C.R.S. § 12-10-621

(1) A corporation, partnership, bank, savings and loan association, savings bank, credit union, or other business entity may provide appraisal services if the appraisal is prepared by a certified general appraiser, a certified residential appraiser, or a licensed appraiser. An individual who is not a certified general appraiser, a certified residential appraiser, or a licensed appraiser may assist in the preparation of an appraisal if: (a) The assistant is under the direct supervision of a certified or licensed appraiser; and (b) The final appraisal document is approved and signed by an individual who is a certified or licensed appraiser.