In 1985 Roger Loyson built the MacMobile for the McDonald's Corporation using fiberglass over a metal shell he designed. The MacMobile was 24 times the size of a Big Mac.

Today, he works with bronze sheet to create one of a kind pieces, created in Repousse.  He has designed and built ornamental gates and enclosures.  His special interest is building larger than life realistic animals, and to date has built a Snapping Turtle 7 1/2 feet in length and an Armadillo 5 1/2 feet in length.  He recently completed a five foot World Globe.  He has built more than 51 aluminum J-3 Cubs and Super Cubs to match pilots airplanes that they have flown in the past.

His artwork is displayed at The Human Services Center in Bemidji, and on occasion at the Bemidji Community Art Center, and other local businesses. He is a member of the Region 2 Arts Council and works with architects from around the country.  He is a member of ABANA, and has shown works at their World Conferences.  His J-3 Cub weathervanes fly high on Piper's Peak in Pennsylvania, with the Piper Family to Airports across the country, displayed in shops such as  as the Seattle Aviation Bookstore, to Maine Book Shop, and in the private collections of Pilots and former Pilots.