At 401kPlanAuditCPA, we deliver expert 401(k) audit and compliance services for businesses throughout Missouri, including St. Louis, Kansas City, Springfield, Columbia, and Independence.
Our experienced CPAs and ERISA professionals ensure your plan meets all Department of Labor (DOL) and IRS requirements with precision, efficiency, and transparency.
401(k) Plan Audit Services in Missouri

Your Trusted Missouri 401(k) Audit and Compliance Partner
If your Missouri business has 100 or more eligible participants, an independent 401(k) plan audit is required under ERISA.
We simplify this process with a streamlined, secure, and fully compliant audit solution that saves time, minimizes disruptions, and ensures your peace of mind.
Why Missouri Businesses Need Specialized 401(k) Audit Support
ERISA and DOL Compliance Made Simple
Our team ensures your plan meets all federal ERISA and DOL regulations. We perform complete operational reviews, test transactions, and verify that participant data, payroll, and plan documents align with regulatory standards.
Industry Expertise for Missouri Employers
From Kansas City’s logistics firms to St. Louis’s manufacturers and education institutions in Columbia, we understand the industries that drive Missouri’s economy and tailor our audit approach to each.
Regional Responsiveness and Local Insight
Our modern, cloud-based audit process allows us to perform full ERISA-compliant audits for employers anywhere in Missouri — without the hassle of extensive onsite visits.
Our Missouri 401(k) Audit & Compliance Services

Independent 401(k) Plan Audits
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Full-scope and limited-scope ERISA audits
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Review of plan design, eligibility, contributions, loans, and distributions
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Verification of internal controls and fiduciary compliance
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Summary of findings and recommendations to strengthen plan operations
Form 5500 Preparation and Filing
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Accurate and timely preparation of Form 5500
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Compliance with DOL and IRS submission standards
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Guidance through filing extensions and error corrections


Plan Consulting and Compliance Advisory
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Review of plan operations and documentation
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Nondiscrimination testing and compliance corrections
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Fiduciary training and operational guidance
Missouri-Focused Expertise
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Familiar with key Missouri industries: manufacturing, healthcare, logistics, construction, and education
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Responsive communication in the Central Time Zone
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Experience with local, regional, and multi-state

The Benefits of Working With Us for Missouri Businesses

Specialized 401(k) Plan Expertise
Unlike general accounting firms, we focus on benefit plans.

Risk Reduction
We identify compliance gaps before they become costly issues.

Time & Cost Savings
Our streamlined process minimizes disruption for HR and finance teams.

Trusted Advisors
We don’t just audit—we guide and consult for long-term success.

Nationwide Service
Supporting businesses of all sizes and industries across the US.
Common Questions from Missouri Plan Sponsors
Are there unique 401(k) audit requirements for Missouri employers?
All 401(k) audit requirements are governed federally under ERISA, but Missouri employers often manage multi-site operations and union-based workforces — both of which we handle with expertise.
When is the audit and Form 5500 deadline?
The standard filing deadline is seven months after your plan year-end, with a possible 2.5-month extension. We help Alabama employers stay on track with all required documentation.
How much does a 401(k) audit cost in Missouri?
Our flat-rate pricing ensures transparency, with fees based on plan size and complexity — no hourly billing or surprise charges.
Industries We Serve
We work with a diverse range of high-net-worth individuals and businesses across multiple industries, including:
Healthcare Organizations
Healthcare providers often face complex payroll structures, multiple benefit plans, and strict compliance requirements.
Technology Companies
Tech firms with fast-growing workforces often struggle with eligibility tracking and timely filings.
Manufacturing & Industrial Firms
Manufacturing companies often manage high employee turnover and complex contribution structures.
Professional Services Firms
Law firms, accounting firms, marketing agencies, and other service providers need reliable compliance support to avoid client-facing disruptions.
Schedule Your 401(k) Audit Consultation Today
Don’t leave compliance to chance. At 401(k) Plan Audit CPA, we specialize in 401(k) audits, Form 5500 preparation, and employee benefit plan consulting. Whether you’re preparing for your first audit or managing a large retirement plan, our CPAs provide the expertise and peace of mind you need.

