Barton Malow, a large general contractor in Southfield, has started work on an expansion of its Field Services facility in Oak Park. The upcoming 52,000-square-foot building will complement its existing facilities and be completed in summer 2027. // Rendering courtesy of Barton Malow Barton Malow, a large general contractor in Southfield, has started work on an expansion of its Field Services facility in Oak Park. The upcoming 52,000-square-foot…