About

Get to Know Mueller & Company, LLC

Mueller & Company, LLC is located in Bel Air, MD and is an expert in all areas of accounting, taxes, consulting, and business services.

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Working with us

Practical Financial Expertise Rooted in Real-World Experience

At our Bel Air-based firm, we believe that straightforward, reliable service is the foundation of lasting success—for both your finances and your business. With over 35 years of experience in tax preparation, tax planning, business consulting, and accounting, we help hardworking business owners focus less on paperwork and more on what matters: building a business and a life they love.

Who We Serve

Our sweet spot is partnering with construction companies and specialty contractors—from electrical firms to roofing companies—typically mid-sized operations up to around $5 million in annual revenue. Whether you're navigating payroll challenges, handling growth, or planning for retirement, we bring a depth of real-world financial expertise that makes your journey smoother.

Our Services Include:

  • Tax Preparation & Planning for Individuals and Businesses

  • Accounting & Bookkeeping

  • Payroll Administration

  • Business Consulting and Financial Strategy

  • Estate & Trust Planning

  • IRS Problem Resolution

Why Choose Us?

With a calm, no-nonsense approach, we cut through the noise to deliver practical solutions tailored to you. We’re not just about crunching numbers—we’re about helping you build a sustainable future, protect what you've earned, and minimize the headaches along the way. Plus, with a CPA at the helm who’s deeply involved in professional organizations like AICPA, MACPA, and MSATP, you're getting the best of professionalism and personal attention in one place.

When he’s not working hard for our clients, you'll probably find our founder, David Mueller, outdoors, exploring the Canadian Rockies or the Colorado trails on an e-bike—because a life well-lived is what it's all about, both in business and beyond.