Complex sentence: Jaros, Baum & Bolles (JB&B) is an engineering company founded in 1915 and based in New York City, The company specializes in mechanical, electrical, and plumbing (MEP) and building services engineering.
Split into simpler sentences: Jaros, Baum & Bolles (JB&B) is an engineering company. Based in New York City since its founding in 1915, the company specializes in mechanical, electrical, and plumbing (MEP) and building services engineering.