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Gerster Energy Services

Technology and EnergyLED retrofit lighting for parking lots. 

Gerster Energy Services energy engineers offer a broad approach to energy efficiency. We have experience conducting over 1,000 facility energy assessments and provide time tested realistic recommendations. We provide access to new technologies and coupled with ongoing project system monitoring and verification.


We help facility managers identify and select the most cost-effective project opportunities. Our energy expertise is based on superior mechanical and electrical capabilities followed by hands-on real world application and know-how. From utility bills to building systems to commissioning – We Know What Works!


Energy Management Strategies

  • Energy Management Systems – Direct Digital Control (DDC) and wireless

  • Distributed Generation and Co-generation

  • Steam and Hot Water

  • Controls

  • Compressed air

  • Heat Recovery

  • Ice Storage

  • Process systems and equipment

  • Engine drives

  • Fuel switching

  • Software

  • Peak Shaving


LightingMiura Boiler 

  • LED energy efficient indoor and outdoor lighting

  • Wireless lighting control



  • Air Handlers, distribution and balancing

  • Indoor air quality

  • High efficiency motors

  • Chilled water optimization

  • Cooking and refrigeration equipment

  • Variable speed drives

  • Variable speed chilled water conservation

  • Process exhaust heat recovery

  • Grey water heat recovery

  • Constant volume to variable air volume conversions

  • City water cooled refrigeration conversion to air cooled

  • Constant flow to variable flow pumping system

  • Electric heating conversion to natural gas

  • Economizer

  • Variable ventilation and exhaust rates for humidity control

  • HVAC system optimization


Backup Power Generation

  • Evaluation and design

  • Turnkey installation natural gas and diesel systems



  • Retro-commissioning

  • Balancing

  • Energy audits and consulting

  • Strategic energy planning

  • Monitoring and verification of energy projects

  • Utility negotiations

  • Water conservation


Applying and installing technology is only part of the project assistance offered by Gerster Energy Services. For more, see overview and financing.


45 Earhart Dr., Suite 103, Williamsville, NY 14221

(716) 626-1260

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Buffalo, NY photo taken by Mike Boncaldo