Professional Audit Services (FY 2026, 2027 & 2028)
| Location: | Illinois |
|---|---|
| Posted: | Dec 3, 2025 |
| Due: | Jan 14, 2026 |
| Agency: | O'Fallon city |
| Type of Government: | State & Local |
| Category: |
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| Publication URL: | To access bid details, please log in. |
| Bid Title: |
Professional Audit Services (FY 2026, 2027 & 2028)
|
| Category: | Bids |
| Status: | Open |
|
Attachment Preview
REQUEST FOR PROPOSALS
PROFESSIONAL AUDIT SERVICES
FOR THE FISCAL YEARS ENDING APRIL 30, 2026, 2027, AND 2028
December 1, 2025
CITY OF O’FALLON, ILLINOIS
255 S. Lincoln Ave.
O’Fallon, Illinois 62269
1
O’FALLON, ILLINOIS
PROFESSIONAL AUDIT SERVICES REQUEST FOR PROPOSALS
Proposal #: Finance-2025-0002
DATE ISSUED: December 3, 2025
CLOSING DATE: January 14, 2026
The City of O’Fallon, Illinois will receive sealed proposals from qualified firms of certified public accountants to
audit its financial statements for fiscal years ending April 30, 2026, 2027, and 2028 with the option of auditing
the financial statements for fiscal years 2029 and 2030 at the request of the City of O’Fallon. Please read this
entire request for proposals and submit your proposal in accordance with these instructions. Proposals
improperly prepared and submitted may be rejected.
DESCRIPTION OF PROJECT: The City of O’Fallon (“City”), St. Clair County, Illinois, will receive sealed
proposals for PROFESSIONAL AUDIT SERVICES until January 14, 2026, 4:30 P.M. at City Hall, 255 South
Lincoln, O’Fallon, Illinois 62269. All proposals must be received prior to the date and time shown above.
Proposals transmitted by facsimile and electronically submitted will not be accepted.
No proposer may withdraw the submitted proposal for a period of thirty (30) days after the actual date of the
opening thereof. The City of O’Fallon, Illinois, reserves the right to reject any or all proposals and to waive any
informality or technicality in the proposal.
All proposals should be addressed to:
Finance Department
RE: PROFESSIONAL AUDIT SERVICES
O’Fallon City Hall
255 South Lincoln Avenue
O’Fallon, Illinois 62269
Deadline for submissions is January 14, 2026, at 4:30 P.M. Bids will be evaluated beginning on January 20,
2026.
Provisions: The City of O’Fallon retains the right to reject any or all proposals, to waive technicalities, and
accept the proposal which they believe to be the most advantageous to the City.
2
Section 1 – General Information and Background
A. Purpose and Invitation to Submit Proposal
The City of O’Fallon, Illinois is requesting proposals from qualified firms of certified public accountants to
audit the City’s financial statements for fiscal years ending April 30, 2026, 2027, and 2028. Periodically,
the city requests proposals from qualified firms to assure that the city is getting the best pricing and
services available.
A three-year contract is contemplated with the option of auditing the financial statements for fiscal years
2029 and 2030 at the request of the City of O’Fallon, subject to annual review, and the satisfactory
negotiation of terms, including a price acceptable, to both the City of O’Fallon and the selected firm.
Specifications included in this packet are based on current available information and are not binding. It
will be the responsibility of the successful proposer to verify all information with the City before issuing
the contract and providing services.
B. Description of the City of O’Fallon, Illinois
The City of O’Fallon was incorporated in 1854. The city has a population over 30,000. O’Fallon’s rich
history of trade and industry, and its solid foundation for continued growth and prosperity make it one of
the area’s most popular communities in which to live and work.
The City’s fiscal year begins on May 1 and ends on April 30. City services and functions are divided into
the following departments: Administration, Community Development, Economic Development, EMS,
Fire, Information Technology, Parks and Recreation, Police, Public Works, and Library
(Component Unit).
The City of O’Fallon gained home-rule status in 2006. It is governed by a mayor and a fourteen-member
City Council. The City’s outstanding general obligation bond rating is AA+ from Standard & Poor’s
Investors Service.
Additional information, including the most recent Audited Financial Statement, can be found online at
www.ofallon.org.
