Information Deemed Reliable but Not Guaranteed. CENTURY 21 H.S.V. Realty is licensed in the state of Arkansas. CENTURY 21 and the CENTURY 21 Logo are registered service marks owned by Century 21 Real Estate LLC. H.S.V. Realty, Inc. fully supports the principles of the Fair Housing Act and the Equal Opportunity Act. Each franchise is independently owned and operated. Any services or products provided by independently owned and operated franchisees are not provided by, affiliated with or related to Century 21 Real Estate LLC nor any of its affiliated companies.