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Pennsylvania based company formed in 1995 by John LaVelle. GESI provides consultants and engineering services to energy companies. This includes Wellsite supervision for drilling, workover and completion. Specializes in Marcellus Shale operations. Tremendous success with start ups.

Geological Engineering Services Inc. Questions

The Geological Engineering Services Inc. annual revenue was $6 million in 2026.

5 people are employed at Geological Engineering Services Inc..

Geological Engineering Services Inc. is based in Blairsville, Pennsylvania.

The NAICS codes for Geological Engineering Services Inc. are [5413, 541, 54, 54133].

The SIC codes for Geological Engineering Services Inc. are [87, 871].

Top Geological Engineering Services Inc. Employees

G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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