Contact us or call Toll Free: (855) 498-6333

A Full Service Janitorial Company



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Why Us?

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Contact Interstate today to discuss your customized program.

Interstate Building Maintenance Corp.
508 Prudential Rd #100,
Horsham, PA 19044
(215) 675-8500
Toll Free: (855) 498-6333

Welcome to Interstate Building Maintenance Corp.

Since 1988, Interstate Building Maintenance Corporation has partnered with property management firms, building owners and facilities managers to provide outstanding janitorial cleaning services.  Our firm’s success is built on a culture of commitment, communication and accountability.

We create customized cleaning programs to fit the specific needs of our clients, and our professional staff is dedicated to ensuring long-term partner satisfaction. 

We provide commercial cleaning services in the mid-Atlantic states of Pennsylvania, New Jersey, Delaware, and Maryland, and we are pleased to announce that we have expanded our territory to include Ohio.

Our services include, but are not limited to:

  • Green Cleaning
  • Monitoring and/or Ordering of Consumable Supplies
  • Manufacturing Plant Cleaning
  • Raised Computer Room Floor Cleaning
  • Power Washing
  • Window Cleaning
  • Construction Cleanup
  • Discount for Multi-Site Locations
  • Nightly Janitorial Cleaning
  • Day Porter and Matron Services
  • Hard Surface Floor Care
  • Carpet Care
  • Restroom Detailing and Sanitizing
  • Emergency Services
  • Clean Room Services
  • Maintenance and Temporary Staffing
  • Furniture and Upholstery Cleaning


“I have known Bob Weller and used Interstate Building Maintenance Corporation for over 8 years. Bob and his team performed at the highest level and were always open to comments, reviews, or suggestions on changes to make the service level even higher.”
Brian W., Vice President