Support to help you grow your practice

Based on decades of proven industry experience, we  provide customized dental services with premium & OEM components, using the latest digital case planning  technology and materials. By partnering with implant companies, dental manufactures and incorporating a clinical team approach, we can provide your patient with a quality final prosthesis.

Our Story

Cosme Prosthetics, based in San Jose, California, is an industry specialist provider of high-quality dental lab products and services to dental professionals in the Bay Area. Established in January 2017 by Sean Cosme, CDT, the lab specializes in removable full and partial dentures, dental implant prosthetics, overdentures, and full-cast restorations.

Meet the Team


Sean Cosme, CDT


Sean started Cosme Prosthetics in 2017 to focus on quality restorative dentistry in the laboratory. As an Industry expert in prosthetics and a CDT in removables, he sets the vision and direction of the company.  He still enjoys learning, sharing and enhancing his craftsmanship in the laboratory.

Sean holds two national certifications in Dental Technology and Surgical Technology.


Joan Mcflison

Dental Technician

Joan is dental technician and artist new to the San Jose community. She has worked as lead and master technician in several large laboratories. Joan specializes in the removable side as a denturist and brings  artistic talent,  production management and decades of dental experience to the team.  Joan is currently   studying for her national certification in removables.  She holds a BA in Chemistry from Penn State University


Byron Aguirre

Billing Manager

A member of the team from the beginning, Byron brings valuable experience in creating an environment focused on delivering the best possible service and products to the customer. Byron graduated from Baylor University. He holds a Bachelor of Science and MBA degrees. His background includes working for both the private and public sectors in the areas of social services, law enforcement, and business consulting and development.

Inspire, Motivate, Elevate

Achieving the CDT designation is an accomplishment and a major milestone in the career of a dental laboratory professional. CDTs are dedicated to enhancing their career and even more so improving the profession. Becoming a CDT speaks to one's personal dedication to being the best in their chosen field and to producing high quality patient care.  As dental technicians, we have ways to enhance the CDT credential, build knowledge and skills and giving back to the profession.

Next Steps...

The value of case-planning
Proper communications and case-planning between the restoring dentist, the oral surgeon,  the implant company and the dental laboratory prior to case presentation and implant placement will provide the dentist with the tools to make the treatment modality personally and financially rewarding.