- Illinois
- Complete Building Maintenance Co.
- Clark Roofing Co.
- Byrne Johnson Roofing Inc.
- SRI Consultants Inc.
- Industrial Services of Illinois Inc.
- Bennett & Brosseau Roofing Inc.
- D.H. Mayou Roofing & Supply Co. Inc.
- Chicago Roofing Contractors Association
- Kreiling Roofing Co.
- Sterling Commercial Roofing Inc.
- Jim Taylor Inc.
- Adler Roofing & Sheet Metal Inc.
- Waukegan Roofing Co. Inc.
- M.W. Powell Co.
- Pine Roofing Co. Inc.
- Mortenson Roofing Co. Inc.
- Knickerbocker Roofing and Paving Co. Inc.
- Lindholm Roofing
- Kinsel & Sons Roofing Consultants
- Anthony Roofing Tecta America LLC
- Crowther Roofing & Sheet Metal Inc.
- R.E. Burke Roofing Co. Inc.
- I.C. Enterprises Inc.
- Mastercraft Exteriors
- Interior Protection Inc.
- Nations Roof
- Dillman Brothers Contracting
- Top To Bottom Construction Inc.
- Tans Quality Roofing Inc.
- Captive Resources LLC
- Hollingsworth Home Improvement
- R.M. Lucas Co.
- Safeguard Construction Co.
- River City Roofing Co. Inc.
- RoofingSource
- Performance Plus Roofing & Waterproofing Co.
- Triple T Contractors Inc.
- Shay Roofing Inc.
- Lakeshore Construction Group Inc.
- J&K Home Improvement & Restoration
- Van Doorn Roofing Inc.
- Bash/Pepper Roofing Company
- Exterior Designers Inc.
- Stewart Roofing Co.
- Advanced Commercial Roofing Inc.
- Star Roofing & Siding Co.
- Bone Roofing Supply Inc.
- Weatherguard Roofing Co.
- S&S Roof Maintenance Inc.
- L. Marshall Roofing & Sheet Metal Inc.
- Raincoat Roofing Systems Inc.
- Excellence & Quality Architectural Sheet Metal Inc.
- Jones & Cleary Roofing/Sheet Metal Co. Inc.
- MTech Roofing Solutions, LLC
- Building Consultants Inc.
- JamesRKirby.com
- HX- Hackers Exteriors
- D & D Construction
- M&T Exteriors Inc.
- AdvantEdge Roofing & Construction Inc.
- Stack Solutions Inc.
- ABC Exteriors Services LLC
- MR&J Construction Services, INC.
- A&D Exteriors
- RRN Inc.
- Encite Development Group Inc./FSC Control
- Architetto LLC
- Chi Construction
- HRA Engineering LLC
- Storm Guard Restoration of DuPage
- Alpha and Omega Exteriors LLC
- Engineering Support Services
- Wilrosc Inc.
- Economy Commercial Roofing
- All Star Installations Inc.
- Storm Guard of Naperville
- ECA Architects and Planners
- CJD Construction Inc.
- Reliable Trade Services Inc.
- Foresight Services Inc.
- Pullen Roofing
- KMK Residential Restorations
- Bud Ihrke Co.
- Raleigh Construction
- Parker Roofing Inc.
- DGB Roofing Construction Inc.
- Advanced Home Doctors
- General Sheet Metal LLC
- Morse Roofing & Restoration
- Cleeton Properties
- B.K. Construction
- Yario Construction Co
- OHS Construction LLC
- Cuellar Roofing and Construction
- Top To Bottom Exteriors Inc.
- Universal Restoration Services
- Kellerman Bros. Construction Company Inc.
- Liberty Storm Group Inc.
- A-1 Roofing Co.
- Green T Windows and Doors Co.
- Nico Roofing and Exteriors Inc.
- Jon Michael Livingston
- Homestate Construction LLC
- AMC Remodeling LLC
- TC Roofing LLC
- Capeesh Construction
- Empire Renovation
- Restoration Doctor
- Farmer Brown Insurance
- Terracon Consultants Inc.
- Ornat Roofing Corp.
- CPR Maintenance LLC
- Gold Standard Restorations Inc.
- Chicago Roofing Services
- Claim Consultants LLC
- State Farm Insurance
- Crawford Roofing Experts LLC
- Midwest Roofing Solutions
- Aloha Construction Inc.
