Billy Chan

Billy Chan: Email & Phone Number

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Senior Technology Services Manager at Orange County District Attorney’s Office|Irvine, California, United States

Position:

Senior Technology Services Manager at Orange County District Attorney’s Office

Location:

Irvine, California, United States

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Last updated: 2026-06-09
Updated: 2026-06-09

Found email addresses for Billy Chan:

Business emails:
Personal emails:

Found phones for Billy Chan:

+1-205-***-**60,
+1-623-***-**16,
+1-870-***-**78
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Work Experience 31 years

Senior Technology Services Manager at Orange County District Attorney’s Office

Jan 2019 - Current

IT Manager (Admininstrative Manager II) at Orange County District Attorney’s Office

Jun 2014 - Jan 2019

IT Supervisor (Application Development) at Orange County District Attorney’s Office

Jun 2006 - Jun 2014

Application Developer IV at Los Angeles Superior Court

Jun 2002 - Jun 2006

Senior Software Engineer at Frontera Corp

Oct 2000 - Apr 2002

Configuration Manager / Software Engineer at Gencorp Aerojet

Jul 1997 - Nov 2000

Software Engineer at Informix - Data Warehouse BSU

Jul 1996 - Jul 1997

Quality Assurance Engineer at Wind River

Jun 1995 - Dec 1995

Billy Chan started working in 1995, then the employee has changed 5 companies and 7 jobs. On average, Billy Chan works for one company for 3 years 10 months.

Their professional focus is Application Service Provider, C#, and Certified Associate in Project Management (CAPM) across 3 core areas.

Billy holds Data Landscape of GenAI for Project Managers, Project Management Professional (PMP)®, and Talking to AI: Prompt Engineering for Project Managers certifications.

Education

Master of Business Administration - MBA at Drucker School of Management

Bachelor's degree at University of California, Berkeley

Frequently Asked Questions

What is Billy Chan's email address?

SignalHire found verified email addresses for Billy Chan, both business and personal. Their business email is b*****c@orangecountyda.com, and personal emails include b******3@gmail.com.

What is Billy Chan's phone number?

SignalHire found multiple verified phone numbers for Billy Chan: +1-520-***-**23, +1-205-***-**60, and +1-623-***-**16.

How do I contact Billy Chan at Orange County District Attorney’s Office?

You can reach Billy Chan through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Billy Chan's professional background?

Billy Chan has 31 years of professional experience. They have held roles including IT Manager (Admininstrative Manager II), IT Supervisor (Application Development), and Application Developer IV at companies such as Orange County District Attorney’s Office, Orange County District Attorney’s Office, and Los Angeles Superior Court. Their education includes Master of Business Administration - MBA from Drucker School of Management, and Bachelor's degree from University of California, Berkeley.

Is Billy Chan's contact information up to date?

Yes. Billy Chan's SignalHire profile was last updated on 9 June 2026, reflecting their current position as Senior Technology Services Manager at Orange County District Attorney’s Office in Santa Ana, California, United States.

Billy Chan Namesakes

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