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Energy Management Case Studies

50001 Ready logoAn ISO 50001 energy management system (EnMS) produces energy savings that directly impact the bottom line and endure over time. View case studies (below), see business case, or watch videos and webinars for insights on EnMS implementation and the significant energy cost savings achieved. 
SEP 50001 logo

50001 Ready Utilities and Implementers




Leidos incorporates 50001 Ready principles into their existing SEM program’s architecture. (September 2019)


Strategic Energy Group is DOE's first featured case study highlighting utilities and implementers incorporating 50001 Ready's suite of tools into their program offerings. (August 2019)


50001 Ready Facility Showcase Projects


Adtran, a global provider of networking and communications software and services, achieved 50001 Ready recognition at its headquarters location in Huntsville, Alabama. (August 2023)



Ampine's particle board and composite wood panel mill in Sutter Creek, California obtained 50001 Ready recognition status through PG&E funding assistance. (September 2022)



ArcelorMittal’s integrated steel manufacturing plant in Cleveland, Ohio, re-attested to 50001 Ready, one year after initially earning 50001 Ready recognition. (August 2019)



Boise School District achieved 50001 Ready at nine of its facilities in 2023, including three high schools and six junior high schools, with more on the horizon. (April 2024)



Twelve buildings in the Boise, ID school district learned how to monitor and manage energy use under the guidance of the Strategic Energy Group (SEG), with backing from Idaho Power, and achieved 50001 Ready recognition. (January 2021)



Charter Steel’s fully integrated mini mill at its headquarters in Saukville, Wisconsin and its processing and distribution facility in Fostoria, Ohio both achieved the 50001 Ready designation. (June 2019)




The Clarios Meadowbrook Lithium Ion facility obtained 50001 Ready recognition. (August 2019)



Comau's Novi, MI facility was recognized by DOE as the first facility under a corporate ISO 50001 certification to achieve 50001 Ready. (March 2018)




Cree Lighting’s main manufacturing and assembly facility located in Racine, Wisconsin obtained 50001 Ready recognition, (May 2020)



Daimler Trucks North America's truck manufacturing plant in Mt. Holly, North Carolina achieved 50001 Ready recognition status through a strategic energy management (SEM) program run by the Advanced Energy Corporation (Advanced Energy), funded by Duke Energy. (January 2021)


FAA logoMMAC logo


The DOT Federal Aviation Administration's Mike Monroney Aeronautical Center (MMAC) achieved DOE 50001 Ready recognition. (January 2024)



Noman M. Cole, Jr. Pollution Control Plant (NMCPCP), a wastewater treatment plant in Lorton, Virginia managed by the Fairfax County Department of Public Works and Environmental Services’ Wastewater Treatment Division, achieved 50001 Ready recognition. (April 2024)


Ford logo


Ford Motor Company achieved 50001 Ready recognition at 31 sites. (November 2023)


Foremost logo


The Foremost Farms Plover facility obtained 50001 Ready recognition in and has surpassed their 2.5% energy reduction goals by 20%. (July 2019)


Four Seasons logo


Four Seasons Produce, Inc., was recognized by DOE as the first U.S. 50001 Ready facility by implementing a continuous improvement-based energy management system at its 266,000-square foot fruit and vegetable refrigerated warehouse facility in Ephrata, Pennsylvania. (July 2017)


Foremost logo


GM obtained 50001 Ready recognition from the United States Department of Energy for 25 of its US manufacturing plants for three years in a row and added two additional locations in. (June 2021)


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The Glenbard Wastewater Authority (GWA) for achieved 50001 Ready at its primary treatment facility. (April 2024)



To support its pursuit of ISO 50001 certification, Gränges's Salisbury, North Carolina site became a 50001 Ready facility. (December 2021)



The school district in Jerome, ID successfully achieved 50001 Ready status after joining other Idaho school districts in a partnership led by Idaho Power and the Strategic Energy Group (SEG) . (January 2021)



Lawrence Berkeley National Laboratory achieved 50001 Ready recognition, focusing their energy efficiency activities on meeting long-term greenhouse gas reduction targets. (September 2023)




Lockheed Martin Aeronautics Air Force Plant #4, located in Fort Worth, Texas, achieved 50001 Ready recognition. (August 2023)


Foremost logo


Loews Hotel brand received 50001 Ready recognition status for all 11 properties that participated in the program. (December 2021)


Maine DOC


Maine Department of Corrections' Downeast Correctional Facility, a minimum-security, reentry-focused correctional facility located in Machiasport, Maine, achieved 50001 Ready recognition. (October 2023)



Nine schools in the Nampa, ID qualified to meet 50001 Ready designation status. (January 2021)



The Neenah Inc. Whiting, WI paper mill attained 50001 Ready and enhanced its ongoing efforts to streamline daily operations at the mill, reduced its energy footprint, and capitalized on utility incentives to save energy. (October 2018)



Nissan North America leverages 50001 Ready at its three US-based facilities to train new staff and to help suppliers establish a cost-effective energy management system to expand savings. (April 2018)


ORNL logo


Oak Ridge National Laboratory (ORNL), the largest of DOE's open science laboratories, attained 50001 Ready status across 65 buildings under the Facilities Management Division in Oak Ridge, Tennessee. (August 2019)



The Oregon Department of Corrections achieved 50001 Ready at eight of its facilities. (April 2024)



The Oregon Department of Corrections is the first agency of its type to earn 50001 Ready recognition from the U.S. Department of Energy. (February 2020)




The Phillips-Medisize Menomonie-Red Cedar facility – which employs about 250 people and covers approximately 77,000 square feet – achieved 50001 Ready status in November 2018. (November 2018)




Polaris Industries' Huntsville plant, the newest and largest of the Polaris’ ten U.S. manufacturing facilities, achieved 50001 Ready status in March 2019. (June 2019)


