Office of Accounting

Welcome to the Accounting Services web page. The primary purpose of Accounting Services is to protect and preserve the financial resources of the Diocese. Services include financial record-keeping as well as monitoring budgets and financial statements. Accounting Services also performs analyses and prepares financial reports as requested by the Bishop, Chief Financial Officer, Investment Committee, Finance Council and other diocesan departments / councils.

The Accounting Services Office serves all the diocesan offices / departments as well as all of the parishes, schools, and other organizations.


Peggy Koster, Director
Phone: (909) 475-5482

Angie Martinez, Accounts Payable Clerk
Phone: (909) 475-5483

Karly Benitez, Accounts Receivable Clerk
Phone: (909) 475-5485

Adriana Gomez, Account Receivable Clerk
Phone: (909) 475-5484

Office Hours

Monday - Friday: 8:30 am to 4:30pm

Closed the 1st Friday of each month
Office hours 8:00am - 5:00pm those weeks

Last Updated:Sep 15, 2017
Published:Apr 23, 2018 12:40PM

Information on this page is maintained by individual offices contacting the Media Office, (909) 475-5400