Services & Benefits

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Accounting Services

***We offer A La Carte services on a case by case basis. Please inquire.



  • Annual Income Tax Preparation
  • Tax Planning
  • Monthly and Quarterly State and Federal Payroll and Excise Return Preparation
  • Audit Representation
  • Responding to State and Federal Taxing Authority Inquiries
  • Litigation Support
  • Analysis of Business Operations to Maximize Profits
  • Assistance in Developing Accounting and other Internal Information Systems
  • Assessment of your Business’s System of Internal Controls
  • Advising on New Business Set Up and Entity Selection
  • QuickBooks®Consulting, Setup and Training
  • Monthly E-Newsletter to Keep You up to Date on Current Tax Issues
  • and much, much more!

Benefits and Expertise


  • Professional Tax and Accounting Experience:
    • Lorrie Jean Olson is a CPA with over 25 years of experience. Over her career, Lorrie has worked with a multitude of different types of businesses and currently works with business owners on their accounting and tax needs.
    • Timothy G Olson is a CPA with over 42 years of experience in Public Accounting and was a Professor at the University of Montana for 20 years.  He really knows his stuff!  Tim is our 'individual, trust and estate' expert.
    • Kimberly Campbell is the Director of Accounting at Rarey-Olson.  She has a Masters in Accounting and is on the leading edge of new technology.  Kim has the unique ability to teach and explain accounting in a way that anyone can understand!
  • Personal Consultation: Schedule a meeting with Lorrie, Tim or Kim one-on-one to discuss your tax situation and/or your accounting needs. Or, just drop your information at our front desk and we will call you with our questions.
  • E-File: All returns E-filed per new IRS regulations reducing return of your refund and reducing IRS data entry errors.
  • Multiple Reviews of your tax return insure you benefit from ALL potential tax savings.
  • Professional Tax Advice: Anytime throughout the year. Call us anytime!
  • Reasonable Rates: We guarantee efficiency and quality work.
  • Member: American Institute of Certified Public Accountants
  • Peace of Mind: The most important aspect of all. You have a team of knowledgeable people working for you to ensure the most accurate tax return possible!