What Williams-Keepers LLC does

Williams-Keepers LLC is a privately-held, Missouri-licensed accounting firm organized as an LLC, founded in 1923 as Columbia Accounting Company and headquartered in Columbia, Missouri, with a second office in Jefferson City. The firm is locally owned by 15 member owners and employs approximately 110 associates, including 56 CPAs, making it Central Missouri's largest public accounting firm and a Top 300 U.S. firm per Inside Public Accounting (2018-2019). Its service portfolio is organized into four pillars: Tax Services (planning, compliance, state/local, payroll, estate), Audit and Assurance (financial statement audits, IRS audit support, fraud data analytics, employee benefit plan audits), Accounting and Advisory (CAAS, on-demand accounting, full-service accounting/payroll, management advisory, campaign accounting), and Specialized Business Services (valuation, cost segregation, litigation support, succession planning). Revenue is generated via custom engagement-based professional services pricing with multi-year client relationships; no products, SaaS, or technology platforms are offered externally.

The firm executes a sales-led, relationship-driven go-to-market targeting nine verticals in Central Missouri: agribusiness, construction/real estate, family business, financial institutions, government, healthcare, higher education, insurance, and not-for-profits, plus individual HNW taxpayers. Lead generation relies on educational content (blog, monthly newsletter, webinars), the BOSS Seminars series, social media presence across five platforms, and earned-media thought leadership. In July 2020, WK acquired Mid-Missouri Accounting Services (MMA), an accounting/payroll firm serving independent grocers, absorbing six staff and expanding the Controller Services Department. Technology use is conventional accounting/tax software rather than proprietary systems; there is no public API, no AI/ML products, and no disclosed patents. Customer logos are not publicly disclosed, and revenue figures are not reported.

Name

Williams-Keepers LLC

Legal name

Williams-Keepers LLC

Website

https://williamskeepers.com

Company type

Private

Founded year

1923

Operating status

Operating

Headcount range

101–250 employees

Short description

Williams-Keepers LLC is a privately-held, partner-owned public accounting firm headquartered in Columbia, Missouri, with ~110 staff including 56 CPAs serving businesses, governments, and high-net-worth individuals across Central Missouri through tax, audit, advisory, and specialized consulting services.

Ownership category

akta.pro rank

Product category

Public Accounting Services

NAICS

Offices of Certified Public Accountants (541211), Accounting, Tax Preparation, Bookkeeping, and Payroll Services (5412)

SIC

Services-Management Services (8741)

akta.pro primary industry

Accounting & Bookkeeping Services (BPAHABAC)

akta.pro secondary industries

Litigation Support & Expert Witness (Valuation-Related) (BPAHANAG), Wage Garnishment & Child Support Order Administration (BPACAIAI)

Keywords

• Public accounting services
• Tax planning compliance
• Audit assurance services
• Business valuation advisory
• Succession estate planning

Headquarters

HQ city

Columbia

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Audit and Assurance Services: Provides expert assurance services including financial statement audits, IRS audit services, fraud data analytics, and employee benefit plan audit and consulting services.
2. Tax Services: Income tax planning and compliance, state and local tax, payroll tax and compliance, and estate planning services for individuals and businesses.
3. Accounting and Advisory Services: Client Accounting and Advisory Services (CAAS), on-demand accounting, full service accounting and payroll, entrepreneurial and management advisory services, and campaign accounting and reporting.
4. Specialized Business Services: Business valuation, cost segregation studies, litigation support and expert witness services, and succession planning.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Williams-Keepers LLC is a public accounting firm providing tax planning and compliance, audit and assurance, client accounting and advisory, and specialized business services (business valuation, litigation support, succession planning) to businesses, organizations, and individuals across Central Missouri. The firm also delivers outsourced controller services, payroll, and book of business services across nine industry verticals.

Product overview

Williams-Keepers LLC is a public accounting firm (not a technology company) offering a comprehensive suite of professional accounting services organized around four core pillars: Tax Services, Audit and Assurance Services, Accounting and Advisory Services, and Specialized Business Services. Tax Services encompasses income tax planning and compliance, state and local tax, payroll tax, and estate planning. Audit and Assurance includes financial statement audits, IRS audit support, fraud analytics, and employee benefit plan services. The Accounting and Advisory group provides Client Accounting and Advisory Services (CAAS), on-demand accounting, full-service payroll, and management advisory. Specialized Services cover business valuation, cost segregation studies, litigation support, and succession planning. Additional offerings include Controller Services (outsourced accounting with eight dedicated professionals) and BOSS Seminars (educational events for business owners). The firm acquired Mid-Missouri Accounting Services (MMA) in 2020, specializing in independent grocers, and serves clients across nine industry verticals including agribusiness, construction, healthcare, financial institutions, government entities, higher education, insurance, and not-for-profits.

