| AFL-CIO | N/A · N/A | DC | 20160527 | $3.1M |
| Workers' Voice | N/A · N/A | DC | 20160722 | $2.3M |
| AFL-CIO | Information Requested · Information Requested | DC | 20140331 | $1.3M |
| AFL-CIO | N/A · N/A | DC | 20160926 | $1.2M |
| AFL-CIO | NA · NA | DC | 20201116 | $1.0M |
| AFL-CIO | Information Requested · Information Requested | DC | 20110524 | $902K |
| AFL-CIO | Information Requested · Information Requested | DC | 20120726 | $901K |
| AFLCIO | NA · NA | DC | 20040421 | $874K |
| AFL-CIO | N/A · N/A | DC | 20160928 | $805K |
| AFL-CIO | Information Requested · Information Requested | DC | 20130618 | $790K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110701 | $778K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110801 | $760K |
| AFL-CIO | Information Requested · Information Requested | DC | 20141031 | $751K |
| AFL-CIO | Information Requested · Information Requested | DC | 20120904 | $735K |
| AFL-CIO | NA · NA | DC | 20200930 | $683K |
| AFL-CIO | N/A · N/A | DC | 20160408 | $667K |
| AFL-CIO | N/A · N/A | DC | 20160510 | $667K |
| AFL-CIO | NA · NA | DC | 20240808 | $666K |
| AFL-CIO | NA · NA | DC | 20181005 | $654K |
| AFL-CIO | NA · NA | DC | 20180831 | $646K |
| AFLCIO | NA · NA | DC | 20041015 | $619K |
| AFL-CIO | NA · NA | DC | 20180925 | $618K |
| AFL-CIO | NA · NA | DC | 20190909 | $599K |
| AFL-CIO | NA · NA | DC | 20221021 | $581K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110714 | $579K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110715 | $555K |
| AFL-CIO | NA · NA | DC | 20201015 | $553K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110617 | $548K |
| AFL-CIO | NA · NA | DC | 20180921 | $547K |
| AFL-CIO | NA · NA | DC | 20221018 | $542K |
| AFL-CIO | N/A · N/A | DC | 20160513 | $532K |
| AFL-CIO | NA · NA | DC | 20240909 | $512K |
| AFL-CIO | N/A · N/A | DC | 20161004 | $483K |
| AFL-CIO | NA · NA | DC | 20221021 | $473K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110523 | $455K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110623 | $453K |
| AFL-CIO | Information Requested · Information Requested | DC | 20110609 | $450K |
| AFLCIO | NA · NA | DC | 20041018 | $443K |
| AFL-CIO | Information Requested · Information Requested | DC | 20120615 | $419K |
| AFL-CIO | N/A · N/A | DC | 20151207 | $416K |
| AFLCIO | NA · NA | DC | 20040910 | $406K |
| AFLCIO | NA · NA | DC | 20050815 | $403K |
| AFL-CIO | Information Requested · Information Requested | DC | 20120830 | $400K |
| AFL-CIO | Information Requested · Information Requested | DC | 20140324 | $398K |
| AFL-CIO | NA · NA | DC | 20200817 | $397K |
| AFL-CIO | NA · NA | DC | 20200219 | $384K |
| AFL-CIO | N/A · N/A | DC | 20161108 | $382K |
| AFL-CIO | NA · NA | DC | 20180928 | $370K |
| AFL-CIO | NA · NA | DC | 20240904 | $368K |
| AFL-CIO | Information Requested · Information Requested | DC | 20120906 | $368K |