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Whether you are looking to fix, upgrade, or install a new roof, Ernie Colegrove Construction has the experts that can help you with any residential or commercial roofing project.

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Ernie Colegrove Construction provides complete siding and trim installation. Whether you need vinyl, metal, or fiber composite siding, Ernie Colegrove Construction has the experts that can help you.

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Ernie Colegrove Construction offers professionally installed seamless gutters that reduce the possibility of leaks that will protect your home and commercial building.

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DERBIGUM Americas, Inc. is an industry leader with a global network of distributors. Whether you are an owner, contractor, or specifier, this ensures that wherever you are located you have access to the best roof you can buy and the support of qualified DERBIGUM experts.


Quality that helps you get the job done correctly. Quality that assists you in providing your customers with the best possible service. Quality that boosts your professional standing.

DERBIGUM quality starts with the outstanding characteristics of our products: superior materials, long-life, unmatched guarantees, a wide selection of specially designed products, and our low/no flame solutions.

Our promise to you is quality service to support our high performance products. Take advantage of our technical support from the initial design of your project, during installation, and throughout the life of your roof. Our technical experts have broad industry experience and are there to answer any questions.

Our commitment to quality is extended to our Authorized Contractors. From technical Guidance to training and sales assistance, we provide unique benefits to strengthen the relationship we have established with our DERBIGUM Authorized Contractors.


With rising energy costs and environmental concerns, the roof has become more than just shelter from outside elements.

DERBIGUM Americas, Inc. offers options to meet the demands of today's owners. With our 30+ years of in place performance to our passive cooling systems we provide you with a system with proven longevity and durability.

We will provide you with the right roofing solution installed by the best contractors in the industry.

  • Life Cycle Costs - Why consider your roof as an investment
  • Long Life - Double the life of your roof
  • DERBIGUM Superiority - The difference
  • Guaranty - We stand behind your roof
  • Low Flame / Flame-Free Application - Safe installation

Derbigum Commercial Roofing


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