Ballot Measure & Candidate Campaigns
- City of Seattle Pro Parks Levy (2008)
- House Democratic Campaign Committee
- King County Parks Levy Campaign (2003 and 2007)
- King County Councilmember Larry Phillips
- King County Sheriff Sue Rahr
- King County Superior Court Judge Chris Washington
- No Recall Campaign (Seattle Monorail)
- No on I-895 Campaign (Maintaining Every Category of Provider health care plans)
- Port of Seattle Commissioner Gael Tarleton
- Seattle City Attorney Tom Carr
- Seattle City Councilmember Jean Godden
- State Rep. Zack Hudgins
- State Senator Steve Litzow
- The Roosevelt Fund (State Senate)
- U.S. Senator Maria Cantwell
- Valley General Hospital Levy Committee
- Yes on R-71 (Domestic Partnerships)
Local & Regional Government
- Camano Island Fire District
- Central Pierce Fire & Rescue
- City of Edmonds
- City of Kent/ShoWare Center
- City of Mountlake Terrace
- City of Seattle, Department of Finance
- Clark County Fire District 6
- Clark County Sewer Coalition Planning Group
- Educational Service District 105
- Kent Fire Department
- King County Public Hospital District #1
- King County Sheriff's Office
- Marysville School District
- North County Fire & EMS
- North Thurston Public Schools
- Okanagon Fire District
- Olympic Medical Center
- Pike Place Market PDA
- Port of Everett
- Port of Seattle
- Puget Sound Clean Air Agency
- Seattle City Light
- Seattle Monorail Project
- Seattle Public Utilities
- Skagit Valley Hospital
- Sno-Isle Regional Libraries
- Snohomish Fire & Rescue
- South King Fire & Rescue
- Timberland Regional Library
- Town of West Richland
- Valley General Hospital
- Washington State Department of Health
- Washington State Department of Transportation
- Whidbey General Hospital
Issue Advocacy Groups
- ACLU Marijuana Education Project
- Coalition for Healthy Economic Choices for Kitsap (CHECK)
- Equal Rights Washington
- Futurewise
- Healthy Youth Alliance
- Human Rights Campaign
- King County Alliance for Human Services
- King County Housing Development Consortium
- Mothers against Violence in America (MAVIA)
- NARAL Pro-Choice Washington
- Optometric Physicians of Washington
- Patient Choice & Access for Washington
- Planned Parenthood Votes Washington
- Progressive Majority
- The Nature Conservancy of Washington
- Tunnel + Transit Coalition
- Washington Low Income Housing Alliance
- Washington State Democrats
- Washington State Association for Justice
- Wireless Action Coalition
- Woodland Community Swimming Pool Committee
Labor Organizations
- AFSCME
- Public School Employees of Washington
- Public School Employees of Washington, SEIU 1948
- Seattle Firefighters Local 27
- SEIU Local 775
- SEIU WA State Chapter
- Teamsters Local 117
- United Food & Commercial Workers State Chapter
- United Food & Commercial Workers Local 21
- United Food & Commercial Workers Local 367
- Washington State Labor Council
Northwest Companies
- ECOFAB Corporation
- EnviroIssues
- enXco Corporation
- First Hill Sky Garden
- KCPQ Channel 13
- Puget Sound Energy
- West Bay Construction, LLC
- Wilson Strategic Communications
Non-Profits
- Bastyr University
- Classical KING FM 98.1
- Comprehensive Health Education Foundation
- French American School of the Puget Sound
- Law Enforcement Assisted Diversion Program (LEAD)
- Northeastern University
- Point Defiance Zoo Society
- Seattle Chamber of Commerce
- Seattle Children's Hospital
- Solid Ground
- The Prosperity Partnership
- Tulalip Tribes
- TVW
- Washington Dental Service Foundation
- YMCA of Columbia Willamette