Cleaning Services for Rhode Island, Connecticut, and Western Massachusetts Businesses. We are your local experts for commercial cleaning, disinfection, and infection prevention. You can count on System4 IPS for customized janitorial & facility management services to meet all your needs—no matter whether you’re cleaning an office, bank, school, restaurant, church, or something else. Whether you want cleaning, disinfection, or next-level protection from antimicrobial coatings, call System4 IPS.