Our Goal:

To offer a broad range of consulting services on diverse projects in both the public and private sectors. 


We specialize in geotechnical engineering, engineering geology, soils and construction materials testing, and inspection services.

Office Locations


780 North 4th Street

El Centro, CA 92243

760-370-3000


77-948 Wildcat Drive

Palm Desert, CA 92211

760-360-0665


Summary of Staff Qualifications:

The staff of LandMark Consultants, Inc. is a combination of professional, technical, and administrative personnel who approach each project with skill, experience, and innovative technology. The most valuable asset of the company is the dedication of all its employees to the continued growth, success, and reputation of the firm for providing highly responsive, personal service.

Jeffrey Lyon, founder and CEO of LandMark ConsultantsMr. Jeffrey Lyon, founder and CEO, is involved in the day-to-day management of the firm and practices the business philosophy of maintaining accessibility and personal relationships with clients and employees alike.

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