HILLSBOROUGH, NJ--(Marketwired - January 19, 2016) - Natural Systems Utilities (NSU) announced today the successful completion of the acquisition of Phillips Services, Inc (PSI) and expansion into California.�PSI is located in the San Francisco Bay Area and manages 25 on-site water and wastewater systems within a 100 mile radius of Napa.�PSI has been providing safe and reliable operations services since 1986 and has an outstanding reputation with its clients along with the local and state regulatory agencies.�NSU will assume all of the PSI contracts and business operations.