2 Firms Merge to Form Rasco Winter Thomas Group by Arkansas Business Staff Posted 6/12/2018 03:01 pm Updated 9 months ago Rasco Winter Abston Moore & Associates and L. Cotton Thomas & Company are combining operations. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.