ROSEMONT, Ill. — Foam Holdings, a Wynnchurch Capital, L.P. (“Wynnchurch”) portfolio company, announced the acquisitions of Amvic, Inc. (“Amvic”) and Concrete Block Insulating Systems, Inc. (“CBIS”).

Amvic is a maker of EPS insulated concrete forms, radiant heat flooring and other construction and insulation products CBIS makes EPS preformed concrete block insulation systems and insulated ...