Cushman Succeeds Weaver as President of P.A.M. Transportation by Arkansas Business Staff Posted 7/13/2009 01:12 pm Updated 6 years ago Robert Weaver has been replaced as president of P.A.M. Transportation Services Inc. of Tontitown after 19 years. 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.