About Us

Steven R. Gray, President

Steven is a nationally known respected expert in roofing consultation providing forensic investigations, systems expertise, expert witness and testimony and roofing consultations. A diverse base of clientele value Steven’s comprehensive knowledge for roof inspections, surveys, analysis, testing, troubleshooting and roof designs. Steven has provided design and specification development for new and existing commercial, industrial, institutional and high-end residential construction projects including historical restoration, slate, clay/concrete tile and copper roofing projects.

Steven is a graduate of Washington University of St. Louis’ School of Architecture. With more than 40 years experience in the roofing industry, Steven offers knowledge from all aspects of roofing – working on the front lines of some of our country’s most catastrophic weather events. He also provides first response forensic analysis and redesign of large complex commercial and industrial roof systems and as lead/foreman for large roofing contractors installing commercial, industrial, residential and historical roof systems. Steven offers unmatched expertise that delivers the finest and most comprehensive roof consulting services available.

Steven’s Memberships

  • Washington University School of Architecture, Graduate 2001- Certificate of Architectural Technology (CAT)
  • The American Institute of Architects (Assoc. AIA)
  • The Roof Consultants Institute (RCI) Professional Membership; 88Credit Hours of RCI Roofing Design and Consulting Courses
  • AFL-CIO Roofers and Water-proofers Apprenticeship Training Program- Journeyman, Leadman and Foreman status
  • National Roofing Contractors Association (NRCA)
  • American Society of Civil Engineers, Affiliate Member
  • WIND, Texas Wind Insurance Company
  • TIPS, The Interlocal Purchasing System, Texas

 

Christopher R Demien, Director of Operations and Consultant

Christopher has been with Grayco since 2008 and is involved in the day to day business operations, inspections, report production and specification development for all Grayco projects. Christopher is a graduate of Central Missouri State University.

Christopher’s Memberships

  • RCI Professional Member (Roof Consultants Institute)
  • HAAG Certified Roof Inspector (Residential, Commercial, Wind)

 

Robert Boessen, RRC, CDT. Grayco Technical Advisory Board

Robert Boessen is a nationally known respected expert in roofing consultation. Robert holds the Registered Roof Consultant (RRC) a designation from RCI Inc. and the Construction Documents Technologist (CDT) designation from the Construction Specifications Institute. Robert has a pivotal role in mentorship and technical review at Grayco. Robert serves as a Senior Consultant and member of the Grayco Technical Advisory Board.

Robert’s Memberships

  • Registered Roof Consultant (RRC)
  • Construction Documents Technologist (CDT)

 

Dave Gollaher, RRO – Consultant

Dave joined Grayco in 2011 as a consultant and is involved in the documentation, analysis, and production of reports detailing the numerous onsite inspections that he is a part of on a daily basis from locations all across the country.

Before joining the Grayco team, Dave spent 27 years in the roofing industry specializing in commercial roofing. Dave’s roofing expertise has encompassed many angles of the industry, from foreman for large commercial roofing contractors installing a wide range of roofing systems including single ply, modified bitumen and BUR roof systems to project manager overseeing the entire bidding and installation process for both industrial and residential projects.

Dave attends and completes RCI and related continuing education classes and is working towards his RRC certification.

Dave’s Memberships

  • RCI Professional Member (Roof Consultant Institute)
  • Registered Roof Observer (RRO)
  • AFL-CIO Roofers and Water-proofers Apprenticeship Training Program-Journeyman, Leadman and Foreman Status

 

Michael J. Trower, RRO – Roof Consultant

Michael joined Grayco in 2010 and as a Associate Roof Consultant is involved in the documentation, analysis and production of reports detailing the numerous onsite inspections that he is part of on a daily basis from all locations across the country. Michael is a graduate of Central Missouri State University and worked for many years in the Civil Engineering field before becoming part of the Grayco team. Michael attends and completes RCI and related continuing education classes and is working towards his RRC certification.

Michael’s Memberships

  • RCI Professional Affiliate Member (Roof Consultants Institute)
  • HAAG Certified Roof Inspector
  • Xactimate proficient
  • Certified Level 1 Infrared Thermographer

 

Mike Davis, Roof Consultant and Texas and Southwest Regional Manager

Mike is a Texas resident, joined Grayco in January of 2016. Mike has the in-depth roof knowledge and skills that meld with the Grayco team from his 40+ years in the roofing industry. Mike started his roofing career as a Roofer and Contractor in Chicago, IL. Mike’s technical skills were honed when he was a long-term member and design/specification writer/technologist with the National Technical Department at Johns Manville’s Roofing Division. Mike spent 13 years with Johns Manville and then an additional 3 years with International Permalite Company in a similar role. Large builders, consultants, and architects around the country have depended on Mike’s knowledge and expertise for overseeing large commercial projects. Some of Mike’s recent past project involvement included project observation on the Facebook Facility in Des Moines, IA and several Chevron Oil Company projects. Mike is also a holder of the OSHA 30 hour and Certified Scaffold Inspector certifications. Mike is currently in the process of obtaining his Registered Roof Observer (RRO) designation.

Mike’s Memberships

  • RCI Professional Affiliate Member (Roof Consultants Institute)
  • OSHA – 30 Hour Construction Safety
  • OSHA – Certified Scaffold Inspector

 

Joseph Mileti, RRC, RRO, CDT, Grayco Technical Advisory Board

Joseph Mileti has been in the commercial roofing industry since 1982. Joe spent most of his career with membrane and insulation manufacturers, managing technical service departments and resolving warranty claims. While at Johns Manville, he was a primary presenter for the industry acclaimed BURSI program which is the acronym of Better Understanding of Roof Systems Institute. Joe holds the Registered Roof Consultant and Registered Roof Observer professional designation from RCI Inc., the Construction Documents Technologist designation from the Construction Specifications Institute, in addition to Haag Engineering’s Certified Roof Inspector and the state of Illinois Department of Professional Regulation’s Roofing Contractor Qualifying Party designation. Joe is a graduate of Miami University of Ohio.

Joseph’s Memberships

  • Registered Roof Consultant (RRC)
  • Registered Roof Observer (RRO)
  • Construction Documents Technologist (CDT)
  • HAAG Certified Roof Inspector
  • Roofing Contractor Qualifying Party (State of Illinois)
  • RCI Professional Member (Roof Consultants Institute)
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