Advantage Maintenance Inc ISNnetworld: Advantage Maintenance Inc is happy to announce our 2 year membership with ISNetworld! ISN is the global leader in contractor and supplier information management. Since 2001, ISN has helped enterprises proactively reduce risk by qualifying and monitoring contractors to promote safe and sustainable operations throughout the supply chain.

​The all-inclusive and configurable subscription-based platform, ISNetworld®, helps companies identify the most qualified contractor companies that meet and exceed industry, regulatory, and company-specific standards in the areas of health, safety, quality, insurance, training, cybersecurity and ESG.

At Advantage Maintenance Inc ISNnetworld membership allows us to stay up to date with the best practices in the industry, and streamline our compliance pre-qualification processes for safety and training. It works to help us ensure regulatory compliance, for all of of current and future partners. We look forward to many more years of membership with ISN.

Janitorial Services in Connecticut since 1986. Multi-state service since 2000.

Advantage Maintenance Inc., has been providing janitorial and maintenance services to leading businesses in Connecticut since 1986. Our clients include many property management companies as well as entertainment and arts venues, multi-tenant office buildings, major corporations, banks, financial institutions, medical facilities, and schools. Combining the most up-to-date technology with more than 35 years of experience makes Advantage Maintenance Inc. the preferred choice for janitorial services throughout the Northeast by leading businesses and industries in the markets that we service. Many of our clients have multiple locations throughout Connecticut, Massachusetts, and Rhode Island.