Rooftech Personnel

Executives

Cindy Chadwell, AIA, RRC, President/Chief Executive Officer, is a Principal Architect with 20 years experience in Architectural Design and Construction, including both interior and exterior work. She has extensive experience managing all phases of Construction Projects. Her accomplishments include:

· Texas Registered Architect, No. 15547

· Registered Roof Consultant, RCI No. 304

· B.S. Degree in Architecture

· Member, Roof Consultant Institute

· Board of Directors, North Texas Roofing Contractors Association, Education Chairperson

· Member, American Institute of Architects

· Dallas Chapter of AIA Ethics Committee Chairperson

Ms. Chadwell manages daily operations including financial planning, human resources, marketing, quality assurance, and general management of all investigation, testing, design, and construction administration project closeouts. She is responsible for the successful completion of all roofing and waterproofing projects. Some of her larger projects include the American Airlines Flight Academy, the American Airlines Learning Center, the Sam Rayburn and Olin Teague VA Centers, the Museum of Modern Art in Fort Worth, Texas, the Fort Worth P&DC Mail Facility and the Exxon World Headquarters in Irving, Texas.

Stephen L. Patterson, PE, CPRC, RRC, Director of Engineering Services, is a Licensed Professional Engineer and Certified Professional Roofing Consultant with 30 years experience. He consults for insurance companies, provides expert testimony for litigation, and is engineer-of-record on design. His accomplishments include:

· Licensed Professional Engineer, Texas, 1978 and Oklahoma, 1998

· Registered Professional Roof Consultant, Institute of Roofing & Waterproofing Consultants, 1996

· Registered Roof Consultant, Roof Consultant Institute, 1996

· Bachelor of Science, Civil Engineering, Texas Tech, 1971

· Masters Business Administration, University of Dallas, 1977

· Member, American Society of Civil Engineers

· Member, National and Texas Society of Professional Engineers

· Member, Construction Research Center at the University of Texas at Arlington

· Member, Roof Consultant Institute

· Publication: Stephen Patterson and Madan Mehta, Roof Design and Practice (Columbus Ohio: Prentice Hall, 2000). Steve Patterson and Madan Mehta, "A Low-Slope Commercial Roofing Overview," Texas Architect, 1998.
Mr. Patterson's experience and training are virtually unsurpassed in the roofing field. He has been extensively involved in the research and development of roof coatings, single ply roofing, and built-up roofing, having traveled much of the world investigating and solving roofing problems. He has evaluated and designed all types of roofing systems, including built-up, metal, tile, slate, composition, single ply, and sprayed-in-place foam.

Project Management Staff

Michael Christopher, Director of Roof Management Services and Registered Roofing Consultant (RRC #0442). He has 13 years experience in providing roofing and waterproofing investigation, analysis, and design. He has guided many roofing and waterproofing projects from the Investigation/ Assessment Phase through all phases of Design. He received his B.S. Degree in Environmental Design from Texas A&M University. He is an Associate AIA and is currently preparing for certification as a Registered Waterproofing Consultant (RWC). At ROOFTECH, Mr. Christopher develops and maintains all Roof Asset Management programs, including investigation for damage assessment, Executive Summaries, budgeting for repair and replacement, and Long-Term Planning. He provides Plan Reviews for numerous Architects and General Contractors on all new construction projects.

Dave Long, C.I.T., Project Manager, has 31 years experience in testing, inspecting, and quality control of all types of roofing, sheet metal, and waterproofing related projects. Mr. Long provides design of roofing and waterproofing projects from schematic design through construction documentation. Mr. Long is a Certified Infrared Thermographer, Level I, with the Infraspection Institute. He has experience providing infrared thermography, moisture content, impedance, built-up roof analysis, and gradation of gravel testing. He is responsible for managing the testing of all roofing projects. He directs and oversees the testing and laboratory services for investigation, design, and construction administration.

Madan Mehta, Ph.D., PE, M.Bdg.Sc., B.Arch., Senior Construction Specialist, is a Professor of Architecture at the University of Texas at Arlington (UTA) and a part time Construction Consultant for ROOFTECH. He is a licensed professional engineer and an expert in construction and material science and is experienced in all areas of architectural design including roofing, architectural structures, and acoustics. Dr. Mehta has been a practicing architect and has taught architecture on 4 continents. He has written 4 full-length books on construction. Dr. Mehta brings a combination of practical experience and the academic discipline to our team. Dr. Mehta has worked with Stephen L. Patterson for the past 6 years, and works directly for ROOFTECH on a part time basis on special projects where his expertise is required.

Ralph H. Ellerbrock, Senior Construction Specialist, has over 44 years experience in design, engineering, manufacturing, and sales of windows, doors, and curtain walls to the construction industry. Mr. Ellerbrock is experienced in architectural aluminum products and has extensive experience in evaluating, inspecting, and making recommendations for long-term remedial corrections of failed products or faulty installations of windows, doors, and curtain walls on existing commercial buildings.

Jimmy Stowe, RRO, Project Manager, has over 34 years experience in the construction industry, 12 years in the roofing industry, and 8 years with ROOFTECH. He has extensive experience with structural and roofing evaluations. Mr. Stowe managed the instrumentation and controls in the installation of the Comanche Peak Nuclear Facility, as well as at numerous paper mills and petrochemical plants. At ROOFTECH, Mr. Stowe supervises and coordinates all areas of the inspection of roof assemblies. He is responsible for all projects south and west of ROOFTECH's corporate office.

Benny Hall, RRO, Project Manager, has 22 years experience in the industrial construction industry, including 10 years supervision, 4 years in piping and instrumentation design and drafting, and 5 years in roofing. Mr. Hall managed all penetrations through walls and floors during the installation of the Comanche Peak Nuclear Facility. At ROOFTECH, Mr. Hall oversees and performs full-time and periodic inspections of roofing projects to ensure roof applications are performed in accordance with construction specifications and Industry Standards. He is responsible for all projects north and east of ROOFTECH's corporate office.

Larry Treadway, RRO, Designer/ Sr. Technical Observer, is a Union Sheet Metal Worker with over 25 years experience in roofing and sheet metal. He has worked as a Roofing Observer for ROOFTECH for 9 years. He has inspected and evaluated millions of square feet of roofing, with special expertise in slate, copper, and tile roof systems. At ROOFTECH, he performs full-time roof observations, assists with all types of testing (including infrared and water testing) and roofing design.

Shawn Clark, Construction Contract Administrator, has 13 years experience in office administration with 7 years in Contract Administration. She holds a B.A. degree in Recreational Leadership and Psychology from Southwestern Oklahoma State University. Ms. Clark handled contract administration for the Fort Worth Transportation Authority (Trinity Railway Express), the North Texas Tollway Authority (DNT Phase 3 & PGBT Segment IV), and DFWIA (Terminal C Expansion & ATSAC II Integrated Partners Joint Venture). At ROOFTECH, Ms. Clark prepares and executes contract documents, pay applications, and change orders. She verifies the Davis Bacon Wage Rate compliance of certified payroll, tracks projects, and provides project closeout documentation in accordance with contract specifications.