Dr. Ryan Burke, Assistant Superintendent of Business Services
Dr. Burke is a service-oriented leader with a Ph.D. from Northcentral University in Arizona. He brings a wealth of experience to his new role, having served as the CEO of a realtor group, a classroom teacher, a principal, the Director of Categorical Programs in Cajon Valley Union School District, and the Director of Adult Education in the Sweetwater Union High School District.
Dr. Burke is known for his deep knowledge, skillful leadership, and patient approach. He is a strong steward of fiscal stability, and his commitment to financial responsibility has been recognized through numerous awards and accolades, including being honored as an ACSA Administrator of the Year and a Chula Vista City Champion.
We are confident that he will bring his expertise, passion, and dedication to his new role and help us continue to provide the highest quality education to our students.
Dr. Lisbeth Johnson, Interim Assistant Superintendent of Business Services
Business Services Directors
Mr. Jon Hansen - Director of Business Support Services: Child Nutrition Services, Purchasing, and Warehouse
Ms. Erina Cowart - Director of Finance: Budget and Accounting, Payroll, Benefits, Accounts Payable, and Risk Management
Mr. David Castillo - Director of Maintenance, Operations & Facilities: Custodial Services, Grounds, and Facility Maintenance
Ms. Candy Byerly - Director of Transportation: Bus and Van Transportation Services
Here to serve, each member of the Business Services team is committed to providing you with outstanding customer service. Find who you are looking for in our staff directory or email Superintendent@nsd.us.
Payroll/Benefits Specialist - Certificated
Director of Transportation
Director of Maintenance, Operations and Facilites
Director of Finance
Accounting Technician - Accounts Payable
Director of Business Support Services
Payroll/Benefits Specialist - Classified