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College of Marin Career Education | Business Information Worker Program

Career Options

  • Administrative Assistant
  • Executive Assistant or Secretary
  • Human Resources Assistant
  • Office Assistant
  • Office Coordinator or Specialist

Career Profile

The Business Information Worker position is one of the fastest growing jobs in the Bay Area!

The BIW certificate prepares you for a broad range of entry-level office skills and computer applications in a variety of office environments.

Business Information Workers:

  • Require strong communication and collaboration skills.
  • Regularly interact with clients, vendors, and staff.
  • Work with basic computer applications, including Excel, Word, and Outlook.
  • Have good organizational skills including time management and teamwork.

Plan your Education

View the classes you need to take to complete your Business Information Worker certificate at College of Marin.

Business information worker with a colleague

Available Certificates and Degrees

Certificate of Achievement, Business Information Worker Level 1 – 17.5 units

  • Time to Completion: Can be done in 2 semesters.
  • Estimated Cost: $913 in tuition and fees; $800 in books & supplies.

Certificate of Achievement, Business Information Worker Level 2 – 22 units

  • Time to Completion: Can be done in 2-3 semesters.
  • Estimated Cost: $1,140 in tuition and fees; $1,100 in books & supplies.

Skills Certificate, Microsoft Office Skills – 10.5 units

  • Time to Completion: Can be done in 2 semesters.

Why College of Marin?

  • Affordable: College of Marin classes are open to all and cost only $46 per unit for California residents. Financial aid and student support services are available to those who qualify.
  • Small Class Size: Most business classes have 20-30 students. This low student-to-teacher ratio allows instructors to work individually with students as needed while covering material in-depth.
  • Location & Scheduling Convenience: COM has two campuses in Kentfield and Novato. Evening, weekend, and online classes are available for a wide range of scheduling needs.
  • Microsoft Certification: Ability to earn Microsoft Office Specialist certification via exam.


Questions? Contact Counseling:

  • (415) 485-9432
  • (415) 485-9430


  • Enroll Now at
  • Questions: Contact Counseling

    • (415) 485-9432
    • (415) 485-9430

Business & Information Systems Dept. – Business Information

  • Main number (415) 457-8811 x7610
  • A Joe Ritchie (415) 457-8811 x7598



Students who successfully complete the coursework in an MS Office application will have the opportunity to take the corresponding MS Office Specialist certification exam for FREE.

Gainful Employment
For more information about College of Marin graduation and completion rates, the median debt of students who have completed our programs, and other important gainful employment information, please visit

Frequently Asked Questions (FAQs)

How long does it take to earn the certificate?

You can take all the classes in 2 semesters.

Are there any pre-requisites?

No, there are no requirements or prerequisites. However, good working English is essential.

How do I get started?

To get started, you need to enroll at College of Marin and should meet with a career counselor (who can help you with planning your education, direct you to financial alternatives, and more!)