
Driving Excellence in Industrial Services
NBS Group empowers industry-leading companies with over 100 years of combined expertise. We deliver safety, quality, and integrity in every project.
About NBS Group
NBS Group is the parent company of National Boiler Service and Alloy Cladding. NBS Group provides the corporate oversight and support that helps provide best-in-class specialty industrial services to our Clients. NBS Group is comprised of a leadership team with over 200 years of combined experience in Power Generation, Pulp & Paper, Chemical Manufacturing, Oil & Gas and Process Industries.
In addition to setting the vision and mission for our portfolio of companies, we provide EH&S, QA/QC, HR, Legal, Financial, Accounting, Marketing, Business Development and IT support. This allows our operating companies to focus their efforts on developing the internal resources to exceed our Customers’ expectations.

Our Purpose
Our purpose is to build a portfolio of industry-leading companies delivering exceptional specialty industrial services. With a focus on safety, quality, and integrity, we drive innovation and support our businesses in exceeding customer expectations across power, pulp & paper, chemical, oil & gas, and process industries.
Our Companies
National Boiler Service
National Boiler Service is an open-shop boiler and mechanical contractor established in 1989 and headquartered in Trenton GA. National Boiler is the contractor of choice for boiler outages in the Pulp & Paper industry as well as performing both outage and BOP mechanical projects for a wide range of Power, Chemical and Industrial Clients. National Boiler Safely performs over 1,000,000 manhours annually and holds accreditations from the National Board and ASME. To support our field work, National Boiler also has in-house Fabrication and Engineering services.

Alloy Cladding
Alloy Cladding Company (ACC) is union contractor established in 1956 and headquartered in Jupiter FL. ACC has distinguished itself as the leader in the development and application of specialty welding technology systems and automated equipment processes to the pulp and paper industry and other heavy industrial markets. Specifically, we have become the leading contractor in digester repair, maintenance and overlay. ACC maintains more digester fleets across the country than any other overlay provider, making us the most trusted and experienced contractor in the industry.

Certifications






Our Leadership
Meet the experts driving our success.







A word from our CEO

NBS Group