World's Leading Cleaning Consultants

Our custodial consulting company leads and inspires professionals to shape their cleaning programs, so that every person can enjoy clean, healthy, and safe facilities.
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2 Billion

Square Feet

Happy Customers

Customized Industry Custodial, Janitorial, and EVS Consulting

Learn how our independent cleaning experts can help you transform your cleaning program. 

Colleges & Universities

K-12 School Districts

Healthcare & Hospitals

Corporate & Industry

Property Management

Retail & Malls

See more industries

Quality Inspection Software for a
Clean, Healthy and Compliant Future

A custodial, janitorial, and EVS software suite of simple, practical tools to shape a modern-day cleaning program

A Team of Cleaning Experts You Can Trust

Our passionate custodial, janitorial, and EVS consulting professionals have worked with over 2 billion square feet and 50,000 facilities; our experience will help you understand your current cleaning program and map out your future success.

Independent & 3rd party

We are consultants only (we do not provide cleaning or management services nor do we sell supplies)

Industry certified

Our certifications include GBAC, CMIP, CMI, ICE and AAP, and we are longstanding members of every major cleaning organization

Focused passion

We are not a loose network of custodial, janitorial or EVS consultants; our team is all in-house, from the senior consultants to the software developers

Our Clients Love Us

Core’s environmental services expertise has helped us get the most value out of our EVS program, at the right cost."

Richard Newman
Executive Director, Finance Operations
Kaiser Permanente

Core provided external validation that our existing operations and practices were excellent. At the same time, they showed us ways we could save additional dollars."

David Hill

Executive Director of Facilities
Blue Valley School District

Core showed us that we could save money and increase quality across a large portfolio."

Kerry Noble

Facilities Manager
Health Care Service Corporation

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Ready to build confidence in your cleaning program or contract?

or call us directly at 800-772-6352