| Massachusetts Teachers Assn | $219,184.00 |
| Machinists/Aerospace Workers Union | $130,000.00 |
| Intl Brotherhood of Electrical Workers | $125,000.00 |
| Air Line Pilots Assn | $89,000.00 |
| Laborers Union | $86,000.00 |
| Teamsters Union | $85,000.00 |
| American Fedn of St/Cnty/Munic Employees | $69,000.00 |
| Operating Engineers Union | $68,000.00 |
| Carpenters & Joiners Union | $65,000.00 |
| National Air Traffic Controllers Assn | $59,000.00 |
| United Food & Commercial Workers Union | $57,000.00 |
| United Auto Workers | $54,000.00 |
| American Postal Workers Union | $54,000.00 |
| International Assn of Fire Fighters | $51,042.00 |
| National Education Assn | $50,000.00 |
| UNITE HERE | $48,000.00 |
| National Assn of Letter Carriers | $46,000.00 |
| Service Employees International Union | $45,000.00 |
| Ironworkers Union | $43,000.00 |
| United Transportation Union | $35,300.00 |
| Sheet Metal Workers Union | $35,000.00 |
| Amalgamated Transit Union | $31,400.00 |
| National Treasury Employees Union | $28,800.00 |
| Marine Engineers Beneficial Assn/Dist 1 | $26,000.00 |
| Boilermakers Union | $25,000.00 |
| American Federation of Teachers | $25,000.00 |
| Brotherhood of Locomotive Engineers | $23,000.00 |
| Carpenters Union/New England | $20,000.00 |
| Transport Workers Union | $19,000.00 |
| National Rural Letter Carriers Assn | $18,000.00 |
| American Maritime Officers | $16,000.00 |
| International Longshoremens Assn | $15,000.00 |
| Professional Airways Systems Specialists | $13,000.00 |
| Seafarers International Union | $13,000.00 |
| United Food & Commercial Workers Union | $12,966.00 |
| Bricklayers Union | $11,000.00 |
| National Postal Mail Handlers Union | $11,000.00 |
| Painters & Allied Trades Union | $10,000.00 |
| Plumbers/Pipefitters Union | $10,000.00 |
| American Federation of Govt Employees | $9,600.00 |
| AFL-CIO Transportation Trades Dept | $9,000.00 |
| AFL-CIO Bldg/Construction Trades Dept | $9,000.00 |
| Assn of Flight Attendants | $6,000.00 |
| Maintenance of Way Employees | $6,000.00 |
| Transportation Communications Union | $6,000.00 |
| Natl Active & Retired Fed Employees Assn | $6,000.00 |
| Masters, Mates & Pilots Union | $4,000.00 |
| United Steelworkers | $4,000.00 |
| National Assn of Postal Supervisors | $4,000.00 |
| National Assn of Postmasters | $4,000.00 |
| Assn of Professional Flight Attendants | $3,200.00 |
| AFL-CIO | $3,000.00 |
| United Pilots PAC | $2,000.00 |
| Intl Fedn of Prof & Technical Engineers | $1,700.00 |
| Electrical Radio & Machine Workers | $1,500.00 |
| AFL-CIO | $1,038.00 |
| Paper Allied-Ind Chem/Energy Wkrs Union | $1,000.00 |
| Hotel/Restaurant Employees Intl Union | $1,000.00 |
| National League of Postmasters | $1,000.00 |
| International Assn of Fire Fighters | $248.00 |
| American Federation of Musicians | $200.00 |
| American Postal Workers Union AFL-CIO | $76.00 |
Read more at LaborPains.org