SAN FRANCISCO--(BUSINESS WIRE)--Doorstead, a technology-operations company that specializes in full-service property management, announced today that it has raised $12.5 million in Series A funding. The round was led by Madrona Venture Group, an early investor in tech-enabled residential real estate brokerage Redfin. The oversubscribed round also included operating executives from OpenDoor, Uber, and Docusign.