O'Brien Corporation

Integrated Solutions Improving Process Accuracy

O'Brien is committed to growth through new product development, product acquisitions, and superior marketing. Our goal is to provide value driven products that sustain O'Brien's growth while enabling our customers to compete globally.

We are committed to being the market leader.

45+ Years Experience

For over 45 years, O'Brien has been supplying the petrochemical, refining, pulp & paper, and power industries with quality products based on the application of our heat transfer expertise.

ISO 9001:2000 Registered

Our internationally recognized ISO 9001:2000 registered quality management system and reputation provide the strongest assurance of quality available.

Certificate No. CC1504-001122, CC1504-011555

Industry Knowledge

O'Brien recommendations and products reflect our knowledge of industry practices, regulations, and code requirements so you are assured of a complete solution for your specific application. 

Attention to detail

O'Brien's attention to detail makes it easy for you to confidently select a package for your most common applications or create one-of-a-kind solutions for technically complex requirements from our standard components.