1 June 2023
Aehr appoints Chris Siu as chief financial officer & executive VP of finance
Semiconductor production test and reliability qualification equipment supplier Aehr Test Systems of Fremont, CA, USA has appointed Chris Siu as chief financial officer, executive VP of finance & secretary. He succeeds Ken Spink, who announced his planned retirement after 15 years with the firm. To ensure an orderly transition, Spink is staying on through the completion of Aehr’s fiscal 2023 year (to end-May) and annual 10-K filing.
Siu has more than 27 years of finance and accounting experience in the semiconductor, medical equipment, and public accounting sectors.
Before joining Aehr, he most recently served four years in senior finance executive positions at publicly traded Ultra Clean Technologies (a developer and supplier of critical subsystems, components and parts, and ultra-high-purity clean and analytical services primarily for the semiconductor and semiconductor equipment industry) including senior VP of finance, corporate treasurer, and chief accounting officer.
Prior to Ultra Clean, Siu held senior management roles at PDFSolutions and also GlobalFoundries, where he served for eight years including leading all global accounting functions as corporate controller for four years.
He was also chief accounting officer and director of finance at Trident Microsystems and served in several senior finance management positions at medical device and software manufacturer Varian Medical Systems.
Siu also worked for three years with Deloitte and left as an audit manager, and began his career in public accounting serving over five years with EY. He is a Certified Public Accountant (inactive) in California. Siu holds a Bachelor of Science degree in Accounting from Brigham Young University in Hawaii and a Master of Business Administration degree from the University of California at Berkeley.
“He is a seasoned executive with a proven track record of delivering strong financial and operating results with several public companies serving the semiconductor and semiconductor equipment industries,” comments Aehr’s president & CEO Gayn Erickson. “His wealth of knowledge and experience will be of great benefit as we continue to focus on the tremendous growth opportunities ahead for Aehr,” he adds.