0001000096-06-000292 S-3/A 2 20060824 20060824 ADA-ES INC 0001223112 2890 841457335 CO 1231 S-3/A 33 333-131085 061053124 8100 SOUTHPARK WAY B LITTLETON CO 80120 S-3/A 1 adaamend3.txt AMENDMENT NO. 3 EX-23.1 2 asaamend3exh23.txt CONSENTS OF EXPERTS AND COUNSEL