National Calibration Inc is a leading calibration and repair service company based in Scottsdale, Arizona, specializing in precision measurement solutions for a wide range of industries. For over 65 years, we’ve been dedicated to providing accurate and reliable testing services to businesses across the southwestern United States and beyond. We serve manufacturers, research institutions, and quality control labs, helping them maintain the integrity of their processes and comply with industry standards. Our commitment to quality is underscored by our A2LA accreditation and membership in NCSL and NAPT. We offer a comprehensive suite of calibration services, including dimensional, electronic, environmental, force/load, pressure, temperature & humidity, torque, and weight calibration, alongside equipment sales and onsite support. Our ISO/IEC 17025:2005 and ANSI Z540-1 accreditation ensures our clients receive consistently high-quality results.

At National Calibration Inc., we pride ourselves on our responsiveness and dedication to customer satisfaction. We understand the critical importance of accurate calibration for your operations, and we’re committed to providing timely and efficient service. We’re more than just a calibration provider; we’re a trusted partner in your quality assurance efforts. We’re a member of NCSL and NAPT, demonstrating our commitment to industry best practices.

Our key differentiators include our extensive experience, A2LA accreditation, and commitment to customer service. We offer a wide range of calibration services, including dimensional, electronic, environmental, force/load, pressure, temperature & humidity, torque, and weight calibration, alongside equipment sales and onsite support. We also provide regular, on-site service with discount fees for many cities in the Southwest.