* Rep. Lee Qualm (R-21)<ref> American Legislative Exchange Council, [http://www.alec.org/wp-content/uploads/Letter-to-Google.pdf Letter to Google], signatory letter to Google, September 24, 2014. </ref>
* Rep. James Schaefer (R-26B), ALEC Member [[Media: SD_Alec_Membership_List.pdf | List of South Dakota Legislators with ALEC ties from the South Dakota Legislative Research Council (Nov. 8, 2015).]]
* Rep. Mark K. Willadsen (R-11), ALEC [[Tax and Fiscal Policy Task Force]] Alternate<ref name="TFOH"/>
====Senate====
* Rep. Kim Vanneman (R-26B) , ALEC [[Energy, Environment and Agriculture Task Force]] Member<ref name="EEADC"/>
* Rep. Hal Wick, (R-12) ALEC [[Tax and Fiscal Policy Task Force]] Member <ref name="TAXNOLA">American Legislative Exchange Council, [http://www.commoncause.org/issues/more-democracy-reforms/alec/whistleblower-complaint/original-complaint/National_ALEC_Exhibit_4_TFP_2011_Annual_Meeting.pdf organizational task force membership directory], June 30, 2011, p. 31, obtained and released by Common Cause April 2012</ref>
* Rep. Mark K. Willadsen (R-11), ALEC [[Tax and Fiscal Policy Task Force]] Alternate<ref name="TFOH"/>
====Former Senators====