KS&Co
KS&Co is the choice that offers Big 4 expertise with a personal touch.

Our Team

Ian N. Pierson

Senior Manager - Tax

Email Ian
949.270.7803

6201 Oak Canyon Drive
Suite 200
Irvine, CA 92618

Ian started with the firm as an Intern in January of 2007 and was promoted to Tax Supervisor in December of 2013. His focus is on ASC 740 Accounting for Income Taxes (formerly FAS 109 and FIN 48) and income tax return preparation working within the Large Corporate Tax Group.

Ian graduated from California Polytechnic University of Pomona in 2007 with a Bachelor of Science degree in business administration emphasis in Accounting. When not working, he enjoys traveling and outdoor activities with his wife.

California Polytechnic University, Pomona - BS, Business Administration with an emphasis in Accounting.

Our Locations

Contact Us
  • Seattle

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    Smith Tower
    506 Second Avenue
    Suite 630
    Seattle, WA 98104

    Phone: 206.496.1515
    Fax: 206.496.1516
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    Email Us | Map
  • Portland

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    U.S. Bancorp Tower
    111 SW Fifth Avenue
    Suite 1850
    Portland, OR 97204

    Phone: 503.963.4720
    Fax: 503.963.4730
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    Email Us | Map
  • Irvine

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    6201 Oak Canyon
    Suite 200
    Irvine, CA 92618


    Phone: 949.250.3900
    Fax: 949.250.2956
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    Email Us | Map
  • San Diego

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    12750 High Bluff Drive
    Suite 160
    San Diego, CA 92130


    Phone: 858.465.1510
    Fax: 858.465.1511
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    Email Us | Map
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