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Stewarts-USA, LLC was formed in 2003 as the North and South American distribution and marketing arm with Stewart-Buchanan Gauges, Ltd. Stewarts-USA is positioned to respond quickly to customers' needs.

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To recognize and exceed customer expectations. To build a strong ownership culture and to create sustainable employment and the opportunity for each employee to contribute and succeed. 


We take pride in continuously improving our processes, products and services.

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98% of all components used in the manufacture of our products are designed, manufactured and assembled in-house.

The Stewart-Buchanan Group of companies has been in existence since 1870 and over the years have established and maintained a worldwide reputation as a leading manufacturer in our particular market in 50+ countries.

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Stewarts manufacturing is certified to ISO 9001 standards.   Click HERE for ISO 9001:2015 Certificate.

Products are manufactured to meet the CE marking requirements of P.E.R.1999 (S2001) and P.E.D. 97/23/EC together with our ISO 9001: 2015 approval.

Click HERE for (PED) Certificate of Conformity.

GOST K- Pattern Certs (Russian)



We've got the data on all the products we offer.

View or download.

How to Order By Code

Find out how to build the part that meets every requirement of your application.

Engineering Drawings

Drawings from our engineers on the products we offer.


on Use

View and download guidance  and specifications on use of our products.

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