

In January 2017 Clearlake Capital Group, owner of HEAT Software, purchased LANDESK from Thoma Bravo. HEAT software was a producer of software for IT Service Management and Endpoint Management formed in 2015 by the merger of FrontRange Solutions and Lumension Security. Lumension products traditionally competed in the endpoint management and security industry against Sophos, McAfee, Kaspersky Lab, Symantec and Trend Micro among others. In 2008 Frost & Sullivan awarded Lumension the Global Market Penetration Leadership Award.

In 2010 " Lumension Risk Manager" was "Highly Commended" in the Best Security Management category at the SC Magazine Awards Europe 2010.In 2010 Lumension was named a "Leader" in Vulnerability Management in the Forrester Wave report.In 2011 " Lumension Power Management" was listed in the Manitoba Hydro Commercial Network Energy Management Program.In 2012, 20 Lumension received the position as a "Visionary" on Gartner's Magic Quadrant for Endpoint Protection Platforms.In 2013, Lumension received the position as a "Visionary" on Gartner's Magic Quadrant for Endpoint Protection Platforms.In 2014, " Lumension Endpoint Management and Security Suite" was "Highly Commended" in the Best Advanced Persistent Threat Protection category at the SC Magazine Awards Europe 2014.Through this period, industry awards included: In 2009 they acquired Securityworks, and in 2012 acquired CoreTrace. In 2016, Patrick Clawson was appointed Chairman, CEO and President The company then adopted the Lumension name in 2007. Lumension Security, Inc was founded as High Tech Software in 1991 and headquartered in Scottsdale, Arizona The company was rebranded as PatchLink Corporation in 1999. and AppSense, a provider of secure user environment management solutions, in 2016. It bought supply chain software company Wavelink in 2012, network vulnerability assessment and patch management company Shavlik in 2013, application software company Naurtech Corporation in 2014, data visualisation company Xtraction Solutions in 2015.

LANDESK expanded its product line with a series of acquisitions of software companies. In 2010 LANDESK was acquired by private equity firm Thoma Bravo. Also in 2006, LANDESK added process management technologies to its product line and extended into the consolidated service desk market with LANDESK Service Desk. In 2006, Avocent purchased the company for $416 million.

In 2002 LANDESK Software became a standalone company with headquarters near Salt Lake City, Utah. LANDESK introduced the desktop management category in 1993. LAN Systems was founded in 1985 and its software products acquired by Intel in 1991 to form its LANDESK division.
