Vascular Closure Systems, Inc (VCS) is a medical device company, based in the US. The company develops and commercializes vascular access closure technology for the interventional cardiology market. It develops its medical device based on the intellectual property provided by the CardioVascular Technologies, Inc. Its Intellectual Property (IP) covers more than four different types of sealing methods such as bioabsorbable plug, RF thermal closure, bioabsorbable tubular plug, and self-closing nitinol clip. The Company has entered into an agreement for licensing, manufacturing and distribution of its products in Australia, India, Japan, Philippines, Korea, Malaysia, China, New Zealand, Thailand Singapore, and Taiwan. VCS is headquartered in Livermore, California, the US.