HCG Affiliations We’re proud to be a part of these industry organizations: The Society for Maintenance and Reliability Professionals (SMRP) – We are Certified Maintenance and Reliability Professionals National Society of Professional Engineers (NSPE) American Petroleum Institute (API) National Minority Supplier Development Council (NMSDC) Houston Minority Supplier Development Council (HMSDC) Program Management Institute (PMI) ASSE