REQUEST FOR PROPOSAL
FOR
PROFESSIONAL AUDITING SERVICES
PROPOSAL NO. 946-1105-25F
PROPOSAL DUE DATE: FRIDAY, DECEMBER 19, 2025 AT
2:00 PM
City of Antioch
RFP for Professional Auditing Services
I.
INTRODUCTION
A. General Information
The City of Antioch is requesting proposals from qualified firms of certified public accountants to
audit its financial statements for the next four (4) fiscal years ending June 30, 2026, 2027, 2028,
2029, with an option to extend for an additional two years for the fiscal years ending June 30, 2030
and 2031 (see list of required audits on page 2, Note II D). These audits are to be performed in
accordance with all applicable and generally accepted auditing standards including but not limited
to: the standards set forth for financial audits by the Governmental Accounting Standards Board
(GASB), in the General Accounting Office's (GAO) Government Auditing Standards, and of Tile 2
U.S. Code of Federal Regulations Part 200, Uniform Administrative Requirements Cost Principles,
and Audit Requirements for Federal Awards (Uniform Guidance), Audits of State, Local
Governments and Non-Profit Organizations.
There is no expressed or implied obligation for the City of Antioch to reimburse responding firms
for any expenses incurred in preparing proposals in response to this request.
To be considered, four copies of a proposal must be received by the Deputy Finance Director no
later than 2:00 PM, December 19, 2025, at the following location:
By U.S. mail:
Jo Castro, Deputy Finance Director
City of Antioch
P.O. Box 5007
Antioch, CA 94531-5007
(925) 779-6134
By Other Delivery:
Jo Castro, Deputy Finance Director
City of Antioch
200 H Street
Antioch, CA 94509
(925) 779-6134
The City of Antioch reserves the right to reject any or all proposals submitted.
Proposals submitted will be evaluated by City of Antioch staff.
During the evaluation process, City of Antioch reserves the right, where it may serve the City of
Antioch's best interest, to request additional information or clarifications from proposers, or to allow
corrections of errors or omissions.
The City of Antioch reserves the right to retain all proposals submitted and to use any ideas in a
proposal regardless of whether that proposal is selected. Submission of a proposal indicates
acceptance by the firm of the conditions contained in this request for proposals, unless clearly and
specifically noted in the proposal submitted and confirmed in the contract between the City of
Antioch and the firm selected.
It is anticipated the selection of a firm will be completed by February 2, 2026, and City Council
approval obtained in February 2026. Following the notification of the selected firm, it is expected a
contract will be executed between both parties by March 31, 2026.
B. Term of Engagement
A four-year contract, with an option to renew an additional two years, subject to an annual review,
the satisfactory negotiation of terms (including a price acceptable to both the City of Antioch and
the selected firm), and the annual availability of an appropriation. The selected firm will be required
to obtain a City of Antioch business license.
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City of Antioch
RFP for Professional Auditing Services
II.
NATURE OF SERVICES REQUIRED
A. General
The City of Antioch is soliciting the services of qualified firms of certified public accountants to audit
its financial statements for the next four fiscal years ending June 30, 2026, 2027, 2028, 2029, with
an option to renew an additional two years for the fiscal years ending 2030 and 2031 (see list of
required audits on page 2, Note II D). These audits are to be performed in accordance with the
provisions contained in this request for proposal.
B. Scope of Work to Be Performed
The City of Antioch desires the auditor to express an opinion on the fair presentation of its basic
financial statements in conformity with generally accepted accounting principles. The audit shall
include an examination of all funds of the City of Antioch by certified public accountants duly
authorized to practice as such by the State of California. The auditor shall also be responsible for
performing certain limited procedures involving required supplementary information required by the
Governmental Accounting Standards Board, as mandated by generally accepted auditing
standards.
At the completion of this contract, the auditor will make available all work papers to the successor
auditor in a timely manner.
C. Auditing Standards to Be Followed
To meet the requirements of this request for proposal, these audits are to be performed in
accordance with all applicable and generally accepted auditing standards including but not limited
to: the standards set forth for financial audits by the Governmental Accounting Standards Board
(GASB), in the General Accounting Office's (GAO) Government Auditing Standards, and Title 2
U.S. Code of Federal Regulations Part 200, Uniform Administrative Requirements Cost Principles,
and Audit Requirements for Federal Awards (Uniform Guidance), Audits of State, Local
Governments, and Non-Profit Organizations.
D. Financial Statements to Be Issued
Following the completion of the audit of the City of Antioch, the following reports and financial
statements are to be issued:
1. City of Antioch Annual Comprehensive Financial Report
2. City of Antioch Public Financing Authority Component Unit Financial Statements
3. City of Antioch Single Audit Report
4. Appropriation Limit Letter
5. Management and Internal Control Recommendations
6. Transportation Development Act Financial Statements as required
7. For fiscal year 2026, a financial audit of Board of State and Community Corrections
Grant BSCC-807-22 due by June 30, 2026 – may be required in future if new grant
Reporting to the City Council. Auditors shall assure themselves that the City of Antioch's
City Council is informed of each of the following:
1. The auditor's responsibility under generally accepted auditing standards.
2. Significant accounting policies.
3. Management judgments and accounting estimates.
4. Significant audit adjustments.
5. Other information in documents containing audited financial statements.
6. Disagreements with management.
7. Management consultation with other accountants.
8. Major issues discussed with management prior to retention.
9. Difficulties encountered in performing the audit.
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City of Antioch
RFP for Professional Auditing Services
E. Reports
1.
