Over 50 Years of Experience

Accounting made simple,
approachable, and stress-free.

At Bauers, Hawkins, O’Sadnick & Company, LLC, we make accounting simple and reliable. Based in St. Charles, Missouri, our licensed CPAs help individuals and small businesses with tax prep, consulting, planning, and auditing – all with integrity and expertise you can trust.

Tax Preparation
Consulting
Business Planning

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Have a question or need expert guidance? Our team is here to help. Reach out today to schedule a consultation or learn more about our services.

Phone

636-928-5412

Location

2700 S St. Peters Pkwy.
St. Charles, MO 63303

Bauers, Hawkins, O’Sadnick & Company, LLC

Your trusted partner in finance

Providing a clear path for your financial goals.

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Why Choose Us

Experienced Tax Professionals

With decades of experience, our licensed CPAs bring precision and insight to every return, ensuring your finances are handled with care.

Trusted Local Experts

Proudly serving the Saint Peters community, we’ve built lasting relationships through integrity, reliability, and exceptional client care.

Personalized Service

We take time to understand your goals, tailoring our approach to fit your individual or business needs - never one-size-fits-all.

Proactive Guidance

We go beyond the numbers - offering clear advice and forward-thinking strategies to help you plan for lasting financial success.

News & Events

Stay informed with the latest updates from Bauers Hawkins O’Sadnick & Company LLC. From tax law changes to financial planning tips and community news, our blog keeps you up to date with what matters most.