San Bernardino County Auditor

What San Bernardino County Auditor does

The San Bernardino County Auditor-Controller/Treasurer/Tax Collector (ATC) is an elected county government office established in 1853 and headquartered at 268 W Hospitality Lane, San Bernardino, California. The office is the county's independent fiscal oversight authority and is currently led by Auditor-Controller/Treasurer/Tax Collector Ensen Mason (elected June 2018), with two Assistant ATCs: Don Le (appointed June 2025, technology background) and Vanessa Doyle (since February 2025). The ATC operates through ten divisions covering Property Tax, Tax Collector, Controller, Disbursements, Treasurer, Internal Audits, Revenue Recovery, Information Technology, SAP Center of Excellence, and Administration, employing 320 people. Its functional responsibilities include determining property tax rates, compiling assessed valuations and tax rolls, collecting all property tax bills in the county, managing the $12+ billion County Investment Pool with oversight of the $13+ billion SBCERA portfolio, apportioning taxes to 600 taxing entities, processing accounts payable and central payroll for all county employees and vendors, conducting internal audits and fraud-waste-abuse investigations, and providing enterprise IT support.

Name

San Bernardino County Auditor

Legal name

San Bernardino County Auditor-Controller/Treasurer/Tax Collector

Website

https://sbcountyatc.gov

Company type

Private

Founded year

1853

Operating status

Operating

Headcount range

101–250 employees

Short description

The elected Auditor-Controller/Treasurer/Tax Collector office for San Bernardino County, California, administering property tax collection, a $12+ billion investment pool, financial reporting, disbursements, and enterprise IT support for county departments and 600 taxing entities.

Ownership category

akta.pro rank

Product category

Government Financial Administration

NAICS

Public Finance Activities (921130), Executive, Legislative, and Other General Government Support (921)

SIC

Services-Consumer Credit Reporting, Collection Agencies (7320)

akta.pro industry

PRIMARYBPAIADAC

Tax Return Filing, Processing & Assessment

Business & Public Services/Public Sector & Government Administration/Tax, Revenue & Customs Administration

SECONDARYBPAIADAO

Revenue Systems, E-Filing & Digital Tax Administration

Business & Public Services/Public Sector & Government Administration/Tax, Revenue & Customs Administration

SECONDARYBPAIADAD

Collections, Arrears Management & Debt Enforcement

Business & Public Services/Public Sector & Government Administration/Tax, Revenue & Customs Administration

SECONDARYBPAIADAL

Revenue Intelligence, Analytics & Risk Management

Business & Public Services/Public Sector & Government Administration/Tax, Revenue & Customs Administration

Keywords

• Property tax administration
• Government financial services
• Investment pool management
• Accounts payable processing
• Internal audit services

Headquarters

HQ city

San Bernardino

HQ country

United States

HQ region

North America

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Infrastructure, Operations

Revenue model

1. Property Tax Collection Services: Collects all property tax bills in the County; collects Transient Occupancy Tax; manages tax sales for defaulted properties; processes bulk tax payments for large payers ($50,000+ aggregate payments required via ACH)
2. County Investment Pool Management: Administers the County Investment Pool of over $12 billion; provides banking services to all County departments and voluntary/involuntary participants
3. Disbursement Services: Processes payments to all County employees and vendors, remits withheld taxes, files tax and information returns to regulatory agencies; processes Accounts Payable and Central Payroll
4. Revenue Recovery Services: Provides debt collection services to County agencies through innovative technology and skilled staff
5. Property Tax Apportionment: Apportions collected property taxes to 600 entities including County, Cities, School Districts, Special Districts and Former Redevelopment Agencies; administers RPTTF
6. Subdivision Map Services: Review and sign subdivision maps for property subdivisions; current fee is $282 per request

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

The San Bernardino County Auditor-Controller/Treasurer/Tax Collector (ATC) is an elected county government office that determines property tax rates and bill amounts, collects all property tax bills in the County, apportions taxes to 600 taxing entities, administers the County Investment Pool of over $12 billion, processes accounts payable and central payroll for all County departments, and conducts internal audits and revenue recovery for the County. It operates through multiple divisions including Property Tax, Tax Collector, Controller, Disbursements, Treasurer, Internal Audits, Revenue Recovery, Information Technology, and the SAP Center of Excellence.

