Mastic Asphalt Contractors and Manufacturers Roofing Specialists - UK

Guaranteed Asphalt's 40 year history had small beginnings, but over the years we have built an extensive and impressive portfolio. A mastic asphalt contractors and manufacturers that prides itself on the quality of its' work, we have managed to acquire a reputation that is unsurpassed around the world.

Mastic Asphalt Contractors and Manufacturers
Guaranteed Asphalt was formed in 1963. The company has massively evolved over the years and, in the early 1980's, we acquired our own asphalt plant in Corby, Northants.

Here we produce all types of mastic asphalt, including two new polymer modified varieties on which we hold agrement certificates. The company has in recent years made and laid asphalt to project-specific specifications on the Severn, Forth and Storebaelt road bridges.

The company has a unique range of asphalt plant including hot charge transport capable of delivering loads from 5-20 tonnes. With their own mounted crane or hy-ab offload capability.