Market Segments

As the fifth largest city in Tennessee, the City of Murfreesboro was seeking ways to improve and modernize infrastructure. Murfreesboro's primary goals were to improve livability and workability for community members, standardize building technologies to simplify operations and reduce maintenance costs, and reduce energy waste. Despite having a strategic plan and a list of projects, it was difficult for the city council to prioritize which projects to pursue first. Energy Systems Group provided the necessary consultative approach to help the City of Murfreesboro develop a plan to prioritize and accomplish actionable projects, successfully moving the city’s vision into reality.

Teaming with ESG, the City of Murfreesboro was able to build a solid plan that prioritized projects that could be implemented quickly and generate more than $11 million in energy and operational savings over the 15-year period. Working as a team, city facility managers and operators, along with ESG engineers, surveyed buildings and strategized the best approach to meeting the city’s goals. Together, they focused on 27 buildings including the St. Clair Senior Center, the City Hall complex, Patterson Community Park Complex, the Fire Administration buildings, and the Sports Complex.

By implementing numerous upgrades, such as LED lighting, HVAC system conversions, chiller and boiler replacements, systems controller installations, window replacements, water conservation measures, faucet aerators, and pool enhancements, the city was able to obtain energy savings of nearly 30 percent. The City of Murfreesboro was also able to upgrade security systems at the senior center and enhance select building interiors. The city’s teaming with ESG has been so successful that the city requested a second phase of projects to further enhance and upgrade city infrastructure.

The Maryland Transportation Authority (MDTA) operates all of the bridges, tunnels and toll plazas across the State of Maryland. Since 1971, the MDTA has been responsible for constructing, managing, operating, and improving the State’s toll facilities, as well as for financing new revenue-producing transportation projects. The MDTA’s eight toll facilities, two tunnels and four bridges help keep traffic moving in Maryland. The MDTA selected Energy Systems Group (ESG), a specialized energy services and performance contracting company (ESCO), to complete over $8.6 million of infrastructure upgrades and comprehensive energy conservation measures in 46 buildings at eight locations statewide. These measures and improvements will result in energy savings of $640,000 annually and a reduction in maintenance costs of $184,000 annually.

The energy conservation measures and infrastructure improvements developed by ESG included advanced-technology LED lighting that will replace existing sign lights throughout the State, including the Bay Bridge. The facility improvements included new boilers, expanded HVAC DDC controls, upgraded lighting and associated controls, solar heating photovoltaic system, water conservation, and building envelope upgrades.

Shelby County Commissioners selected Energy Systems Group (ESG), a leading energy services provider, to develop and implement a $4.8 million Legacy Energy Savings Project made possible by Ohio House Bill 295. The project includes comprehensive infrastructure improvements to the historical Shelby County Courthouse. The courthouse, located in downtown Sidney, Ohio, is a 123-year old 4-story block facility of approximately 39,300 square feet. Energy and cost avoidance savings of approximately $425,700 per year will cover the cost of the project over the 15-year term of the contract.

The ESG team, dedicated to giving back to the communities in which they live, work, and serve, built a strong project team comprised of nine local subcontractors for the implementation of energy conservation measures and building renovations.

The Shelby County Courthouse Legacy Project includes key energy conservation measures that will reduce utility and operating costs, increasing the longevity of the courthouse building and making it a more energy efficient and sustainable facility. The improvements include custom built wood (Old Growth Cyprus) windows which are being built by Stulls Woodworking approximately 25 minutes from Sidney, Ohio.

Environmental Benefits
Carbon footprint reduced by over 1,389 metric tons of carbon dioxide which is equivalent to one of the following:
Removal of emissions equivalent to over 1,138 cars
Planting over 292 acres of forest
Creating enough energy to power more than 192 Homes

As the home of Mission Control, International Space Station operations, the Orion Program, and various other exploration missions, JSC is one of NASA’s largest sites. Grid outages, whether through capacity constraint, weather related crises, or otherwise, accentuated the need for increased resiliency in support of the critical missions taking place. JSC needed to align with agency goals, ensure power supply, and desired microgrid islanding capability. Competitively selected, ESG developed the first CHP project, and most significant ESPC, in NASA history, enhancing energy and mission surety in a capacity constrained region. The microgrid project will offset purchased electricity and steam with on-site cogeneration of 11.9 MW of electricity and 100,000 lb/hr steam. Electrical power generation of the combustion turbines will be supplemented by a back pressure steam turbine generator. Power output from the CHP plant will be via interconnect at two substations, both primary components of the distribution system. The interconnects will ensure power to critical loads such as Mission Control. The project alone achieves Site Energy Intensity Reduction goals through 2020, and has a visible impact on agency-wide goals.

