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  • About Us

    Guy Nielson Co. began in 1935, and over the last 80 years, we have worked hard to become nationally recognized refractory contractors.

  • Industries We Serve

    The highly trained team at Guy Nielson Co. specializes in providing industry-related technical services to various companies across the country.

  • Testimonials

    The companies with whom we work love us. To see what they have to say, click the link below:

  • Safety is Important to Us

    • 80 Years

    • 100+ Projects

    • 0 Incidents

  • Careers

    Are you looking for a new career in an exciting field of work? If so, click here to apply for a position at Guy Nielson Co. today.