Historic Discoveries, Inc., a maritime exploration company, researches, digitally maps, records, recovers, and conserves artifacts from shipwreck sites. The company, through its subsidiary, Lavelle Holdings, Inc., provides subsea marine consulting services and offshore project management services. As of July 12, 2007, it owned licenses to approximately 400 shipwrecks. The company was formerly known as Sovereign Exploration Associates International, Inc. Historic Discoveries, Inc. was founded in 1980 and is based in Newtown, Pennsylvania.