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Tax Preparation

Professional Tax Preparation

Strategies to Reduce Your Tax Burden

Accurate Filing, Local Support, and Real Convenience

Filing taxes doesn’t need to feel overwhelming. Mark Christiansen Associates LLC handles tax returns for individuals, families, and small businesses across Aurora, so you can be confident your return is accurate, compliant, and filed on time. You’ll have access to a secure client portal for document uploads, convenient online payment options, and direct support from our experienced Aurora team. Since 1986, we’ve helped clients move past tax season with clarity and peace of mind.

Retirement Tax Planning

What We Prepare—Individual & Business Tax Returns

  • Individual Tax Returns
    For wage earners, families, retirees, and self-employed clients.

  • Small Business Tax Preparation
    S-corp, partnership, and LLC returns—plus bookkeeping integration when needed.

  • Nonprofit Returns (Form 990)
    Specialized support for local nonprofit organizations.
What to Bring

Checklist-Guided Tax Intake

Not sure what documents you’ll need? Our Tax Organizer guides you step-by-step so nothing gets missed—W-2s, 1099s, business income, deductions, and more. Bring your completed organizer, supporting documents, and any notices from the IRS or state. We’re always available by phone, email, or at our Aurora office if you have questions about your paperwork.

Secure, Streamlined Process—From Upload to E-File

Your information stays protected with our encrypted portal, so you can upload documents and review your return from anywhere. Pay your fee online, sign electronically, and we’ll e-file your return for you. Every step is designed for clarity and peace of mind, backed by a local office you can visit if you need extra help.

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Your Questions About Tax Prep—Answered

  • How much does tax preparation cost in Aurora?

    Pricing depends on the complexity of your return. See our Fees & Pricing page or contact us for a personalized estimate.

  • Do I need a CPA to file my taxes?

    While anyone can file a return, working with a professional helps avoid mistakes, unlocks potential savings, and gives you confidence your filing is complete.

  • What documents should I bring to a tax preparer?

    Use our Tax Organizer as a checklist—bring all forms related to income, deductions, credits, and any tax notices received.

  • Can you e-file my tax return?

    Yes, all eligible returns are filed electronically for speed, accuracy, and tracking.

Get Help With Your Tax Prep

Contact Aurora’s Local Team

People across Aurora and the Denver area choose Mark Christiansen Associates LLC for accurate tax prep, local answers, and support you can reach year-round. Let’s make tax season simple and stress-free.