All A B C D E F G H I J K L M N O P R S T U V W Y Z
Company Name Sort descending Description Membership Type
Messer North America

Messer Americas is a premier supplier for industrial and speciality gases.

Associate Member

METECS is an engineering-services company centered in Houston Texas close to NASA's Johnson Space Center. Our specialties include multibody dynamics analysis, development of custom simulation software for training and engineering analysis, and robotics systems analysis.

Associate Member
Middough Inc. Associate Member
MISTRAS Group Inc.

Mistras is a leading "one source" global provider of technology-enabled asset protection non-destructive testing solutions used to evaluate the structural integrity of critical energy, industrial and public infrastructure.

Associate Member
Mitsubishi International Corporation International Manufacturing Member
Mitsui & Co. (U.S.A.), Inc. International Manufacturing Member
Monroe Energy, LLC Regular Member
Montrose Environmental Group, Inc.

Montrose Environmental Group is a national, high-growth environmental company offering Air Quality, Environmental Laboratory and Regulatory Compliance Services to a diverse range of clients in industry and government. Our team of qualified and experienced engineers, scientists, chemists and technicians deliver quality services unsurpassed by other testing firms. With 1,000 employees and over 40 offices nationwide, we provide services for over 5,000 clients.

Associate Member
Motiva Enterprises LLC Regular Member
NALCO Champion Regular Member
Nayara Energy Limited

Nayara Energy Limited (Formerly: Essar Oil Limited) is located at Vadinar, Gujarat, India. It is India’s second largest single location refinery with world class facilities. Crude processing capacity of Refinery is 20 million metric tons per annum (MMTPA) or (400 kBPD) with Nelson Complexity Index of 11.8. Nayara Energy also operates India’s largest private retail outlets for supplying fuel covering the country.

International Manufacturing Member
Nooter Corporation Associate Member
Norton Engineering Consultants, Inc. Associate Member

Nouryon is a global specialty chemicals leader. Markets worldwide rely on its essential chemistry in the manufacture of everyday products such as paper, plastics, building materials, food, pharmaceuticals, and personal care items. Building on its nearly 400-year history, the dedication of its 10,000 employees, and its shared commitment to business growth, strong financial performance, safety, sustainability, and innovation, the company has established a world-class business and built strong partnerships with its customers.

Associate Member
Occidental Chemical Corporation Regular Member
Odfjell USA (Houston) Inc. Associate Member

Turnaround/Specialty Contractor Hard Crafts

Associate Member
Oiltanking Associate Member
Old World Industries, LLC Associate Member
Olin Chlor Alkali Products and Vinyls Associate Member