Keeping Industries Running Smoothly
Reliable, efficient solutions backed by 35+ years of expertise.


Our Mission
At National, our mission is to keep America’s industries running safely, reliably, and efficiently. We draw on decades of expertise and a workforce of over 5,000 skilled craftsmen to deliver precision-driven boiler, mechanical, construction, and specialty services.
Guided by a culture of safety, operational excellence, and responsiveness, we partner with customers to minimize downtime, ensure cost certainty, and provide dependable support whenever and wherever it’s needed.
Our team draws on over 35 years of experience working in the Pulp and Paper, Power, Petrochemical, and Industrial Manufacturing sectors.We deliver our services through four specialized divisions, each backed by dedicated resources and industry-leading expertise:
We are backed by dedicated resources and industry-leading expertise, enabling us to deliver high-quality services.
Our Core Values
Operational Excellence Expertise
We deliver precision-driven solutions through meticulous planning, skilled execution, and integrated service delivery—ensuring schedule certainty, cost predictability, and minimal operational disruption for our industrial clients.
Reliability & Responsiveness
Our clients count on us to be there when it matters most. With a year-round, skilled and dedicated workforce and 24/7 emergency response capability, we provide consistent, dependable support for critical systems—ensuring uptime and peace of mind.
Safety Culture
Safety is not a policy—it's part of our DNA. From routine maintenance to fast-paced emergency call-outs, we uphold the highest safety standards and ensure full regulatory compliance, enabling National to operate with confidence and integrity.
Integrity
Integrity is a core principle guiding our teams – Everyday. Honesty, Accountability, Fairness and Respect are at the foundation of all of our actions and relationships.
Part of the NBS Group
National is part of NBS Group, a leading provider of specialized contracting services, with extensive experience in delivering high-quality solutions for industrial facilities across the U.S. With a commitment to safety, quality, and integrity, NBS Group ensures that all projects are executed on time, within budget, and to the highest standards.
Through National’s dedicated services in construction, mechanical, boiler, and specialty solutions, NBS Group continues to lead the way in industrial service delivery, offering reliable, precision-driven support to a broad range of industries.


Contact Us
For inquiries, project discussions, or more information, reach out to our team today.
Disclaimer & Privacy Statement
Submitting this form is for informational and registration purposes only. It does not constitute an offer of employment or a guarantee of future work. The information you provide will be used to create your talent profile and help us match your skills with current and future opportunities.
We respect your privacy. Your data will be kept confidential, stored securely, and handled in accordance with our privacy policy. We do not share your personal information with third parties.