Quad logo


Quad used a 50001 Ready roadmap and templates to help expedite implementation of an energy management system, including identifying significant energy users. (October 2023)


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Sandia National Laboratories achieved 50001 Ready status at their Albuquerque, NM and Livermore, CA sites, witnessing several energy-related and team-oriented benefits. (May 2024)


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Samaritan Health Services achieved 50001 Ready recognition at two of its hospitals: Samaritan Albany General Hospital and Samaritan Lebanon Community Hospital, each named for the Oregon city in which they are based. (October 2023)


Tarkett logo


Tarkett USA’s 81,000-square-foot Florence East facility in Alabama earned official recognition from the U.S. Department of Energy as a 50001 Ready facility in January 2019. (March 2019)


TVA logo


Tennessee Valley Authority's (TVA’s) Magnolia plant, which includes 45 buildings and extensive outside equipment, obtained 50001 Ready recognition. (January 2020)




The Tronox manufacturing operation in Hamilton, Mississippi, which employs approximately 425 people and produces about 225,000 metric tons of high-quality titanium dioxide pigments annually, achieved 50001 Ready recognition from the U.S. DOE. (April 2019)


Foremost logo


Fort Bragg is the first U.S. Army Installation Management Command to achieve 50001 Ready recognition. (January 2022)



All schools in Wendell, ID school district successfully achieved 50001 Ready status. (January 2021)




50001 Ready helped the Whirlpool Amana plant save $450,000 in its first year of implementation with a 15% reduction in energy consumption as reflected in the plant’s last 12 months of energy bills. (June 2020)


SEP 50001 & ISO 50001 Certified Organizations



3M saves $24 million by improving energy performance 4.7% over 6 years across 56 sites certified to ISO 50001, 36 of which are also certified to SEP 50001. (May 2022) 

3M America's (North, Central, and South America) improves energy performance 4.10% over 5 years, saving $12 million, across 28 sites certified to ISO 50001, with many U.S. sites also certified to SEP 50001. (May 2021)

3M saves $13.5 million by improving energy performance by 4.5% over 3 years across 30 sites that are ISO 50001 certified, 14 of which are also certified to SEP 50001. (May 2019) 

3M facilities using ISO 50001 and SEP 50001 outpace other 3M facilities, with improvements 60% greater than 3M average, five U.S. sites featured. (May 2017) 

3M used the enterprise-wide approach to certify six facilities, saving $3.6 million. (May 2017) 


AstraZeneca logo


Since 2014, the AstraZeneca Gaithersburg campus has recertified to SEP 50001 twice. The 2020 recertification brought the campus Gold-level recognition. (October 2021)


Cummins logo


Cummins concurrently certified three more U.S. facilities and saved $4.1 million. (May 2017) 

Cummins’ Rocky Mount Engine Plant (RMEP) in North Carolina is saving over $700,000 annually. (May 2017) 

Cummins implemented an ISO 50001 EnMS in 9 sites using a corporate enterprise approach, with total annual savings of $3,541,365. Several sites were also certified to SEP 50001. (May 2016) 


Des Moines Water Works logo


Des Moines Water Works certified to the Superior Energy Performance 50001 (SEP 50001) program and additional Platinum-level achievement. (May 2024)


Detroit Diesel logo


Daimler Truck North America Plant in Detroit® (Detroit® Plant) achieved certification to the SEP 50001 program and recieved additional Platinum-level achievement. (August 2023)

Detroit Diesel’s facility improved energy performance by nearly 33% over 10 years. (December 2014)



Curtiss-Wright logo



EMD, a business unit of the EMS Division of Curtiss-Wright, saves $300,000 with ISO 50001 and SEP 50001. (May 2016) 


FCA Group logo


FCA Group’s U.S. Dundee Engine Plant saved $690,000 in energy costs in two years. (May 2017)


google logo


Google used ISO 50001 in 13 large data centers in six countries achieve major savings. (May 2018)






HARBEC recertified to ISO 50001 in December 2019 and achieved DOE recognition for SEP 50001 at the Platinum level for the third time. (May 2021)

HARBEC, Inc., a specialty plastics manufacturing plant in New York is saving $52,000 annually with no capital investment. (May 2017) 


Hilton logo


Hilton’s 5,100 properties across 103 countries are ISO 50001 certified, with several also certified to SEP 50001, saving the company $783.7 million in 8 years. (May 2018)


IBM logo


IBM successfully earned a single worldwide registration of its EnMS against the ISO 50001 standard in 2012. (May 2017) 



Marriott logo


The JW Marriott Washington, DC, team has achieved 7.8% energy performance improvement over the past three years and earned SEP 50001 recognition. (August 2021)

JW Marriott in Washington, DC saves $471,891 in 3 years at one site with ISO 50001 and SEP 50001. (May 2018)


MedImmune logo


MedImmune, the global biologics research and development arm of AstraZeneca, improved energy performance at its Maryland facility by 8.5% (May 2017)






Nissan North America improved energy performance by 13.8% across three U.S. sites. (May 2018)

Nissan simultaneously certified three facilities to ISO 50001 and SEP 50001, saving close to 1,600 billion Btu. (May 2017)

Nissan’s Smyrna, Tennessee vehicle assembly plant recertified and improved its energy performance by 24% over six years (May 2017) 



Schneider Electric logo


Schneider Electric used the enterprise-wide approach to certify 19 facilities. (May 2017) 

Schneider Electric’s twenty ISO 50001 certified sites (and 20 SEP 50001 certified sites) have nearly double the savings as non-certified sites over 4 years (May 2016)  


Volvo logoThree Volvo facilities have been recertified to ISO 50001, comprising 85% of Volvo's energy use in the United States. (May 2024)