HVAC Service & Preventive Maintenance


General and Emergency HVAC Service

Whether clients need routine maintenance, 24/7 emergency service, or a full-service maintenance program, NEMSI has a solution designed to work.

NEMSI’s maintenance services cover a variety of systems and equipment, including:

  • HVAC systems
  • Chiller service and retrofits
  • Cooling towers
  • Computer room and data center cooling systems
  • Direct digital controls (DDC)
  • Pneumatic and electric controls
  • Variable air volume systems
  • Plumbing installation and maintenance
  • Steam and hot water boiler service and retrofit
  • Variable frequency drive (VFD) applications and service

HVAC, Mechanical, Electrical, Plumbing, and BAS Maintenance

A primary strength has always been NEMSI’s emphasis on preventive maintenance programs. NEMSI has three sample programs:

Full Service – Facilities Services and Supplies:

Preventive maintenance with all extra needed facilities: HVAC, MEP, building automation systems, labor, and parts included at one yearly cost. This full-service maintenance program allows clients to budget for all their HVAC service needs in advance.

Full Labor – Facilities Consultants & Technicians:

Preventive maintenance with all extra labor for facilities: HVAC, MEP, building automation, and controls expertise included at a fixed yearly cost. This full labor maintenance program allows clients to budget effectively for their annual HVAC expenses.

Preventive Maintenance – Custom Facilities Programs:

The benefits of a preventive maintenance program customized to include some or complete facilities, HVAC, MEP, building automation and controls services are:

  • Fewer failures
  • Less costly repairs
  • Improved indoor air quality
  • Extended equipment life
  • Increased reliability
  • Increased productivity

For more information about facilities preventive maintenance programs and on-site facility services, please email Russ Stevens, Sr. Vice President.