Welcome to Quanta. Quanta Capital Holdings Ltd. is a Bermuda holding company with interests in specialty insurance and reinsurance that it is actively running off. The run off of these lines of business is managed by a group of experienced insurance and reinsurance professionals. The Company maintains offices in Bermuda, Ireland and the United States. Until February 7, 2008, the Company also held interest in Syndicate 4000 at Lloyd's.