PropStream

Real Producers is a U.S.-based media brand and publisher focused on the residential real estate industry. It publishes a magazine and online content and runs awards and events recognizing top real estate agents and teams.

A direct-mail marketing and fulfillment service for real-estate investors that produces and sends targeted postcards and letters to property owners and landowners. It is positioned for REI (real estate investing) outreach campaigns and handles campaign production and mail fulfillment from provided lists and templates.

DealMachine is a real estate lead generation and marketing platform for property investors. It provides property and owner data, mobile 'driving for dollars' tools, owner contact and direct-mail features, skip-tracing and lead management/CRM functionality.

Rent Flow Solutions is a service provider for rental businesses. The available description says it builds rental websites, supports search-engine optimization, and helps configure automated review systems and rental workflows.

Redfin is a residential real estate brokerage and online marketplace operated by Redfin Corporation. It provides property listings and search, rental listings, mortgage services, and connects consumers with local Redfin real estate agents and brokerage services.