CHRISTOPHER CHAHRESTAN

• Designs and fabricates All-on-X implant restorations for full-arch cases.
• Provides custom prosthetic solutions and precise lab fabrication.
• Collaborates with dentists on treatment planning and execution.
• Delivers hands-on training for dental teams on workflows and techniques.
• Performs troubleshooting and adjustments to ensure optimal fit and function.

• Deliver Exocad software training to dental professionals through in-person sessions and live webinars
• Represent Evident as an Exocad reseller, driving software sales and client adoption
• Lead R&D initiatives to enhance digital dental workflows and prosthetic solutions
• Produce and publish YouTube training content to educate and engage clients
• Manage client accounts, building strong relationships and ensuring satisfaction

• Served as the dedicated in-house lab technician for two dental offices, supporting multiple dentists and coordinating lab operations across both locations.
• Designed, fabricated, and finished a wide range of dental prosthetics and restorations including:
  Dentures, implants, crowns, and bridges
  All-on-Four restorations and surgical guides
  Conversions and Invisalign appliances
• Operated CAD/CAM systems (3Shape, Roland) for precise digital design and milling of dental restorations.
• Utilized 3D printing technology (NextDent 5100) for accurate model and guide production.
• Managed full laboratory workflow—from digital design and fabrication to quality assurance and delivery.
• Collaborated closely with dentists to ensure high aesthetic and functional results for each patient case.
• Maintained equipment, materials inventory, and ensured compliance with safety and sterilization protocols.

• Managed and operated in-house dental lab specializing in All-on-4 procedures at Long Beach’s largest implant center.
• Oversaw daily lab operations independently across multiple clinic locations.
• Coordinated production, quality control, and delivery of prosthetic devices to ensure timely patient care.
• Implemented efficient workflows to support high-volume implant cases.
• Maintained equipment, materials, and inventory to meet clinical demands.

• Founded and managed a full-service dental laboratory, overseeing all aspects of operations and client relations.
• Specialized in All-on-4 implant cases, delivering high-quality prosthetic solutions.
• Designed and fabricated removable locators, implant restorations, crowns, and bridges.
• Developed maxillofacial prosthetics and obturators for complex patient needs.
• Produced precise surgical guides to support dental implant procedures.
• Engineered and fabricated custom bars for implant-supported restorations.
• Ensured consistent quality control and adherence to dental standards across all lab products.

• 3shape United States trainer for Argen both in house, webinars, and traveling (2 years of traveling country wide)

• Helped start Argen Scan and Design program

• Lead Tech Support for all of Argen with 95% successful rating, over 7000 cases closed

o 3shape

o Exocad

o Dental wings

o Rolands

o Milled and Printed products

o Implants (specialize in non-engaging, screw retained bridges and multi-unit abutments)

o All Argen Products (SLM, DPM, Hybrid abutments, Titanium abutments, Wax, PMMA, and Zirconia

In house responsibility “Put out the fire”

• 3M software scanner and CMC Lava mill operator

• Nobel scanner

• Straumann scanner

• Digital Designer

• DWX-50 Roland Mill operator

• Zirconia stainer

• Green state finisher

• Zirconia Finisher

• Metal finisher

• Cast and press (emax) technician

• Head of digital R & D

• CAD/CAM Trainer, to multiple technician

• Lead Abutment designer, in all major implants

• 3shape designer
• Experience in 3D Printing, specializing in partials (using 3shape)
• Crown and Bridge plaster bench

• Scanning on 3Shape and lava
• Designing on both 3shape and lava
• Milling/Nesting/ Lava connect export and import files + outsourcing
• 3m lava CMC Milling Machine maintenance and cleaning
• Milling wax and zirconia
• Green state finishing
• Staining
• Zirconia finishing
• Plus I have a list of Non - Cad/Cam skill I do there as well (waxing, spruing, investing, casting, divesting, E-max and empress, and light metal finishing
• Knowledgeable with labtrack software.

• Paid internship opportunity to work on one of the first in Lab intraoral Sirona scanners and mills.

• Observed cad-cam technician create reconstruction of copings, bridges, implants, full mouth reconstructions, and basic framework.
• Milling, baking, staining, and scanning.

• Observed cutting edge cad-cam technology
• Milling, baking, staining, scanning, and designing.

• Plaster bench; metal finishing; casting; pressables; removables; waxing; machine maintenance; pick-up and delivery.

• Plaster bench, metal finishing, casting; pressables, waxing; machine maintenance, pick-up and delivery for family lab.