BAKER, founded in 1940, provides comprehensive professional engineering and consulting services for potable water and wastewater systems throughout Pennsylvania.  Routine engineering services provided include:  system evaluation/feasibility studies, sewer system rehabilitation, CSO/SSO/Consent Order assistance, treatment upgrades, water system improvements - filter upgrades, tank repainting, system modeling, and line extensions, replacements, permitting, bid phase/construction monitoring services, user charge system/rate studies, and operation trouble shooting/consulting.  Baker's PA offices are located in Moon Township (Headquarters), Beaver, Harrisburg, Horsham, and Philadelphia.