We are proud to be a signatory contractor or member of these organizations
- SMART Local 1 in Central Illinois
- SMART Local 20 in Northwest Indiana
- SMART Local 24 in Ohio
- SMART Local 66 in Everett, Washington
- SMART Local 73 in Chicago, Illinois
- SMART Local 265 in Chicago Suburbs
- SMART Local 359 in Phoenix, Arizona
- Plumbers Local Union 3 in Denver, Colorado
- Plumbers Local Union 130 in Chicago, Illinois
- Plumbers and Pipefitters Local Union 172 in South Bend, Indiana
- Pipefitters Local Union 208 in Denver, Colorado
- Plumbers Local Union 210 in Northwest Indiana
- Steamfitters Local Union 250 in Los Angeles, California
- Plumbers and Pipefitters Local Union 286 in Austin, Texas
- Plumbers and Pipefitters Local Union 469 in Phoenix, Arizona
- Plumbers and Pipefitters Local Union 572 in Nashville, Tennessee
- Pipefitters Local Union 597 in Chicago, Illinois
- Plumbing Contractors Association of Greater Chicago
- Mechanical Contractors Association of Chicago
