Description Lend Lease DASCO (formerly The DASCO Companies) doctors up the medical real estate market. In business since 1989, DASCO develops, acquires, and manages health care properties throughout the US. Its holdings include ambulatory care centers, imaging centers, outpatient centers, sports medicine facilities, and medical office buildings. Over the years DASCO has developed more than 3.8 million sq. ft. of medical facilities. The company also looks to acquire strategically located medical properties around the US. It provides hands-on management for all of its properties. The firm was acquired by Australia's Lend Lease in 2011. Under Lend Lease, DASCO continues to focus on the growing health care sector in the US.