The service divisions of Gerrus Maintenance Inc. are New Jersey’s premier providers of commercial janitorial services, office cleaning programs, building maintenance, regulatory cleaning, certified mold remediation, health hazard sanitizing, and specialized residential cleaning services. Now in its fourth decade of family ownership and management, Gerrus offers a comprehensive array of services and sanitary supplies to discriminating clients. We are members of the American Institute of Chemical Engineers, since 1959, the Building Service Contractors Association International, since 1974, the Indoor Air Quality Association, the American Institute of Biological Sciences, the American Society for Microbiology, the Mycological Society of America, and others. We hold remediation certificates from the American Council For Accredited Certification and the Institute of Inspection, Cleaning and Restoration Certification. We provide service to New Jersey, Staten Island and Northeastern Pennsylvania.
Our experienced, professional, chemical engineer-managed staff is closely supervised to provide our clients with the very highest level of quality-controlled, cost-effective service. Our customized total cleaning, maintenance and remediation will always meet your needs and exceed your expectations.
Professional Certifications and Accreditations
- American Council For Accredited Certification
- Institute of Inspection, Cleaning and Restoration Certification
- Building Service Contractors Association International
- Indoor Air Quality Association
- American Institute of Chemical Engineers
- Mycological Society of America
- American Institute of Biological Sciences
- American Society for Microbiology
Gerald R. Cohen — President & CEO
Mr. Cohen founded Gerrus Maintenance Inc. and the subsidiary companies of the Gerrus Group. Gerald earned the B.Ch.E. from Cooper Union and the M.S.Ch.E. from Purdue University. He taught on the chemical engineering staff at Purdue and subsequently held positions as a chemical engineer that included quality control, plant engineering and management, environmental engineering, process design and consulting, research, and plant development. Since its inception, he has managed the professional activities of Gerrus Maintenance Inc.
In addition to defining our corporate standards for quality control and customer service, Mr. Cohen is directly responsible for all technical operations within Gerrus and for the direction of all projects with regulatory requirements. He has considerable expertise in developing customized cleaning and maintenance programs for office, industrial, pharmaceutical, retail, medical, chemical and facilities. Under his guidance, Gerrus Maintenance, Inc. provides cleaning and sanitizing services at the highest level, ranging from daily scheduled maintenance to regulated cleaning and remediation projects.
Call 732-225-0662 now or Request A Quote.

