Both Kuney Construction and Stacy and Witbeck previously have been selected to perform work on other Sound Transit projects. The authority gave Kuney a $93 million contract to build a segment of the East Link Extension. Stacy and Witbeck is part of a joint venture with Atkinson Construction with a $295 million contract for the East Link as well. Northwest Transit System Partners, a joint venture between STV and Mott MacDonald, was selected to oversee construction of the East Link in August 2017.
