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GSI Systems Inc. is New York's most skilled and responsive provider of HVAC service and maintenance. Our experienced office staff and service managers coordinate our trained and EPA certified technicians to handle all your Maintenance and Service needs. From scheduled maintenance visits to 24-hr emergency service for your critical systems, we have a contract to fit your needs and budget.

We are pleased to offer:

  • 24 hour 7 day emergency service
  • Comprehensive and Customized Maintenance Stratgies
  • Guaranteed 2-4 hour response time
  • Expert troubleshooting
  • Computerized dispatching and service records
  • Extensive parts inventory to avoid downtime of critical systems
  • Radio dispatch and cellular servicee for all technicians and supervisors
  • Remote monitoring of system operation
  • Factory trained and EPA certified Local 638 technicians
  • OSHA Occupational Safety Certified Technicians