Avoid Life's Pitfalls

You have worked hard. You have built a life you can be proud of. Yet life is stressful and will throw a curveball when you least expect it.

Our goal at Olson Harnish Law is to limit your headaches by providing exceptional legal service in helping you take control of your tax, business, and estate issues. We can help you be proactive in limiting your current  tax, business, and estate liabilities. We will help you plan for the future to save on taxes, protect your business, and effectively distribute your estate. Working with us will give you peace of mind and confidence as you face the future.

Olson Harnish Law is a full-service tax planning, tax dispute, business planning, and estate planning firm – and we get results. We cater our services to business professionals, entrepreneurs, investors, and those with generally large tax or estate legal issues.

We Get Results

With tax disputes and tax planning, Ephraim Olson has assisted his clients in reversing several millions of dollars in already-assessed taxes and penalties, and saving several millions of dollars in taxes from corporate and business restructurings, as well as merger and acquisition planning. Many of our clients have saved between $10 and $50 in tax savings for every dollar spent in tax planning or tax advocacy – an intelligent investment.*

Will Harnish has assisted his clients in safeguarding businesses, assets, and investments valued into multi-millions of dollars, as well as efficiently and effectively transferring assets to clients' heirs.

We have the experience to assist you with your unique tax, business, or estate situation so that you can get back to enjoying what you have earned from your hard work.


At Olson Harnish Law, our overarching goal is to make clients happy, and it shows in our reviews.


  • Extremely Knowledgeable

    "Ephraim is extremely knowledgeable, thorough, and responsive. He answered all my questions very quickly and well within the short timeline I requested. I'm very happy with his work. I would definitely recommend him and plan to use him again in the future." Read On

  • Walked Us Through Every Step

    "Will Harnish walked us through every step. He was very responsive and answered all of our questions. We appreciated the great communication and would highly recommend Olson Harnish Law."     Read On

  • Diligent

    "Ephraim Olson and his staff were very responsive to my needs and worked diligently to resolve my case...Clark Olson Law is easy to talk to. Most attorneys, if you've never dealt with them, are difficult to talk to and usually end up the only winner in the end. Not the case with Clark Olson. I wi... Read On

Olson Harnish Law, PLLC BBB Business Review

*Past performance is not indicative of future performance. These numbers are given only to show that past clients have saved multiples of what they spent, not to suggest or guarantee that future clients will have similar savings.

Knowledge and Experience

With Juris Doctorates from Harvard and the University of Wyoming, and with advanced post-JD-LL.M. education in taxation from New York University and Boston University, Ephraim and Will are among the most qualified tax and estate specialists in Utah.

Olson Harnish Law Is Here for You

At Olson Harnish Law, we focus on Business Formation, Corporate/Business Law, Mergers & Acquisitions, Tax Planning, Tax Disputes, and Estate Planning. We are here to listen to you and help you navigate the legal system.

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