The Jim Henson Company
Subsequently , control of the company was assumed by Henson's children: Lisa , Cheryl , Brian , John , and Heather . In 2000 , Henson was sold to German media company EM . TV & Merchandising AG; by the end of that year , however , EM . TV's stock collapsed , and the Henson family re-acquired the company in 2003 . In the interim , EM . TV sold the rights to the "Sesame Street" Muppets to Sesame Workshop in 2001 , following a December 2000 announcement . 
<triplet> Lisa <subj> Brian <obj> sibling <subj> John <obj> sibling <triplet> Brian <subj> Lisa <obj> sibling <subj> John <obj> sibling <subj> Heather <obj> sibling <triplet> John <subj> Lisa <obj> sibling <subj> Brian <obj> sibling <triplet> Heather <subj> Brian <obj> sibling