Soil Science Consultants

Welcome to the Professional Soil Scientists Association of California’s Consultant’s Directory.

Many of PSSAC’s members are private consultants with varied areas of expertise within the field of Soil Science. The following offer consulting services in their areas of specialization, and welcome inquiry by potential clients. Please watch website that will write a paper for you medicine from mexico cialis20 vipps certified canadian pharmacy source url essays on moral values cheap viagra online mastercard how to write a speech introduction buy viagra qld go here judaism research paper source click here follow url buy cytotec online cheap faut il une ordonnance pour le viagra en suisse cialis generic 5mg follow link enter site owl purdue paraphrasing click on their names to link to their individual pages for additional information including their certifications and areas of expertise. They are listed in alphabetical order:

Glenn Borchardt, Ph.D.
Soil Tectonics
 P.O. Box 5335, Berkeley, CA 94705-0335,
Phone: (510) 654-1619, Cell: (510) 205-4562, Fax: (530) 655-0018,,
Web Site:
Margaret Bornyasz

ECORP Consulting, Inc.

3914 Murphy Canyon Rd., Ste. A232, San Diego, CA 92123
Phone:  (858) 279-4040; Fax: (858) 279-4043
Email:; Website:
Terry D. Cook
Soil Consultant
3214 Lillard Drive, Davis, CA 95616.
Phone or Fax: (530) 753-1062
Sidney W. Davis
DAVIS² Consulting Earth Scientists
P.O. Box 734, Georgetown, CA 95634.
Phone (530) 333-1405, Fax (530) 333-1009
Meagan M. Hynes, Ph.D.
Talus Soil Consulting
 P.O. Box 8004, Santa Cruz, CA 95061.
Phone: (408) 859-9726
David B. Kelley
Kelley & Associates Environmental Sciences, Inc.
 20 E. Baker Street, Winters, CA 95694.
Phone: (530) 795-6006, Fax: (530) 795-6008,
Roger J. Poff
R.J. Poff & Associates
P.O. Box 2073, Nevada City, CA 95959.
Phone (530) 273-1709,Mobile: (530) 559-9669.
Bryan L. Rahn
Coastal Viticultural Consultants
1575 Deer Park Road, Angwin, CA  94508.
Phone (707) 965-3700,Toll Free: (888) 965-3755.
Web Site: