Stewart Companies

Principio metal systems logo and home
beautiful metal siding patina
Metal roof tiles from Principio Systems
copper shingle roof with blue green patina
Rustic copper roof on a new house


Principio Metal Systems is the leading manufacturer of metal roofing and siding shingle panels. Our patented design couples durability, ease of installation and beauty, and is unlike anything else available on the market today.

Our products are designed by roofing professionals to be easy to bid, easy to install and easy to maintain. With our patented system even contractors new to metal roofing will experience easy installation.


4155 Highway 6
Dotsero, CO 81637


Natural metal and painted metal roofing and siding shingles

Accessories such as flashing systems, snow retention and gutters

Architectural support