Annual Energy and Operational Savings over $3.9 Million

Housed on the U.S. Army’s Fort Detrick base, the National Interagency Biodefense Campus (NIBC) is the largest secured campus of biosafety level 3 and 4 laboratories in the world. ESG designed and constructed a microgrid system to ensure that critical utilities on the campus remain operational in the event of utility grid failures. ESG is responsible for on-site operations and maintenance of the microgrid, with follow-on work including the extending of direct-buried steam, condensate, and chilled water distribution systems. High-pressure steam and chilled water generation is provided to individual campus load centers via utility interconnections for a fully redundant distribution loop. Providing turnkey design, engineering, installation, commissioning, and procurement for steam and chilled water lateral pipelines, ESG also extended the existing duct banks to the Navy Medical Bio-Defense Research Lab transformers to connect it to the microgrid. Further, ESG provided steam supply and condensate return connections, chilled water supply and return connections, and electrical connection to the new USAMRIID facility. Completed in 2015, it is the largest, most complex biocontainment facility ever built.

Established in 1880, Picatinny Arsenal is one of the oldest military installations in the U.S. Situated on a 6,500-acre research and development campus in the northwest corner of northwestern New Jersey, Picatinny operates 2.7 million square feet of indoor floor space and supports over 4,000 personnel. ESG worked with Picatinny Arsenal to develop a plan to prioritize its most critical energy and infrastructure needs, which led to a project reconfiguring the Arsenal’s 60-year old central heating system. ESG installed new steam boilers, hot water boilers, furnaces, and unit heaters to serve the more than 250 existing buildings. An industrial grade monitoring and control system was installed to support future operation and maintenance requirements. The construction schedule required detailed coordination between ESG, subcontractors, the local gas utility, and Arsenal employees and decision makers. ESG operates and maintains the system under the operations portion of the contract allowing the Arsenal to focus greater resources on its core missions. The project is reducing Picatinny’s long-term operating costs by over $100 million and reducing harmful carbon, sulfur, and nitrogen dioxide emissions by an estimated 1 million tons.

Energy and Operational Savings over $107.7 Million

Project Benefits
The new natural gas distribution system and delivery of gas directly to most facilities allows the Arsenal flexible heating solutions. It also provides for major infrastructure improvements and progress towards standardization and modernization of systems and equipment.

Located along the shores of Chesapeake Bay, Hampton Veteran’s Affairs Medical Center (VAMC Hampton) is a world class facility and leader in technology and innovation providing health care services to Veterans in Virginia and North Carolina. Seeking to improve its energy efficiency to enhance the campus infrastructure, VAMC Hampton collaborated with Dominion Virginia Power (Dominion) to undertake a Utility Energy Services Contract (UESC) for which Dominion competitively selected Energy Systems Group (ESG) to design and implement energy and water consumption reducing Energy Conservation Measures (EMCs) while improving facility infrastructure.

Cooperation between Dominion, ESG, and VAMC Hampton helped develop the project in a short time (approximately nine months from selection to Task Order award). This project includes significant work in the main hospital and over 30 buildings on the VA campus including the MRI building, women’s health clinic, psychiatry and rehabilitation, boiler plant, dining hall, engineering shops, and administrative facilities. The chapel work included the refurbishment of 100-year-old stained glass windows.

Annual Energy and Operational Savings over $876,000

Pen Bay Medical Center is a 99-bed, full-service community hospital overlooking Penobscot Bay in Rockport, Maine. With a medical staff of more than 100 physicians, Pen Bay offers a wide range of acute and non-acute care services in the Midcoast, including inpatient and outpatient care, diagnostic, therapeutic and rehabilitative services, patient and community education, and a full-range of specialty services. Pen Bay Medical Center partnered with Energy Systems Group (ESG), a leading energy services provider, to design and implement two phases of comprehensive energy infrastructure improvements totaling $5 million.

In 2013, ESG implemented a $2 million design-build contract to replace the hospital’s primary electrical switchgear. As part of an Investment Grade Audit authorized in May of 2013, ESG engaged internal and external subject matter experts to determine what was driving the hospital’s high energy consumption.

