Optimize your generating plant lifecycle with our Managed Maintenance SolutionsSM 
In the power value chain, the breadth of services, experience, industry knowledge, strategy, vision and execution delivered by Day & Zimmermann is unmatched.
Our innovative solutions for nuclear, fossil and hydroelectric facilities include plant maintenance and modifications, major construction, fabrication and machining, professional staffing and valve, condenser, and radiological services. This offering enables our suite of Managed Maintenance SolutionsSM to truly be a one-stop shop for all of your power generation needs.
We own two of the top companies in the power services market: Day & Zimmermann NPS® and DZ Atlantic. Combined, we are the primary service provider for half of the country's nuclear plants and more than 40 fossil utilities.
Partnering with the Power Industry
Following are the full range of services Day & Zimmermann can provide to our customers:
• Maintenance / Modifications
• Construction
• Condenser Services
• Valve Services
• Turbine Services
• Radiological Services
• Asbestos Abatement / Insulation
• Turnkey Scaffold Services
• Painting & Coating
• Professional Staffing
• Fabrication & Machining
Our success is built on industry-leading solutions, continuous improvement and an unrelenting commitment to customer satisfaction. Our customer relationships are focused on trust and integrity, and are carefully nurtured into strong, successful partnerships. By providing reliable services safely and productively, we optimize the value we deliver to our customers.
We specialize in alliance-based relationships with our partners and believe they are the most mutually beneficial for both customer and contractor. In today's construction environment, with increasingly scarce craft and staff resources, Day & Zimmermann is working collaboratively with alliance customers to focus on up-front planning and outage preparation to optimize resource availability.

