SGI Guarantee Acceptances a Division of Constantia Insurance Co Ltd is an Underwriter specialising in all facets of the Guarantee Industry.We believe the collaboration, of Constantia Insurance Co Ltd a company incorporated in 1952 and 61 years of existence in the South African Market and SGI Guarantee Acceptances a company in existence since 1987 i.e 26 yearsThe SGI ExperienceA professional, specialist team, offering unsurpassed service to all our customers, supplying knowledgable and expert advice and assistance in the provision of all manner of Guarantees.If it’s a guarantee you need, you’ve arrived at the right place.