HEI communication systems use state of the art technology components

Studies
  Automation and SCADA Feasibility Studies
  Control System Design Guidelines
  Electric Power Load Studies
  Electrical System Integrity Studies 

Design/ Integration 
 Automation Control Systems
 Distributed Control Systems
 Supervisory Control and Data Acquisition Systems
 Telecommunications/ Telemetry Systems
 Network Configuration
 Instrumentation
 PLC and Application Software Development
 Electric Power Distribution Systems
 Low and Medium Voltage Substations
 Motor and Variable Speed Controls
 Lighting
 Facility Electrical Systems
 HVAC System Design
 Fan Control
 Energy Management 
 
Construction
  Construction Management Services
  Inspection Services
  Control System Startup
  Operation and Maintenance Manual Development