Name: Tomseth Construction Company. Descripton:Tomseth Construction Company is a fully B100 licensed and insured company operating out of Syracuse, Utah. It is owned and operated by Jacob Tomseth, who has more than 15 years of both residential and commercial experience. We can help you on any project from a new exterior deck to a basement finish or room addition. Among our extensive concrete services are custom concrete countertops and custom flooring overlays. We can help in any project to help improve your home.