John Gillem


John grew up in Prineville, Oregon. Upon high school graduation, he attended Pacific University and graduated in 2012 with a Bachelor of Arts degree in Accounting. While at Pacific John also competed in both Cross Country and Track.

After college, John began his career with Powell Banz Valuation, LLC as an appraiser trainee. He moved to Salem in August 2012 and has been with the firm ever since. John obtained his General Appraiser Certification in April 2019. Outside the office, John enjoys working out and spending time with his wife Kate. John will be continuing his education of the appraisal discipline in the months and years to come.

EmailQualificationsOR License


Appraisal Institute Practicing Affiliate

State of Oregon Certified General Appraiser #C001372



  • General Appraiser Sales Comparison Approach
  • Uniform Standards of Professional Appraisal Practice (15-hour)
  • Business Practices and Ethics
  • Basic Appraisal Procedures
  • Basic Appraisal Practices
  • Evaluation Commercial Construction
  • General Appraiser Report Writing & Case Studies
  • General Appraiser Site Valuation & Cost Approach
  • General Appraiser Market Analysis/Highest & Best Use
  • General Appraiser Income Approach (Parts I & II)
  • Real Estate Finance, Statistics and Valuation Modeling


  • Commercial Appraisal Review
  • Expert Witness for Commercial Appraisers

PACIFIC UNIVERSITY, Forest Grove, Oregon, 2008-2012

  • Bachelor of Arts Accounting


Powell Banz Valuation, LLC, Salem, Oregon 2012-Present