- AMB Sheetmetal Services Inc.
- Select Roofing & Gutters Inc.
- Carlson Exteriors Inc.
- Highlander Improvement Co.
- Lauber Construction LLC
- Singles Roofing & Construction Co.
- Exterior Builders Inc.
- Responsive Roofing LLC
- All American Contracting LLC
- 1st Source Contractors
- CentiMark Corporation
- Shake Guys
- NK Business Inc.
- Advocate Construction Inc.
- Ridge Roofing
- Mike Parker Construction
- RoofOptions LLC
- S.A.R.C. Inc.
- Euro-Tech Inc.
- Vela Insurance Services LLC
- Bufalo Contracting
- The Roofing Annex LLC
- Thiel Roofing LLC
- American Dream Home Improvement Inc.
- P&B Rebuilders LLC
- Insurance Claim and Recovery Inc.
- Beechy's Siding & Overhang
- Pema Inc.
- Swistun Inc.
- GF Company
- Ironside Restoration Inc.
- Lake Point Roofing Inc.
- Booth School of Business
- RoofMax Consulting LLC
- Chicagoland Roofing Council
- RTKL Associates Inc.
- Rimkus Consulting Group Inc.
- Roof Doctors Inc.
- Stephen Coy Construction Inc.
- M&M Home Remodeling Services
- Greenlight Construction Group LLC
- Oury Roofing Exteriors Inc.
- Ferravit Remodeling Corporation
- Cardinal Catastrophe Services Inc.
- Roofs Inc.
- Highland Engineering PC
- IIR Inc
- S-E-A Limited
- Trademark Restoration Inc.
- APEXteriors
- Freeport Industrial Roofing Inc.
- Prestige Roofing & Exteriors Inc.
- Opal Enterprises Inc.
- Aloha Construction Inc.
- A&B Exteriors LLC
- 3JM Exteriors Inc.
- R. Commercial Roofing Solutions LLC
- Fiji Construction Inc.
- Blue Sky Roofing Inc.
- Tecta America Illinois Roofing LLC
- AAA Better Roof Inc.
- Freeman General Contracting LLC
- Ridgeworth Roofing Co. Inc.
- CSC Exteriors Inc.
- Armour Roofing Inc.
- Galewood Roofing & Tuckpointing
- AB Edward Enterprises Inc.
- Amsterdam Enterprises
- Walter Keefe & Sons
- F.E. RoofTec Corp.
- Slater Construction & Siding Co.
- Accredited Roofing presents Kangaroof
- Unified Roof Restoration Inc.
- Martin Contracting
- Avondale Roofing Inc.
- Roofing Solutions LLC
- Geissler Roofing Co.
- Pinkston-Tadd Inc.
- LM Consultants Inc.
- Dura-Ply Roofing Corp.
- Total Systems Roofing Inc.
- Filotto Construction Inc.
- Designed Roofing Systems Inc.
- Active Roofing Co. Inc.
- Windward Roofing
- C.R. Ebert & Sons Inc.
- Jim Brosseau Custom Roofing Inc.
- Reichel & Drews Inc.
- Licitra Roofing Inc.
- Lakeside Roofing Co. Inc.
- Henson Robinson Co.
- Hosler Roofing
- International Leak Detection LLC
- Metalmaster Roofmaster Inc.
- Feze Roofing Inc.
- Grease Guard LLC
- Norton Sons Roofing Co. Inc.
- Kehrer Brothers West Roofing Inc.
- Trinity Roofing Service Inc.
- Elens & Maichin Roofing & Sheet Metal Inc.
- Local Roofing Co. Inc.
- USG Corporation
- All American Exterior Solutions
- MidAmerica Roofing Inc.
- Petersen Aluminum Corp.
- Industrial Cork Co. Inc.
- Union Roofing Co.
- CNA
- Lawrence W. Keefe & Co. Inc.
- National Roofing Corp.
- Total Roofing & Construction Services Inc.
- Showalter Roofing Services Inc.
- IKO Manufacturing Inc.
- Jewett Roofing Co.
- RoofTech Consulting Inc.
- TLSmith Consulting Inc.
- Jerry Newman Roofing & Remodeling Inc.
- RRK Associates Ltd.
- MacBrady Associates Inc.
- Building Technology Consultants PC
- Durable Roofing Co.
- Watertight Exteriors Inc.
- Roofing Systems Inc.