Andrew McCann Lawn Sprinkler Company is a family-owned and operated irrigation business based in Hazel Crest, Illinois. Established in 1917, the company serves the Chicago metropolitan area and Northwest Indiana, designing, installing, servicing, and maintaining underground lawn sprinkler and drip irrigation systems. Its clients include homeowners, apartment complexes, condominiums, townhomes, senior facilities, businesses, municipalities, and institutions.

The company also offers green roof and streetscape design and installation services. As a state-licensed and bonded plumbing contractor, Andrew McCann completes work in accordance with local plumbing and building codes and carries public liability and property damage insurance. Systems are custom-designed to suit each residential or commercial project, with a one-year guarantee after completion. That guarantee includes seasonal system draining in the fall and spring startup; subsequent service is billed on a time-and-materials basis.

With a century of experience, the company emphasizes dependable installation and ongoing care. It is affiliated with regional plumbing and construction organizations, including the Plumbing Contractors Association of Chicago and Cook County and Plumbers Union Local 130.