About IQL


IQL specializes in machine tool performance analysis and manufacturing process improvement. The company’s focus is diagnosing and resolving the most challenging feature tolerance issues by measuring and analyzing machine tool behavior. Over time, we have developed a comprehensive knowledge base of machine performance and specific design behavior that is used as the foundation to guide all of our support activities.

IQL offers a variety of machine tool measurement products, evaluation and calibration services, as well as training courses for all levels of engineering and manufacturing personnel. With more than thirty-one years of experience, IQL is the preferred resource of manufacturers aiming to create and sustain “First Part Correct” manufacturing processes.

IQL also continues to be an active contributor to the development of national and global standards for the characterization of machine tools and inspection equipment: ASME B5.54 (Machining Centers), ASME B5.57 (Lathes & Turning Centers), ISO 230 (Metal Cutting Machine Tools) and ASME B89.1.12 (Coordinate Measuring Machines).

Our mission is to help manufacturers understand, improve and sustain their operations.

What are people saying about IQL?

"On behalf of Dmitry and myself I would like to say thank you for your time during our visit. You and your colleagues presented a wealth of information on the impressive range of products and services offered by IQL.
 We will compile the pertinent information from our visit and bring it to the attention of our superiors. We look forward to speaking with you more - We will also mention your ability to give an on-site presentation, if needed.
Give your team our regards, it was a pleasure meeting all of you.
Thank you, -Weston"
- Mechanical Engineer at internationally renowned institute in New England

Read more in the IQL Brochure.

History and Location

IQL (Independent Quality Labs, Inc.) offices are located in Westerly, Rhode Island. It was incorporated in 1985 to provide the manufacturing community with the latest technology for measurement of machine tool accuracy. This technology is delivered to our customers with honesty, integrity and dependability. With these simple goals in mind, we have evolved into one of the world’s first corporations to deliver fully integrated machine tool accuracy measurement systems and services.

Please make note of our new mailing address as of November 15, 2013!

IQL Advantage

IQL Team