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OFS International LLC

OFS International LLC, also known as OFSi, is a privately held company which provides a full complement of services required to supply OCTG for the Oil and Gas industry. These services include inspection, couplings manufacturing, threading, storage, accessories, field services, and rig returns. OFSI is in a unique position of being able to offer premium connections including the manufacture of premium couplings. OFSi fully owns three subsidiaries, Independent Inspection LLC, Threading and Precision Manufacturing LLC, and Oil Field Services and Technologies LLC, with facilities in Houston, TX, Odessa, TX, Fort Worth, TX, and Brookfield, OH.

OFSI is dedicated to providing the Oil & Gas industry with exceptional products and services, in a timely responsive manner, and takes pride in building a reputation on trust and integrity.

Meet the Team

Konstantin Semerikov

President and Chief Executive Officer and Member of the Board

Alexei Ratnikov

Vice President and Chief Financial Officer

David Green

Vice President and Chief Commercial Officer

Leon S Elliott

Vice President and Chief Operating Officer

Natalia Brewster

HR Director

Seth Howell

Sales Director

Roy Mata

Plant Manager, Houston, TX

Bill Lutz

Quality Director

Daniel Ruiz

Field Service Manager
Fort Worth, TX

Doug Dunford

General Manager,
Odessa, TX

Brandon Case

Production Manager,
Brookfield, OH

Stephen Hollier

Health Safety Environment Manager

We are proud members of American Petroleum Institute.
List of our certifications include:

API 7-1

API 5CT

API Q1

ISO-9001