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Business Office

The Business Office provides a variety of financial services for the college as well as the central billing and collection point for all student accounts. The office is located on the first floor of the Library Building on the Wilburton campus. Office hours are from 8 a.m. to 4:30 p.m. Monday through Friday for the fall and spring semesters. Summer hours are 8 a.m. to 4:30 p.m. Monday through Thursday.

Online Bill Pay

Eastern offers free online bill pay. It's fast, easy and secure. Students can access online bill pay 24 hours a day through WebAdvisor. Log in and click "Make a Payment" to pay online or call 855-300-8526 to make a payment over the phone. You can choose to pay with a credit card or electronic check and you can also set up recurring payments.

Mountaineer Card

Eastern has partnered with Herring Bank to provide the Mountaineer Card. Students who qualify for financial aid will receive their financial aid disbursements and all other refunds through their Mountaineer Card, which works like a Debit/ATM card. Visit eosc.edu/mountaineercard to learn more.

Student Account Payment Policy

Student registration creates a financial obligation from the student to the college. The Student Account Payment Policy outlines the student’s obligation and provides information on how to make payments on student accounts. Any account not paid in full or covered by financial aid by the last day of the semester will be subject to collections.

Requests for Proposal

Eastern provides a list of current requests for proposal and invitation to bid. 

Policies and Procedures

The financial operations of the Business Office is governed by Policies and Procedures established by the college. Please refer to the appropriate policy for specific information. 


The current standardized forms used by the Business Office to collect and process information are available for your use. Please select and copy the appropriate form.


If you need further assistance on a student account or need other financial services, please contact the Business Office staff member that specializes in the area of your need.

Business Office
Bill Hill Library Building
Room 119

Trisha White
Director of Finance
Phone: 918.465.1708
Fax: 918.465.4498
Megan Apker
Accounting Assistant III/Travel & Credit Card Clerk
Phone: 918.465.1733
Fax: 918.465.4482
Debra McIntryre
Business Office Manager
Phone: 918.465.1820
Fax: 918.456.4415

Kelisha Johnson
Accounting Assistant II/Cashier
Phone: 918.465.1831
Fax: 918.465.4418
Angela McAlister
Accounting Assistant III/Accounts Receivable
Phone: 918.465.1776
Fax: 918.465.4422

Cathy Marcum
Accounting Assistant II/Third Party Billing
Phone: 918.465.1780
Fax: 918.465.4497

Melanie Sims
Administrative Assistant to the Director of Finance/Grant Manager
Phone: 918.465.1709
Fax: 918.465.4440

Accounting Assistant II/Accounts Payable
Phone: 918.465.1740
Fax: 918.465.4424

Assistant Financial Accountant
Phone: 918.465.1895
Fax: 918.465.4468