Provides precision cleaning for computer rooms, data centers, cleanrooms, controlled environments, and sensitive electric equipment.

Full service elevator maintenance and repair. ADA compliance.

Provides cleanroom cleaning, training, certification and consulting for high-tech industries where perfection is essential.

Provides specialized data center and cleanroom cleaning services and contamination control.

Full service maintenance company providing turnkey installations of sanitary process piping, ammonia refrigeration systems and equipment.

HVAC and commercial building maintenance and repair.

Designs, integrates, installs, tests, operates and maintains complex mechanical and electrical systems.(Nasdaq: EMCG)

Specializes in data center cleaning services.

Specializes in elevator maintenance and repair, modernization, service and construction.

Specializes in commercial, industrial, and marine protective coating preservation and application.

Provides facilities and waste management for the UK.

Provides top quality parking lot repairs and traffic control marking.

Specialized cleaning services and products for critical environments providing data center cleaning, cleanroom decontamination, physical disaster recovery, and environmental audits.