Show contributions to:
Contributions to Senators Authoring Letter
| Ameren Corporation | $2,000 |
| American Chemistry Council | $8,000 |
| American Fuel & Petrochemical Manufacturers | $1,000 |
| American Iron and Steel Institute | $1,000 |
| American Petroleum Institute | $2,666 |
| American Road & Transportation Builders Association | $4,500 |
| American Trucking Association | $12,500 |
| Associated Builders and Contractors | $7,000 |
| Associated General Contractors of America | $8,500 |
| Association of Equipment Manufacturers | $2,000 |
| ConocoPhillips | $2,200 |
| Edison Electric Institute | $6,000 |
| Halliburton | $9,500 |
| Interstate Natural Gas Association of America | $3,500 |
| Murray Energy | $25,150 |
| National Association of Home Builders | $7,000 |
| National Automobile Dealers Association | $9,000 |
| National Federation of Independent Business | $6,000 |
| National Mining Association | $2,500 |
| National Ready Mixed Concrete Association | $5,000 |
| National Roofing Contractors Association | $4,000 |
| National Rural Electric Cooperative Association | $7,000 |
| National Stone, Sand and Gravel Association | $6,500 |
| Oldcastle Materials | $2,000 |
| Portland Cement Association | $1,000 |
| Sheet Metal and Air Conditioning Contractors National Association | $5,000 |
| Us Chamber Of Commerce | $750 |