Building distinctive custom homes of unique design, outstanding quality and old world craftsmanship . . . from traditional style, contemporary, ranch and timberframe . . .

We are a fourth generation of home builders.

“I love creating a one-of-a-kind type of house,” he said. “What’s really fun is going back to some I’ve done three or four years ago and remembering what I did, and seeing how the rooms still function and how it functions exactly how the people wanted it.”

Bill’s interest in home building has been with him all his life.

Last year, North Idaho welcomed Sundance, a custom-built home on Lake Coeur d’Alene that was the perfect symbol of Northwest living.

It was a 5,850-square-foot structure, blending fine wood, fine stone and fine décor to create something rustic yet elegant.

The home was created by fourth-generation builder Bill Koll and the family-owned company Rainbow Mountain Development, plus a team of top specialty subcontractors who have been working with him for years . . .