 Visit with Harv at 4320 North Montana or go to lighthouseinteriorsmt.com for details. You've heard this before. If you're going to do something, do it right the first time. And when it comes to construction and carpentry, measure twice and cut once. Good lessons learned that Christofferson Construction takes to work every day. If you need roofing repairs or replacement, Christofferson Construction installs all roofing types, plus siding, windows, and doors.