Direct Support

Sunshine US office with Direct Sales, FAE - Field Application Engineering, DFM - Design for Manufacturing, Customer Service, and Marketing

Jason Zhao

VP of North America Operations


Based in Dallas, Texas

Jimmy Fang

VP of Business Development


Based in Los Angeles, California

Jim Hearn

Director of Sales


Based in Phoenix, Arizona

Jeff Tolaio

Regional Sales Manager

Northern CA & Selected Accounts


Based in Santa Cruz, California

Karl Doebbert

Regional Sales Manager

Texas, Southeastern US


Based in Dallas, Texas

Roger Santos

Account Manager

Northeastern USA and Eastern Canada


Based in Kittery, Maine

Ryan Lynch

Business Development Manager


Based in Dallas, Texas

Ray Tsai

Sales Engineer


Based in Dallas, Texas

Carrie Rams

Customer Service Manager


Based in Dallas, Texas

Alfredo Perez

Senior Field Application Engineer


Based in Chicago, Illinois

Al Silveira

Senior DFM Engineer


Based near Portland, Oregon

Viviana Rodríguez T.

Customer Service Representative



Based in Chihuahua, Mexico

Jason Fang

Quality Engineer


Based in San Francisco Bay Area

Quintin Rams

Quote Specialist


Based in Dallas, Texas