» Air Plenum
   Provides precision cleaning for computer rooms, data centers, cleanrooms, controlled environments, and sensitive electric equipment.
   http://www.airplenum.com/

» Arundel Elevator
   Full service elevator maintenance and repair. ADA compliance.
   http://www.arundelelevator.com/

» Controlled Contamination Services Homepage
   Provides cleanroom cleaning, training, certification and consulting for high-tech industries where perfection is essential.
   http://www.cleanroomcleaning.com/

» D and D Maintenance and Millwright Service
   Full service maintenance company providing turnkey installations of sanitary process piping, ammonia refrigeration systems and equipment.
   http://www.d-dmaintenance.com/

» EMCOR Group, Inc.
   Designs, integrates, installs, tests, operates and maintains complex mechanical and electrical systems, including distribution systems for electrical power, lighting systems, including fixtures and controls, low-voltage systems, heating, ventilation, air
   http://WWW.EMCORGROUP.COM/

» Hontz Elevator
   Specializes in elevator maintenance and repair, modernization, service and construction.
   http://www.hontzelevator.com/

» Merit Asphalt Repair Limited
   Provides top quality parking lot repairs and traffic control marking.
   http://www.plazacare.com/merit.html

» World Service Company
   Janitorial services for airlines and airports across the United States. Also provide services for shopping malls, banks, and office buildings.
   http://www.hometown.aol.com/world62225/myhomepage/index.html