S.L. Anderson Company, Ltd. is an Urban Forestry Consulting firm established by Steven L. Anderson in Houston, Texas in 1987. Over the past 28 years, S.L. Anderson Company, Ltd. has had the opportunity to work on numerous projects preserving mature trees, creating a symbiotic relationship between the built and natural environment. S.L. Anderson Company, Ltd. works with private developers, homeowners, conservation organizations, and all levels of state and local governments. SLA provides services that include: development of Tree Surveys for individual residential lots as well as large campuses, development of Tree Preservation Plans, Tree Management Programs, Tree Value Appraisals, Construction Site Monitoring, Large Tree Transplanting, and Tree Maintenance. Through our subsidiary, Anderson Arbor Services, Ltd. we have expanded our services to include, Tree Trimming, Removals, Cabling, Lightning Protection, Fertilizing, and Spraying Services.