Pension Plans
The City of O’Fallon participates in the Illinois Municipal Retirement Fund. The city has defined benefit
pension plans for the police department and fire department.
Budget
The City of O’Fallon prepares its annual budget on a cash basis. The annual expenditure budget for
Fiscal Year 2026 is over $108 million ($28 million in the General Fund, $33 million in the Enterprise
Fund, and $9 million in inter-fund transfers) and can be found on our website at www.ofallon.org.
Magnitude of Finance Operations
The Finance Department is directed by Sandy Evans, Director of Finance, and consists of four (4) full-
time employees. The principal functions performed are as follows:
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Position
Director of Finance
Accounting Manager
Staff Accountant
Accounting Generalist
Number of Years
with the City
18
12
3
18
The City of O’Fallon has an annual payroll (paid bi-weekly) of approximately $ 20 million, covering
full-time and regular part-time employee positions. The number of seasonal part-time and temporary
employees varies with as many as 200 during the summer.
Federal and State Grants
The City of O’Fallon has at times received grants for various projects. The city has met the
threshold for a single audit in 2023, 2024, and 2025 and is likely to meet this threshold in future
years.
C. Organization
This Request for Proposals is divided into the following parts:
Section 1 – Introduction and Background ...................................................................................... Pg. 3
Section 2 – General Specifications ………….……………………….………………………………… Pg. 5
Section 3 – Response Submission Information ………………………………….……………………. Pg. 9
Section 4 – Proposal Evaluation ……………………………………………………………………...… Pg. 11
Attachment A – Audit Proposal Form ……...….…………………………………...………………...… Pg. 14
Attachment B – Auditor Qualifications Questionnaire ………………………………………………… Pg. 15
D. RFP Schedule:
DATE
December 3, 2025
January 14, 2026
January 22, 2026
January 26, 2026
April 30, 2026
TIME
8:30 A.M.
4:30 P.M.
N/A
5:30 P.M.
N/A
ACTION
Distribution of RFP
Sealed responses due to City Hall
Initial Evaluations Complete
Recommendation of Award to Finance Committee
Implementation Date of Contract
E. Submitted Questions
Requests for clarification or additional information from potential proposers must be submitted via e-mail
to Robin Costello, Accounting Manager at finance@ofallon.org .
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F. Amendments
The City reserves the right to officially modify or cancel the RFP after issuance. In the event of a
material modification, all known and/or potential proposers will be notified of an amendment to this
RFP.
Section 2 – General Specifications
A. Scope
The City of O’Fallon, Illinois is requesting proposals from qualified firms of certified public accountants to
audit the City’s financial statements for fiscal years ending April 30, 2026, 2027, and 2028. A three-year
contract is contemplated with the option of auditing the financial statements for fiscal years 2029 and
2030 at the request of the City of O’Fallon, subject to annual review, and the satisfactory negotiation of
terms, including a price acceptable, to both the City of O’Fallon and the selected firm.
The City of O’Fallon desires the auditor to express an opinion on the fair presentation of its financial
statements in conformity with accounting principles generally accepted in the United States of America.
The auditor is to provide an opinion on the respective financial position of the governmental activities,
the business-type activities, each major fund, and the aggregate remaining fund information of the City
based on the auditing procedures applied during the audit of the financial statements.
The auditor shall also be responsible for performing certain limited procedures involving required
supplementary information (RSI) required by the Governmental Accounting Standards Board as
mandated by generally accepted auditing standards.
As a part of the contract, the auditors shall also complete on a timely basis the State of Illinois
Comptroller Report.
In addition, the firm shall respond to the reasonable inquiries of successor auditors and allow successor
auditors to review working papers relating to matters of continuing accounting significance.
B. Funds to be Audited
The City of O’Fallon has five major governmental funds, two major business-type activities (water and
sewer) and manages four Tax Increment Financial districts. The following fund types are currently used
in the City’s financial reporting:
Fund Type
Government
Debt Service
Capital
Enterprise
Fiduciary
Component Unit
Special Revenue
# of Funds
9
7
5
4
4
3
19
# Funds Approved Budget
6
7
5
4
4
2
19
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This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.
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