Archer Western Contractors, Ltd.


Headquartered in Mt. Morris, Pennsylvania, Shaft Drillers International, LLC (SDI) is the World's leader in large diameter shaft drilling technology as well as a leading industry specialist in geo-technical construction. Our customers' projects require innovative solutions and SDI's dedicated team delivers results though determination and experience. SDI delivers both ground modification solutions and mechanically excavated shafts on time and on budget with one of the lowest EMR ratings in the industry.

SDI's shaft services includes: small diameter shafts for utilities and service as well as large diameter shafts up to 20'(6m) in diameter and 2,000' deep (600m) for access and ventilation. Geotechnical Construction is a keystone of SDI's technology generating ground stabilization solutions using: piles, rock and soil anchors, temporary shoring systems, soil nails, compaction grouting, rock injection grouting, injection monitoring wells and well plugging services.
Industry: Construction

Contact Information

Ryan Lowden
Assistant Project Manager
2315 Benson Rd.
Garner, NC 27529
Phone: 919-329-5188
Fax: 919-329-9497