ALN Apartment Data is a company that provides a multifamily apartment data services platform. It offers ALN OnLine, a platform to search and analyze property data, review market conditions, trends, and market surveys; Vendor Edge Plus, a sales and marketing platform that helps find all of the property, management company, and contact information; Compass, a platform designed to consolidate multifamily research, sales, and marketing efforts, etc. The company serves the management companies, brokers, lenders, appraisers, and tax assessors.