Overview:The Widmore Corporation is owned by Charles Widmore, the father of Penelope Widmore. It is a conglomerate which consists of Widmore Industries, Widmore Construction, and Widmore Labs. The headquarters is located in London, England.

In Lost: In Charlie's flashbacks in "Fire + Water", a Widmore Construction sign was seen in the background on the Battersea Power Station, a landmark in London.

In "The Whole Truth", Widmore Labs appeared on the pregnancy test Sun took when she thought she was pregnant. Juliet's sister Rachel also used a pregnancy test from Widmore Labs.

In "Lockdown", the hot air balloon the real Henry Gale traveled in had a sign on it that said Widmore Labs on it.

In Desmond's flashbacks in "Live Together Die Alone", Charles Widmore met Desmond at the military prison. He gave him two boxes, one was the future, the other, the past. In the past, were all the letters Desmond sent to Penny, which were never sent. The future was full of money, which he could have if he ran away.

In "Flashes Before Your Eyes", Desmond went to the Widmore Industries headquarters in London to have an interview with Charles Widmore. Desmond said to him that he doesn't want a job, but that he wants to have permission to marry Penny. Charles said that Desmond would never be a great man.

In Find 815, the Maxwell Group is looking for The Black Rock. It is discovered that the Maxwell Group is part of the Widmore Corporation.

The Other Widmore Family: In the book Bad Twin, there is a wealthy family called Widmore. This is a different family from the one seen in Lost. Arthur Widmore is the CEO of the Widmore Corporation ( A different Widmore Corporation). Its headquarters is in New York City. It has connections to the Hanso Foundation. A lab belonging to the Hanso Foundation is on the 42nd floor of the Widmore headquarters. Both Widmore families have no connections to each other.