O'Brien Corporation Logo
Amtek Corporation Logo
           QuickShip   |   E-Customer   |   Contact Us   |   About Us   |   Sitemap

English  |  汉语
 Model # Search

Quick Links

© 2018 AMETEK Inc.
All rights reserved.

  ISO 9001:2008
   Home > About Us

OB Companies Logo


Integrated Solutions Improving Process Accuracy

OBCORP LLC, more commonly known as 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.


50+ Years Experience

For over 50 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 9001:2008 Registered

Our internationally recognized ISO 9001:2008 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.

ISO logo