LMK

Environmental ServicesIllinois, United States51-200 Employees

LMK Technologies, a Waterline Renewal Technologies brand, operates in the environmental services sector with a focus on trenchless renewal of sewer infrastructure through cured-in-place piping. Founded in 1993 and based in Ottawa, Illinois (Midwest), the company has developed and licensed its trenchless pipeline solutions for municipal and engineering-firm projects. Its main-to-lateral CIPP approach renews the mainline and extends into the lateral as a single continuous lining and incorporates gasket-sealing technology intended to deliver a verifiable non-leaking system.

LMK serves municipalities and engineering firms and has earned recognition in its field for specialized capabilities in main-to-lateral connections, lateral lining, manhole lining, and related trenchless repairs. The company conducts business across the US, Canada, Mexico, Argentina, Europe, and Singapore and holds more than 100 patents. It has contributed to ASTM standards and participates in professional organizations such as ASTM, NASSCO, NASTT, and WEF, reflecting its involvement in setting industry practices.

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