In 2014, Pen Bay Healthcare signed a $3.1 million contract with ESG for the implementation of comprehensive energy efficiency and infrastructure modernization upgrades that have resulted in financial savings and environmental benefits.

The improvements included the installation of a new fuel storage tank, and two existing, smaller tanks were converted to be able to use liquid propane gas. Burners inside the boiler plant were also updated, thereby allowing the hospital to burn cleaner fuel at a higher efficiency, which further cuts down on emissions.

More than 2,600 lighting fixtures were modified or replaced with high-efficiency fixtures and lamps. This includes 52 external fixtures on the building and around the hospital parking lots. Wherever possible, light emitting diode fixtures were used to replace older fluorescent or incandescent units.

In addition to cost savings, Pen Bay Medical Center will eliminate about 98 percent of the soot previously generated at the facility. Greenhouse gas emissions also will be reduced by an estimated 1,046 metric tons equivalent per year, which Pen Bay states is equivalent to 200 vehicles being taken off the road.

Energy and Operational Savings over $550,000 Annually

North Chicago Veterans Affairs (VA) Medical Center needed an innovative way to improve energy service and reduce costs for their 40 building and 400 bed campus. The Center also needed the capability to utilize a secure source of energy and develop a campus energy self sufficiency program with low risk and no impact to the hospital’s services and all of this at no cost to VA or taxpayers.

Energy Systems Group developed a cutting edge solution that leveraged the Enhanced- Use-Lease concept to dramatically improve the energy security for the entire campus. In partnership with the VA leadership, ESG designed, constructed and now operates a full-service energy center which provides electricity and steam to the medical center and associated facilities. In addition, this energy center will also serve the needs of adjacent Navy training barracks to maximize utility effectiveness and cost savings to the U.S Government. Through this on-going $29 million partnership, VA benefits include:

Financing Package to Pay for Projects Without Any Capital Expense from VA
Reliable & Secure Source of Energy to Meet all Campus Needs
Reduced Energy and Operation Costs to Support Existing Hospital Mission
Energy Self-Sufficiency for the Veterans Affairs Medical Center

Energy Systems Group (ESG), a leading energy services provider, was awarded a $19.9 million contract for the design, development, and implementation of a comprehensive energy savings performance contract at the State Correctional Institution (SCI) at Dallas, commonly referred to as SCI Dallas. The project scope includes the implementation of energy and infrastructure improvements such as comprehensive lighting upgrades that will save energy and reduce costs, throughout 50 buildings, totaling 700,000 square feet. These improvements are anticipated to result in annual savings of $2.25 million.

Energy Systems Group provided engineering, design, project management, guaranteed energy savings, and facilitated financing. Subcontractors were involved in the installation of equipment. In addition, ESG will monitor, measure, and verify savings.

The energy conservation measures include the following:
Lighting Upgrades (LEDs); Lighting Sensors; Exterior Lighting Upgrades (LEDs); new natural gas- fired Boilers, fuel switch #2 fuel oil back-up system; steam traps; facility-Wide water conservation (low flow controls); improved sludge dewatering techniques for the wastewater treatment plant; and installation of vending misers.

Energy Systems Group developed a $12.6 million energy savings performance contract at three Kentucky Department of Corrections facilities, which is anticipated to result in more than $15.8 million of energy and operational savings over the term of the project. The project included $4.4 million of Green Bank funding via the American Recovery and Reinvestment Act (ARRA).

Bell County Forestry Camp: Lighting Improvements, Mechanical Improvements including Duct Cleaning, and HVAC improvements to the Dorms.

Eastern Kentucky Correctional Complex: Lighting Improvements, Water Conservation Improvements including water closets, faucets, urinals, showers, ice machines, leak mitigation, and a sewer credit meter. Mechanical Improvements including heating System Upgrades. Cooling System Upgrades including Replacement of four chillers. Destratification Fans in Phase 1 and Phase 2 Gymnasiums. Chiller Plant Upgrades.

Little Sandy Correctional Complex: Lighting Improvements Water Conservation Improvements including restroom faucets. Mechanical Improvements including destratification fans and Utility Rate Change.

The purpose of Oakhill Correctional Institution (OCI) is to maintain the safe and secure custody of minimum security offenders in a responsive, supportive, equitable, and quality environment. Its primary emphasis is to prepare offenders for release into the community by providing education, treatment programs, work release opportunities, and pre-release programming.

