HSL Properties, Inc., was cofounded in 1975 by Humberto Lopez and Glenn Toyoshima. Over the past 40 years, HSL has acquired, owned, operated and developed properties in Arizona, California, Colorado, Georgia, New Mexico, and Texas, and has formed more than 100 limited partnerships and limited liability companies.
HSL is focused on multi-family apartment communities, but has also invested in office and retail buildings, shopping malls, a golf course and hotels. HSL is headquartered in Tucson, Arizona and is well known for its multi-family housing in the Southwestern United States. In 2010, HSL won the International Crime Free Owner of the Year Award.