Differentiator

Problem solved

Functional benefit

Products and services

• Tax Services Comprehensive tax planning, compliance, and consulting services including income tax planning and compliance, state and local tax, payroll tax and compliance, and estate planning for individuals and businesses.
• Audit and Assurance Services Independent audit and assurance engagements providing reliable financial statement verification, including expert IRS audit services, fraud data analytics, and employee benefit plan audit and consulting services.
• Accounting and Advisory Services Client Accounting and Advisory Services (CAAS), on-demand accounting, full-service accounting and payroll, entrepreneurial and management advisory services, and campaign accounting and reporting.
• Specialized Business Services Targeted expertise for complex needs including business valuation, cost segregation studies, litigation support and expert witness services, and succession planning.
• Controller Services Outsourced accounting services providing comprehensive financial management, reporting, and controller-level oversight to clients across various industries.

Segments10 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators4 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Eide Bailly: Top-30 US accounting firm with strong Midwest and Mountain-West presence, serving closely held, agribusiness, construction and government clients. Comparable to Williams-Keepers on regional concentration, industry verticals, and owner-led mid-market service model.
• RubinBrown: Mid-market accounting and advisory firm with strong industry vertical practices and similar service mix including tax, audit, business advisory, valuation and litigation support. Directly comparable to Williams-Keepers on scale, ownership structure and full-service offering.
• Wipfli: Top-25 US accounting and advisory firm serving mid-market organizations with tax, audit, technology and industry-specialty practices. Comparable to Williams-Keepers in serving closely held and mid-market clients across multiple verticals including agribusiness, construction and financial institutions.
• FORVIS (formerly BKD): Top-15 US accounting firm formed from the merger of BKD and Dixon Hughes Goodman with deep regional roots in the Midwest. Highly comparable to Williams-Keepers in offering tax, audit, advisory and specialized services to mid-market and middle-market clients in similar geographies.
• CliftonLarsonAllen (CLA): Top-10 US accounting firm specializing in mid-market businesses with industry-focused practices including agribusiness, construction, healthcare, government and not-for-profit. Closely comparable to Williams-Keepers on target client profile and service line breadth.
• Anders CPAs + Advisors: Mid-sized regional CPA firm offering tax, audit, advisory and specialized services to closely held businesses and family enterprises. Comparable to Williams-Keepers in size, partner-led structure, and diversified vertical practice across real estate, construction, healthcare and family business.
• Baird Holm LLP: Mid-sized Midwest-based professional services firm offering accounting, audit, tax and consulting to closely held and family businesses. Comparable to Williams-Keepers on regional concentration, partner structure and emphasis on family business and agribusiness.
• KraftCPAs: Mid-sized regional CPA firm based in Nashville delivering tax, audit, advisory, valuation and wealth services to closely held and family-owned businesses. Comparable on size, partner-led model, vertical specialization, and emphasis on construction, healthcare and not-for-profit clients.

Broad incumbents

• RSM US: Top-5 global audit, tax and consulting firm serving the middle market. Comparable to Williams-Keepers on mid-market client focus and industry-vertical specialization, though RSM operates at much greater scale with broader geographic reach.
• BDO USA: Top-5 US accounting and advisory firm with extensive industry vertical coverage including agribusiness, construction, healthcare, government and not-for-profit. Comparable to Williams-Keepers on the diversified vertical practice and full-service tax/audit/advisory offering, though at significantly greater scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/williamskeepers
• YouTubeyoutube.com/channel/UCQ9s4AfUxBTtm6PY1_jHhRw
• Facebookfacebook.com/williamskeepers
• LinkedInlinkedin.com/company/williams-keepers-llc
• Instagraminstagram.com/williamskeepers

Revenue estimate

Valuation estimate

Number of profiles

Profiles16 records

Subsidiaries1 record

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 Williams-Keepers LLC