of Oregon
- Cigar Assn.
- Fred Meyer
- General Cigar
- Int’l. Sleep Products Assn.
- Kimberly-Clark Corp.
- Les Schwab
- Northwest Textbook Depository
- Oregon Automobile Dealers Association (OADA)
- Philip Morris USA by its service company Altria Client Services LLC and its affiliates
- Procter & Gamble
- Rite Aid
- Swedish Match
- Toy Association
- Vapor Technology Association
- Walmart Stores
Telecommunications
Transportation
- AAA Oregon/Idaho
- Alaska Airlines
- Alliance of Automotive Innovations
- Aurora Airport Improvement Assn
- BNSF Railway
- Central Oregon & Pacific Railroad
- Columbia River Pilots
- Coos Bay Pilots
- Daimler Trucks North America
- Enterprise Holdings
- Forth
- General Motors
- International Longshore & Warehouse Union
- Lane Transit District
- Lyft
- Northwest Auto Trades Association
- Oregon Airport Mgmt Assn
- Oregon Association of County Engineers and Surveyors (OACES)
- Oregon Concrete & Aggregate Producers Association (OCAPA)
- Oregon Fuels Association (OFA)
- Oregon Rail Users' League (ORULE)
- Oregon Shipping Group
- Oregon Tow Truck Association
- Oregon Transit Association
- Oregon Transportation Forum
- Oregon Trucking Associations Inc.
- Polaris
- Portland & Western Railroad
- Port of Hood River
- Port of Portland
- Radio Cab
- Rogue Valley Transit District
- Salem-Keizer Transit
- South Metro Area Regional Transit (SMART)
- Superpedestrian, Inc.
- Titan Freight
- Toyota
- TriMet
- Turo
- Uber
- Union Pacific Railroad Company
- Willamette & Pacific Railroad
- Yamhill County Parkway Committee
- BikePAC of Oregon
Utilities/Energy Users and Producers
- Alliance of Western Energy Consumers
- Avangrid Renewables
- Avista Utilities
- Calpine Energy Solutions LLC
- Capital Power
- Cascade Natural Gas
- Central Lincoln PUD
- Covanta Energy
- EDP Renewables
- Global Partners LP
- Idaho Power
- New Sun Energy
- Northwest & Intermountain Power Producers Coalition (NIPPC)
- Northwest Energy Efficiency Council
- Northwest Utility Contractors Association
- NW Energy Coalition
- NW Natural
- Obsidian Renewables LLC
- ORECA
- Oregon Municipal Electric Utilities Association
- Oregon People's Utility District Association
- Oregon Solar Energy Industries Association (OSEIA)
- PacifiCorp
- Pacific Power
- Pacific Propane Gas Association
- Portland General Electric (PGE)
- Renewable Energy Group, Inc.
- Renewable Northwest
- Solare Energy
- TC Energy
- Tesla Inc./SolarCity Corporation
- Umatilla Elec Co-op
- Williams
- Oregon Trail Electric Cooperative
- Renewable Hydrogen Alliance