The City of Antioch will send its Annual Comprehensive Financial Report to the
Government Finance Officers Association for review in their Certificate of
Achievement for Excellence in Financial Reporting program. It is anticipated that
the auditor will be required to provide limited assistance to the City of Antioch to
meet the requirements of that program.
2.
The schedule of federal financial assistance and related auditor's report, as well
as the reports on the internal controls and compliance should be included in the
Annual Comprehensive Financial Report.
3.
In order to meet the deadline established by the GFOA Annual Comprehensive
Financial Report (ACFR) award program, the Auditor will be held responsible for
delivering all audit reports by December 15th of each year, unless the deadline is
extended in writing by the City.
F.
Special Considerations
The City of Antioch has received awards for the GFOA for the “Certificate of Achievement
for Excellence in Financial Reporting” for the past 34 consecutive years. The City has not
yet submitted the June 30, 2025 ACFR for consideration, but anticipates the report will
meet the standards required to obtain.
III. DESCRIPTION OF THE GOVERNMENT
A. The auditor's principal contact with the City of Antioch will be Jo Castro, Deputy Finance
Director, (925)779-6134.
B. Background Information
The City of Antioch serves an area of approximately 29 square miles with a population of
just over 116,000 with 406 budgeted full-time staff and varying part time employees
throughout the year to serve this population. The City of Antioch's fiscal year begins on
July 1 and ends on June 30.
The City of Antioch operates under the Council-Manager form of government. The City
Council is comprised of the Mayor (at-large) and four Council members elected by district
for a four-year term and are responsible for adopting City ordinances, resolutions, the
budget, appointing commissions and committees and hiring the City Manager and City
Attorney. The City Clerk and City Treasurer are also elected for four-year terms. The City
Manager is responsible for implementing the Council’s policies, ordinances and directives,
for overseeing the day-to-day operations of the City, and for appointing the City’s
Department Directors. The City provides the following services to its citizens: police
protection; water services; sewer maintenance; construction and maintenance of streets,
roads, and infrastructure; planning and zoning; parks and recreation; and general
administration and support services. Electric, gas, cable and refuse services are provided
by franchise agreements and fire services are provided through the Contra Costa County
Fire Protection District.
C. Fund Structure
The City of Antioch uses the following fund types in its financial reporting:
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City of Antioch
RFP for Professional Auditing Services
Fund Type
Number of Funds and Number of Funds with
Discretely Presented
Legally Adopted
Component Units
Annual Budgets
General Fund
2*
2*
Special Revenue
53
53
Debt Service
1
1
Capital Project
10
10
Enterprise
5
5
Internal Service
4
4
Fiduciary (Successor Agency Funds)
3
3
Cusodial
3
0
*The City has a Budget Stabilization Fund rolled into the General Fund for financial reporting
D.
Budgetary Basis of Accounting
Budgets for the General, Special Revenue and Debt Service Funds are adopted on a basis
consistent with generally accepted accounting principles. The modified accrual basis of
accounting is employed in the preparation of the budget. At fiscal year-end, budget
appropriations lapse. Capital projects are budgeted on a multiyear basis. Incomplete
capital improvement budget appropriations are carried over in the following fiscal year by
budget action taken by Council.
E. Pension Plans
The City of Antioch contributes to the California Public Employees' Retirement System
(PERS), an agent multiple-employer and cost-sharing multiple-agent employer public
employee retirement system that acts as a common investment and administrative agent
for participating public entities within the State of California. The City also contributes to a
Police Supplementary Retirement Plan administered by the Public Agency Retirement
System (PARS). The City offers a 457 deferred compensation plan to all employees. The
majority of part time employees are covered under a PARS plan in lieu of social security.
F. Other Post Employment Benefits
For employees hired prior to September 2007, the City of Antioch offers post-employment
medical benefits through three City sponsored plans, with funds held in the California Public
Employees’ Retirement Benefit Trust (CERBT). For employees hired after September
2007, the City has a medical after retirement program whereby the City contributes a certain
percentage of the employee’s payroll into an account established for that employee to be
used for future medical benefits.
G. Component Units
The City of Antioch is defined, for financial reporting purposes, in conformity with the
Governmental Accounting Standards Board's Codification of Governmental Accounting and
Financial Reporting Standards, Section 2100. Using these criteria, the Antioch Public
Financing Authority is included in the City of Antioch's financial statements. The City of
Antioch also elected to become the Successor Agency to the Antioch Development Agency.
The Successor Agency is accounted for as a private purpose trust fund.
H. Joint Ventures
The City of Antioch and Contra Costa County are members of the Contra Costa Home
Mortgage Financing Authority (Home Mortgage). The Home Mortgage issued 1984 Home
Mortgage Revenue Bonds for the purpose of facilitating the financing of low income home
mortgages in the City and County. The Home Mortgage is governed by a board consisting
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This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.