Mr. Bornyasz has been a consulting soils-geomorphologist for numerous archaeological investigations.  His contributions to archaeological studies typically include: site geological characterization and depositional context, paleo-environmental reconstruction, site integrity/disturbance assessments, and determining the relative ages for geologic deposits containing cultural materials.

Select Archaeological Projects include:

• Harris Site Archeological District, SDI-316 and SDI-4935b, San Dieguito River Valley, San Diego County, CA
• Fort Rosecrans, Ballast Point SDI-48, Point Loma, San Diego, CA.
• Black Mountain Ranch Development, SDI-4832, 4833, and 4842, San Diego, CA.
• Red Beach/Las Flores Creek, Sites SDI-812h, LP-1, LP-2, SDI-10723, Marine Corps Base, Camp Pendleton, CA
• Santa Margarita River Valley, SDI-12628 and SDI-10156, Camp Pendleton Marine Corps Base, CA 
• Sites SDI-8605, SDI-13485,SDI-13486, Tijuana River Valley, San Diego County, CA
• Multiple Sites along the North Baja Pipeline Project, Imperial County, CA
• Coral Mountain Park, RIV-1715, PR-1, and PR-2, City of La Quinta, Riverside County, CA
• Archaeological Site ORA-83, located on Bolsa Chica Mesa, Orange County, CA.
• Archaeological Site SBA-16, Summerland, Santa Barbara County, CA
• Archaeological Site  SBA-56, Goleta Slough, Santa Barbara County, CA