About Us

Eco-friendly commercial cleaning in the greater Philadelphia region

Experienced And Affordable

Greater Philadelphia Area's Trusted Janitorial Firm

Greencore Building Services, LLC is a leading provider of commercial janitorial services throughout Southeastern PA and the surrounding areas.  With over 30 years of experience in building maintenance and a standard of 100% customer satisfaction, we have developed a reputation built on integrity and quality that few can match. We are also committed to implementing green cleaning strategies in the workplace and minimizing the environmental impact of cleaning.  

Greencore is fully bonded and insured and all employees are screened for your protection. 

Greencore Building Services is a proud sponsor of...

  • Jack Loew Charity Golf Tournament
  • St. Elizabeth Knights of Columbus Council Annual Charity Golf Tournament – Sponsor James McNally with J. Loew
  • Four Diamonds at Penn State Children’s Hospital
  • Muscular Dystrophy Association – Sponsor John Beale with Preferred Sands
  • Hankin Invitational
  • American Heart Association – Sponsor IMC Construction Company
  • Dean Randazzo Cancer Foundation
  • Relay For Life of Central Chester County

To learn more, call Greencore Building services at 610-524-4111 or use the contact page to reach us via email

Your Space Deserves The Best – Call 610-524-4111 For Janitorial Work That Shines.

Greencore Building Services provides professional janitorial service to a growing number of clients in the Greater Philadelphia Area area and beyond.


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