The OTC Finance team is responsible for all operational activities including payment, payroll and receivable processing, internal control management, the administration of staff pension and benefit programs and financial reporting for the operational activities and program services. The Finance Department strives to be a fiscal role model for member First Nations and, in so doing, works to establish and maintain current accounting, auditing and reporting standards

Additionally, financial management support and guidance is available to member First Nations. This support involves a focus on financial planning, reporting, management and system development training and advising. This includes such areas as, capital financing and liaising with various financial institutions and funding agencies as well as assisting with the formulation, drafting and implementation of financial policies, financing. The OTC may also provide member communities with guidance through remedial management and repayment plans and tender development for services including Banking, Insurance and Audit.

In terms of financial development, the OTC also assists with community initiatives such as the development and implementation of corporate entities, partnerships and other profit or not-for profit enterprises. The OTC also supports economic development functions, such as the creation or review of business plans.