Complex sentence: For-profit ABs are ANSI-ASQ National Accreditation Board/ACLASS, International Accreditation Service (IAS), Laboratory Accreditation Bureau (L-A-B) and Perry Johnson Laboratories (PJLA).
Split into simpler sentences: For-profit ABs are ANSI-ASQ National Accreditation Board/ACLASS, and International Accreditation Service (IAS). In addition, there are Laboratory Accreditation Bureau (L-A-B), Perry Johnson Laboratories (PJLA).