About Us: Lexington Group International, Inc. (LGI) offers to our clients all of the expertise of our senior engineers. LGI e ... ngineers have designed and/or operated most of the technology employed in a typical Gas Plant and Petroleum Refinery. Services available from LGI range from the conceptual site selection study, unit feasibility study, technology selection study, etc. to the detailed design, procure, construct. LGI also offers operator training seminars, operating manuals and startup/ troubleshooting services. The principals at LGI have been involved with engineering, procurement and construction management services for gas treatment plants, petroleum refining units, acid gas treating units, sulfur recovery units, and pharmaceutical, chemical, and semi-conductor industries since 1971. The “LGI involvement”, spans the technology areas covered by: process design, detail design, erection, guaranteed performance, troubleshooting and improving performance on existing facilities, operator training, preparing operating manuals, start-up assistance, environmental audits, and client assistance with regulatory authorities. Our current industries also include specialty gas processing, water treatment, and green energy. LGI has expanded its operations from domestic to international projects in CIS countries, Asia, South America, and North America. read more