| Service Employees International Union | 84792534.00 |
| United Auto Workers | 13370148.00 |
| 1199 SEIU United Healthcare Workers East | 11280105.00 |
| American Fedn of St/Cnty/Munic Employees | 6815652.00 |
| American Federation of Teachers | 6022125.00 |
| Service Employees International Union | 2671398.00 |
| International Assn of Fire Fighters | 2564769.00 |
| United Food & Commercial Workers Union | 2034927.00 |
| Plumbers/Pipefitters Union | 1575933.00 |
| UNITE HERE | 1367535.00 |
| Laborers Union | 1247373.00 |
| Culinary Workers Union Local 226 | 1188567.00 |
| National Education Assn | 1186929.00 |
| Teamsters Union | 1029465.00 |
| Painters & Allied Trades Union | 821889.00 |
| American Fedn of St/Cnty/Munic Employees | 739926.00 |
| Chauffers, Warehousemen & Helpers Union | 681834.00 |
| IBEW Local 98 | 478245.00 |
| Boilermakers Union | 341745.00 |
| National Education Assn | 322002.00 |
| SEIU Illinois State Council | 317340.00 |
| Amalgamated Transit Union | 281283.00 |
| American Postal Workers Union | 276015.00 |
| UNITE HERE | 224262.00 |
| New York State United Teachers | 195576.00 |
| United Steelworkers | 184665.00 |
| National Air Traffic Controllers Assn | 145215.00 |
| American Federation of Teachers | 130326.00 |
| SEIU United Health Care Workers West | 128079.00 |
| Uaw National Cap | 107718.00 |
| Communications Workers of America | 106005.00 |
| AFL-CIO | 88152.00 |
| SEIU District 1 | 77952.00 |
| Mid-Atlantic Laborers' Political League | 76449.00 |
| Carpenters & Joiners Union | 72204.00 |
| Intl Brotherhood of Electrical Workers | 65088.00 |
| Communications Workers of America | 57570.00 |
| Bricklayers Union | 50628.00 |
| Laborers Union/New York | 46821.00 |
| SEIU Local 503 | 39078.00 |
| Bakery, Confectionery & Tobacco Workers | 36984.00 |
| Machinists/Aerospace Workers Union | 34500.00 |
| National Treasury Employees Union | 33546.00 |
| International Longshoremens Assn | 33000.00 |
| United Transportation Union | 33000.00 |
| Teamsters Union/Ohio | 32982.00 |
| Seiu Wa State Council | 32592.00 |
| Ironworkers Union | 30000.00 |
| Sheet Metal Workers Union | 30000.00 |
| UNITE HERE | 30000.00 |
| UNITE HERE/Chicago | 30000.00 |
| Utility Workers Union of America | 27453.00 |
| Plumbers/Pipefitters Union Local 533 | 26877.00 |
| United Mine Workers of America | 26166.00 |
| AFL-CIO | 25830.00 |
| Bricklayers Union | 22500.00 |
| Transport Workers Union | 18000.00 |
| Plumbers/Pipefitters Union Local 690 | 18000.00 |
| Operating Engineers Local 324 | 17172.00 |
| Operating Engineers Local 3 | 16122.00 |
| Machinists/Aerospace Workers Union | 16080.00 |
| National Postal Mail Handlers Union | 15348.00 |
| Intl Longshoremen's/Warehousemen's Union | 15000.00 |
| Laborers Union/Midwest Region | 15000.00 |
| Marine Engineers Beneficial Assn/Dist 1 | 15000.00 |
| Office & Professional Employees Union | 15000.00 |
| United Pilots PAC | 15000.00 |
| Operating Engineers Union | 15000.00 |
| National Rural Letter Carriers Assn | 15000.00 |
| American Federation of Govt Employees | 15000.00 |
| Professional Airways Systems Specialists | 12000.00 |
| Plumbers/Pipefitters Union Local 9 | 10260.00 |
| Plumbers/Pipefitters Union Local 467 | 9051.00 |
| National Active & Retired Federal Employ | 9000.00 |
| National Assn of Letter Carriers | 9000.00 |
| Sprinkler Fitters Union Local 704 | 7059.00 |
| California Teachers Assn | 6816.00 |
| Maintenance of Way Employees | 6000.00 |
| Illinois State Letter Carriers Assn | 6000.00 |
| Boilermakers Union | 5280.00 |
| Plumbers/Pipefitters Union Local 25 | 4200.00 |
| Plumbers/Pipefitters Union Local 50 | 3942.00 |
| American Federation of Musicians | 3000.00 |
| Graphic Communications Union | 3000.00 |
| Operating Engineers Local 150 | 3000.00 |
| Transportation Communications Union | 3000.00 |
| Glass Molders Pottery Plastics Workers | 2646.00 |
| Boilermakers Union Local 85 | 2208.00 |
| Plasterers & Cement Masons Union | 1500.00 |
| Laborers Union | 1125.00 |
| Laborers Union Local 341 | 936.00 |
| SEIU Oregon State Council | 399.00 |
| Machinists/Aerospace Workers Local 837 | 126.00 |
| American Foreign Service Assn | 0.00 |
