| UNITED STEELWORKERS | PITTSBURGH, PA | program funder | 5 |
| COMMUNICATIONS WORKERS OF AMERICA AFL-CIO CLC | WASHINGTON, DC | program funder | 3 |
| INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS | WASHINGTON, DC | program funder | 3 |
| INTERNATIONAL UNION OF BRICKLAYERS AND ALLIED CRAFTWORKERS | WASHINGTON, DC | program funder | 3 |
| INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS | DETROIT, MI | program funder | 3 |
| THE UNITED WAY OF SOUTHWESTERN PENNSYLVANIA | PITTSBURGH, PA | program funder | 3 |
| UNITED ASSOCIATION OF JOURNEYMEN & APPRENTICES OF THE PLUMBING & PIPE | ANNAPOLIS, MD | program funder | 3 |
| AMERICAN FEDERATION OF LABOR & CONGRESS OF INDUSTRIAL ORGS | WASHINGTON, DC | program funder | 2 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES | WASHINGTON, DC | program funder | 2 |
| FIRSTENERGY FOUNDATION | AKRON, OH | program funder | 2 |
| HERITAGE VALLEY HEALTH SYSTEM INC | SEWICKLEY, PA | program funder | 2 |
| HIGHMARK HEALTH | PITTSBURGH, PA | program funder | 2 |
| INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE GRAND LODGE | UPPR MARLBORO, MD | program funder | 2 |
| INTERNATIONAL ASSOCIATION OF SHEET METAL AIR RAIL & TRANSPORTATION | LIVERMORE, CA | program funder | 2 |
| INTERNATIONAL ASSOCIATION OF SHEET METAL AIR RAIL & TRANSPORTATION | PHILADELPHIA, PA | program funder | 2 |
| INTERNATIONAL ASSOCIATION OF SHEET METAL AIR RAIL & TRANSPORTATION | SUITLAND, MD | program funder | 2 |
| INTERNATIONAL ASSOCIATION PENSION PLAN | WASHINGTON, DC | program funder | 2 |
| INTERNATIONAL BROTHERHOOD OF BOILERMAKERS IRON SHIP BUILDERS | KANSAS CITY, MO | program funder | 2 |
| INTERNATIONAL UNION OF ELEVATOR CONSTRUCTORS | COLUMBIA, MD | program funder | 2 |
| INTERNATIONAL UNION OF PAINTERS AND ALLIED TRADES | HANOVER, MD | program funder | 2 |
| INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS | DETROIT, MI | program funder | 2 |
| JACK BUNCHER FOUNDATION | PITTSBURGH, PA | program funder | 2 |
| LABORERS INTERNATIONAL UNION OF NORTH AMERICA | WASHINGTON, DC | program funder | 2 |
| MICHAEL BAKER INTERNATIONAL FOUNDATION | MOON TOWNSHIP, PA | program funder | 2 |
| NISOURCE CHARITABLE FOUNDATION | COLUMBUS, OH | large program funder | 2 |