Product overview

San Bernardino County Auditor-Controller/Treasurer/Tax Collector (ATC) is a government office providing integrated financial services through a multi-division structure. The core offerings include Property Tax Services (compiling valuations, calculating rates, preparing tax rolls, and apportioning taxes to 600 entities), the Tax Collector Division (collecting property taxes and administering tax sales), Controller Division (financial reporting and compliance), Disbursements Division (accounts payable and payroll with an online invoice portal), Treasurer Division (managing the County's $12+ billion Investment Pool), Internal Audits Division (operational audits and fraud hotline), Revenue Recovery (debt collection), SAP Center of Excellence (enterprise system support), and Information Technology Division (technical support and open data). Online services include property tax payment processing, bulk payments for large entities, partial payment programs, GIS tax dashboards, unclaimed refund searches, and a direct charges portal for taxing agencies. The organization has received consistent recognition from NACo, GFOA, and the California State Controller's Office for financial reporting excellence.

Differentiator

Problem solved

Functional benefit

Products and services

• Property Tax Services

Quantifiable outcome

• Property tax distribution to 600 taxing entities
• +3 more outcomes

Named customers4 records

Segments1 record

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

Feature6 records

Partnerships

One partnership is on record.

• Grant Street GroupcoreTechnology or IntegrationIndependent contractor conducting online tax sales on behalf of the County and its Tax Collector. Operates the sbcounty.mytaxsale.com platform for property tax lien auctions. Responsible for bid deposit processing, auction conduct, and settlement procedures.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Others

• Grant Street Group: Technology vendor operating the sbcounty.mytaxsale.com tax sale platform and tax payment processing on behalf of San Bernardino County. Direct partner/vendor peer in the property tax collection stack.
• Tyler Technologies: Major government-software vendor offering ERP, tax/assessment, and citizen services platforms to counties and municipalities. Comparable as the technology ecosystem peer that county ATC offices buy from for property tax and ERP systems.
• Granicus: Government technology provider for digital communications, payments, and workflow automation. Adjacent vendor peer in the same govtech ecosystem that the ATC uses for digital services and online payments.

Broad incumbents

• California State Controller's Office: State-level government counterpart that oversees county financial reporting standards and administers the State Controller's Award the ATC has won for 21 consecutive years. Sets the framework within which county ATCs operate.

Direct peers

• Santa Clara County Controller-Treasurer: California county office combining controller, treasurer, and tax collection duties in a consolidated structure analogous to the ATC model. Direct functional peer for benchmarking digital transformation and award performance.
• Riverside County Auditor-Controller: Adjacent Inland Empire county performing property tax administration, apportionment, disbursements, and audit functions under the same California statutory framework. Direct county-level peer with overlapping taxpayer base and economic exposure.
• Kern County Auditor-Controller-County Clerk: California county office performing the same consolidated Auditor-Controller and tax-related functions under the same state framework. Direct peer for benchmarking operations and award performance.
• Orange County Auditor-Controller: California county office performing parallel property tax billing, payroll/AP, accounting, and audit functions under the same state-government framework. Comparable service portfolio and customer mix.
• San Diego County Auditor and Controller: California county-level Auditor-Controller office executing property tax administration, financial reporting, and disbursement functions. Same statutory mandate, similar award-track-record orientation (GFOA, CSAC).
• Los Angeles County Auditor-Controller: Elected countywide office performing the same Auditor-Controller/Treasurer/Tax Collector functions for Los Angeles County. Most direct functional peer, operating at significantly larger scale (population ~10M vs. ~2.2M).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/atc_san
• Facebookfacebook.com/sanbernardinocountyatc
• LinkedInlinkedin.com/company/san-bernardino-county-atc
• Instagraminstagram.com/sanbernardinocountyatc

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about San Bernardino County Auditor