Lamar Holding Company is a privately held Saudi Arabian investment and development firm focused on infrastructure and utilities, with emphasis on water and wastewater treatment, power, and environmental services. The company structures, finances, and helps deliver large-scale industrial and municipal assets across the Gulf region, working with both public-sector entities and private industrial clients.
Active in and around major industrial hubs such as Jubail and Yanbu, Lamar partners with local utilities and international operators to develop long-term concession and public–private partnership projects that support petrochemical, refining, and broader industrial activity. Its portfolio centers on essential services that enhance resource efficiency, environmental compliance, and operational reliability for heavy industry.