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Day & Zimmermann, Battelle, and EURENCO partner to develop and propose a safe and secure advanced manufacturing solution for expected Holston Army Ammunition Plant Procurement

Day & Zimmermann (D&Z), the 120 year old, family-owned provider of defense solutions, construction and engineering, and staffing for leading corporations and governments around the world, announced today that its Munitions & Government unit has teamed with Battelle Memorial Institute (Columbus, Ohio) and EURENCO (Europe) to pursue the Operations and Management contract of the Holston Army Ammunition Plant (HSAAP) located in Kingsport, Tennessee. The Army Contracting Command – Rock Island, the Project Director Joint Services, and the Joint Munitions Command announced the planned competition for the production of explosives and the operation of the HSAAP with an anticipated 10-year term and award in Fiscal Year 2023.

The D&Z family of businesses have provided more than a century of service to the US government and private industry by managing production, construction, engineering and “Betterment” or modernization efforts. With these experienced, world-class partners, the team is well suited to meet the challenges of today and opportunities of the future for the facility.

The President of the D&Z Munitions and Government Group, Mike Yoh noted, “We are extremely pleased to have teamed with such outstanding leaders in the Defense Industry to enter the Holston competition. The combination of D&Z’s long-standing munitions production experience, with its premier maintenance and construction group, along with our Mason & Hanger modernization process and design group, Battelle, and EURENCO, positions us as a premier Government Owned /Contractor Operated (GOCO) team to manage Holston.”

For more than 90 years, Battelle has developed applied science and technology to solve complex problems and deliver mission-critical solutions for our nation. Battelle manages versatile laboratory facilities to provide a complete platform for conducting research and development in energetic formulations, munition and weapon testing, sustainment, and demilitarization in a safe and efficient manner. From lab to scale-up, this team delivers a modernized production capability and next generation explosives for today’s complex and volatile global security challenges.




Benjamin Gautier, Group Communication Manager,

T +33 6 77 56 92 09


This is an historic opportunity for us to develop our activity in the US and to work hand-in-hand with an experienced partner in the service of the American Army


Chairman and CEO of EURENCO


Founded in 1901, Day & Zimmermann is a family-owned company with a workforce of 51,000 specializing in construction & engineering, operations & maintenance, staffing, security and defense solutions for leading corporations and governments around the world. Operating from more than 150 worldwide locations with 2.7 Billion USD in revenue, Day & Zimmermann is currently ranked as one of the largest private companies in the U.S. by Forbes. Headquartered in Philadelphia, PA, our first work was to develop “Betterment Reports” that helped modernize American factories. Today, we are still in the business of betterment and our vision is: “To Accelerate the Next Generation of Innovation,” by putting people to work, protecting American freedoms and helping our customers power and improve the world. We do what we say®. More information on


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