OneCor Services LLC Email Format

Oil and GasNorth Dakota, United States11-50 Employees

OneCor Services LLC operates in the oil and gas sector, providing environmental services, weed control, and hydrochloric acid procurement and delivery. Its offerings are positioned to support oil-field operators with land stewardship, environmental compliance, and reliable chemical supply. The company serves clients across North Dakota, Montana, Wyoming, and Texas, and is based in Williston, North Dakota.

OneCor traces its roots to 1971, when it began as Jerry's Weed Control in Williston, with the OneCor name adopted in 2013 after expanding into hydrochloric acid procurement for oil-field applications. The organization describes itself as focused on accountability to clients, employees, and communities and on stewardship of the lands it operates on. As a mid-sized regional operator, it combines long-standing industry experience with an emphasis on professional service delivery.

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