 Your home is one of the largest purchases you'll make in a lifetime. Protect your investment with custom roofing and siding from Bannister Custom Exteriors. After 65 years of installing roofs, you become a bit of an expert. Bannister Custom Exteriors has a reputation of getting the job done on time, on budget, and done right. And they'll back that installation with Bannister's Best 5-Year Workmanship Guarantee. From shingles to standing seam roofing, vinyl to cedar siding, go with Bannister Custom Exteriors.