NORTHERN ILLINOIS UNIVERSITY
Dekalb, Illinois
ESG and NIU Leverage Illinois Legislation to Apply Performance Contracting for Campus-Wide Improvements
THE OPPORTUNITY
Northern Illinois University, located 65 miles northeast of Chicago, needed a partner to modernize the campus and associated facilities without increasing operational costs or capital budgets. The main goal …to focus precious dollars on the mission of educating students in a comfortable and safe environment.
THE RESULTS
In collaboration with the leaders of NIU, Energy Systems Group developed unique campus solutions and a long-term strategy to implement over $14 million in multiple projects providing:
- Financing Package Requiring No Capital from the University
- Guaranteed Energy Savings to Reduce Costs and Stretch Existing Budgets
- Upgraded HVAC, Lighting, and Electrical Systems in 58 Buildings
- 2,400 Tons of New Chillers to Centrally Condition Half of the Campus, Increasing Efficiency and Reducing Costs
- New HVAC System for 10,000 Seat Convocation Center, Increasing Facility Flexibility
- Improved Student & Staff Learning Environments and Comfort
To further NIU’s commitment to education and technology, ESG was able to develop a scholarship program for the School of Engineering which helps students benefit directly from the energy and operational savings generated from this partnership.

PARTNERSHIP HIGHLIGHTS
Services provided by Energy Systems Group to Northern Illinois University:
Innovative Financing Package
Guaranteed Energy Savings
Project Management
Engineering, Development and Design
Measurement and Verification Services
Strategic Energy Master Planning
Lighting Systems
- New lighting systems in over 50 buildings
- Retrofit upgrades to space and emergency lighting systems
- Installed over 40,000 fixtures and accompanying motion sensors
- New chiller systems with over 3600 tons of new capacity
- New high-efficiency motors
- Conversion program to maximize cooling systems
- Installation of two-way control valve systems in residence halls
- Variable speed drive applications and associated controls
- Innovative DDC system application
