ADAPTIVE CONSTRUCTION SOLUTIONS, INC. ACS is an apprenticeship intermediary that sponsors U.S. DOL multi-employer (non-joint) Registered Apprenticeship for multiple industries including the renewable energy sector. Adaptive Construction Solutions, Inc. (ACS) is a full-service “award winning” provider that can perform all apprenticeship functions to “hide the wiring” of your program. Utilize our team to register, manage, and accelerate your program while you focus on your business. For businesses that need greater assistance, ACS regularly acts as the sponsor and administrator.