Our independent Green certifications show that we go beyond using “Green Cleaning” certified products, we use Certified Green Processes throughout our company.

HARVARD® Services Group is the only women-owned certified building service contractor based in the Tri-State area to have CERTIFIED Green & Sustainable Programs, including Green Seal GS-42 & ISSA-CIMS Certified GB with Honors.

ISSA is a consensus-based management standard for cleaning contractors. Certification assures service excellence in: Quality systems; Service delivery; Human resources; Health, safety, and environmental stewardship; Management commitment; and Green Building (GB). Learn more at www.issa.com/cims


Green Seal developed the life cycle-based sustainability standards for products, services and companies. Certification criteria includes planning, products, supplies, equipment, procedures, training, documentation, and communications. Learn more at www.greenseal.org


GREENGUARD Indoor Air Quality Certification Program assures that products designed for use in office environments and other indoor spaces meet strict chemical emissions limits.