Underscoring its commitment to providing safe and quality environments, the Wisconsin Department of Corrections selected Energy Systems Group (ESG), a leading energy services provider, to implement a $2.2 million project that included energy conservation measures and facility improvements at Oakhill Correctional Institution. The project was completed in November 2015, and the solutions implemented are anticipated to result in more than $2.6 million in energy savings over the term of the contract.

The building improvements and upgrades included steam traps, water and sewer conservation, building envelope improvements, lighting and occupancy sensors, energy management systems, and the replacement of missing steam piping insulation for all buildings. The Mars building received return air addition to the AHU, the Administration building received dual duct to VAV conversion, Cottage, AB received return air addition and air reduction, and HSU received constant volume to VAV conversions on AHU – 2.

The Metropolitan Nashville Airport Authority (MNAA) partnered with Energy Systems Group (ESG) to develop an innovative use for the former Hoover rock quarry located on the airport’s property. This geothermal lake plate cooling system project, dubbed the largest in North America, reduced the airport’s chilled water energy consumption from February to May 2016 by more than 50 percent.

The project was designed to reduce the airport’s electricity usage by 6,000 kilowatts of peak demand and result in annual savings of 1.3 million kilowatt hours. The MNAA is projected to save more than $430,000 per year in utility savings. In addition, the project allows for the use of quarry water for landscape irrigation resulting in savings of more than 30 million gallons of potable water per year.

The MNAA received multiple awards for the project including the 2017 Envision Silver Award for Sustainable Infrastructure - Water Source Geothermal Project and the 2016 Environmental Achievement Award in the Special/Innovative Projects category from the Airports Council International-North America. The MNAA was also awarded the 2015 Governor’s Environmental Stewardship Award in the Sustainable Performance category by the Tennessee Department of Environment and Conservation, recognizing its programs and initiatives that improve and protect the environment and natural resources.

This geothermal project represents ESG’s third phase of work with the Metropolitan Nashville Airport Authority. ESG previously completed a $4.6 million two-phase energy savings performance contract that primarily included lighting upgrades throughout the Nashville International Airport and other MNAA-owned buildings.

The 43-acre former Hoover rock quarry has an average depth of 150 feet, contains approximately 1.5 billion gallons of water and at a depth of 50 feet, maintains a constant temperature of 50 degrees Fahrenheit year round. The project was designed to replace the airport’s cooling towers by taking advantage of the water’s constant cool temperature to cool the water from the airport’s central plant. Water is cooled by circulating in a closed loop system through the submerged lake plate heat exchangers and then back to the airport’s central plant.

Savings Information
1.3 Million annual kilowatt-hours saved
6,000 annual kilowatts of peak demand electricity saved
More than $430,000 in annual utility savings
Annual reduction of 30 million gallons of potable water

NAS Jacksonville, one of the Navy’s fastest growing installations, is the largest base in the Navy’s Southeast Region, and is the third largest Naval installation in the nation. As a master air and industrial base, it supports U.S. and allied forces specializing in anti-submarine warfare and training of the best aviators in the world. Looking to increase energy resiliency in support of its mission and to reduce ashore vulnerabilities, NAS Jacksonville sought industry partners that could deliver energy reductions and operational improvements to 70 buildings, as well as provide improved capability to control its energy supply and distribution, without impacting existing budgets and base operation during critical operation. In coordination with the base leadership, ESG crafted an energy strategy in partnership with TECO Peoples Gas to install energy efficiency upgrades to base facilities and infrastructure which included lighting improvements, water saving retrofits, and steam to natural gas conversions. This project provided major annual cost savings and more than 65,000 MBTUs in annual energy savings at Naval Air Station Jacksonville, reducing site energy intensity by over 22 percent annually.

Infrastructure resiliency begins with risk management compliance, information assurance procedures and ongoing vulnerability assessments. With security in mind, ESG was competitively selected by Gulf Power to develop, design, and implement an energy management system (EMS) upgrade at Eglin AFB. The solution consisted of building a new and secure network dedicated to communication with existing industrial control systems, including both the HVAC Direct Digital Controls and advanced utility metering systems. The new EMS utilizes energy management software capable of accessing real-time and archived data from disparate automation systems for use in dashboard displays, reporting, and diagnostic analysis. Work included installation of network IT infrastructure; upgrades to the HVAC controls system by installing Enterprise network controllers and components for implementing energy conservation strategies; an energy management software platform that provides useful, integrated data from the HVAC controls and utility metering systems for analysis and reporting; development of a utility billing software tool; and development of a Strategic Energy Master Plan, which serves as a model for other facilities/agencies.