Roofing & Waterproofing Consultants

Flat roofs, sloped roof, green roofs and more -- Honza Group Inc. is your roofing and waterproofing consultant. Whether you need to know where and how big a potential roof leak maybe or need an expert to manage a new roof install -- we have you covered. Our nonabrasive electronic leak detection system pin points not only your leaks, but areas of weakness so that you can mitigate your damage before it happens.


With roofing and waterproofing being one of the greatest liabilities to owners, architects and contractors, securing the services of a consultant can reduce your long-term costs and liability. Honza Group Inc. (HGI) specializes in...


Our mission is simple -- reduce roof maintenance costs through our comprehensive testing and consulting services.


Honza Group Incorporated offers over 35 years experience in the roofing and waterproofing industry. During that time our firm has acquired in-depth knowledge of a broad range of roofing and waterproofing membranes. We have represented a number of owners and architects in roof failure evaluations, surveys, detail and specification preparation, formulating preventative maintenance programs, construction compliance inspections and have acted as a legal expert in lawsuits.


For the past 5 years Honza Group Inc. has supported roofing and waterproofing contractors, general contractors, and owners with Electronic Leak Detection (ELD) also referred to as Electronic Field Vector Mapping.