Mark Jackson, RDT
Vice President, GM

Mark co-founded the laboratory in 1981. A member of the ICOI and Cal-Lab, he serves on the Board of directors of the National Association of Dental Laboratories, writes a monthly column for the Journal of Dental Technology and has been on the faculty of NADLU since 2004. He has lectured throughout the US, as well as in Europe and Africa.

Mark is active in the community, and in humanitarian and conservation affairs as a board member of Safari Club International. He lives in Rancho Cucamonga with his wife and children.

Jon Oliveras
Implant Manager

Jon began his career as a graduate of the Dental Technology program at Pacific Coast College in 1983. He has worked at Arrowhead dental laboratory, Micro Laboratories, Glidewell and as a support technician for Nobelbiocare.

Jon lives in Orange County and enjoys surfing in his spare time.

Jason Shane
Quality Control Manager

Jason joined Precision Ceramics in 1995. He had previously worked at Glidewell Laboratories in Newport Beach, CA. Jason brings 20 years of experience in dental technology, and leads our quality control team.

Jason enjoys sports and travel, and lives in nearby Chino Hills with his wife Susie.

The PCDL Production Team

Denis Ka
CAD/CAM Department

Denis joined Precision Ceramics in 2002 after working at Burbank Dental Laboratory. He is a graduate of Pasadena City College Dental Technology Program and lives with his family in Temple City, CA.

Denis enjoys traveling and spending time with his family.

Hugo Leyseca
Model & Articulation Department

Hugo joined Precision Ceramics in 1994 and brings 23 years experience with multiple facebow and articulation disciplines.

He enjoys all sports, dining out and spending time with his family.

David Moffett
CAD/CAM & Implants

David, a second generation dental technician is a graduate of Pasadena City College Dental Technology Program. He joined Precision Ceramics in 1985. His areas of specialty are CAD/CAM operations and implant milling.

Dave enjoys fishing and spending time with his family.

Ponciano Villasenor
Denture Department Manager

Ponciano bought 37 years experience to Precision Ceramics when he joined us in 2001, 25 of which were spent as an in-house technician.

He enjoys spending time with his family and is very involved in his church.

The PCDL Customer Service Team

Janine Sabbagh
Customer Service

Janine has been with Precision Ceramics since 2004. Prior to joining PCDL, Janine worked as a dental assistant for Parimal Kansagra, DDS. She attends Mt San Antonio College where she is pursuing a career in Dental Hygiene. Janine enjoys spending time with her family.

Patsy Martin
Accounts Receivable

Patsy joined Precision Ceramics in 2004, and brings 30 years experience in accounting.

Pasty enjoys reading on the beach and snow skiing. She lives with her husband in Upland.

Teresa Verduzco
Scheduling Department

Teresa has been with Precision Ceramics since 2005. Teresa is responsible for the scheduling and shipping departments insuring we meet customer due dates. Teresa enjoys spending time with her boyfriend and family.