Since 1976, MBCI has partnered with our customers to deliver high-quality metal building components backed by meaningful relationships and trusted performance. With our comprehensive portfolio and end-to-end expertise in building solutions, MBCI supports our customers throughout the project life cycle.



POLYGLASS® is a leading manufacturer of modified bitumen roofing and waterproofing membranes, insulation and roof coatings for low- and steep-slope applications.



SOPREMA’s products and services aim to meet the needs of construction’s most demanding professionals with regard to waterproofing of roof-terraces, civil engineering works, insulation, covering, lighting, green roofs and reinforced membranes for swimming pools.

Thanks to its more than 100-years-of specialization in the manufacturing and the development of waterproofing complexes, SOPREMA is able to offer original, high-performing, and high-technology solutions to respond to specific challenges from the construction, civil engineering, hydraulic works, and swimming pools sectors. Thanks to continuous optimization by the R&D departments based on eco-design rules, SOPREMA’s waterproofing systems today provide outstanding performance in terms of resistance, reliability, and durability.



Versico was formed in 1993 through the acquisition of a major single-ply roofing company. Now, more than twenty-five years later, Versico has positioned itself as one of the top three single-ply roofing system manufacturers in the U.S. by focusing its efforts on quality products and exceptional service. Versico has been instrumental in the development of today’s leading technologies in the commercial roofing industry.



FiberTite makes every element of our roofing products to ensure peerless quality. From knitting our own fabrics to applying custom proprietary coatings, we’ve been honing our expertise since 1949.



Siplast believes that no one product is appropriate for every use. Different conditions require different solutions. So, in addition to SBS-modified bitumen roofing materials, Siplast manufactures a line of polymethyl methacrylate (PMMA) liquid resin products for roofing and waterproofing applications. The products offer the application convenience of liquid-applied systems while meeting Siplast’s uncompromising performance standards.



More homes and businesses in the U.S. are protected by a GAF roof than by any other product. They are the leading roofing manufacturer in North America, with plants strategically located across the U.S. As a Standard Industries company, GAF is part of the largest roofing and waterproofing business in the world.



Carlisle Companies Incorporated is a diversified, global portfolio of niche brands and businesses that manufactures highly engineered products and solutions for its customers. Driven by their strategic plan, Vision 2025, Carlisle is committed to generating superior shareholder returns by combining an entrepreneurial management style under a center-led framework with a balanced approach to capital deployment, all with a culture of responsible stewardship and continuous improvement as embodied in the Carlisle Operating System.



Sika Sarnafil is the leading manufacturer of single ply roofing membranes for flat roof waterproofing. Some of Britain’s best known buildings feature Sika Sarnafil roofs, and it is the system of choice for applications in education, commerce, retail, leisure, travel, and many other sectors.

Since the 1960’s the performance and longevity of Sika Sarnafil roofs has been demonstrated in millions of successful applications worldwide, in every conceivable climate, and many of the early installations are still providing reliable protection today.



Firestone provides trusted roofing and building solutions. With innovative products such as UltraPly™ TPO self-adhering roofing membranes, SecureBond™ technology, CoreGard™ waterproofing technology, and Gaco waterproofing, they offer solutions for every system, building, and budget.

They are a culture of reliability. From their Firestone Red Shield™ Warranty to the Gaco 50-Year Limited Material Warranty, they lead the industry in long-term warranty coverage for every customer.

They are a business partner. With a team of professionals dedicated to providing custom solutions and support for every customer, as well as interface technology to ensure ease of communication; they are there for you, throughout every step of the building process.

They are committed to sustainability. With roofing and building solutions that meet and exceed requirements for eco-conscious building, they are dedicated to participating in Bridgestone’s long-term vision of using 100% sustainable materials in all products by 2050. They are constantly striving to develop eco-friendly products and processes that pave the way for a brighter tomorrow for current and future generations.