- National Utility Service, Inc.
- Park Ridge
Services include analyzing, verifying, and validating invoices and contracts for electricity, gas, water, sewerage, oil, and petroleum products.
www.nusinc.com
- Energy Tracking, Inc.
- Garfield
Providing automatic electric, gas and water meter reading (AMR) systems and true power metering systems for commercial, industrial and residential applications.
www.energytracking.com
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