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Outdoor Systems Management, LLC (OSM), is a commercial construction and landscaping company owned by Charles Johnson, a Native American, experienced in the numerous disciplines of construction and construction management. We offer construction quality assurance, quality control manual development and implementation. OSM also performs environmental monitoring of Job sites, SWPPP inspections, vendor shop inspections and construction audits.

OSM commercial landscape services experience includes landscaping apartment complexes, large shopping centers, automobile dealerships, retail outlets, restaurants, hospitals, commercial space, and interstate highways. Our staff has extensive experience in power plant construction including; several solar power plant installations, geothermal power, coal, combined cycle, simple cycle, and nuclear power.


While OSM is primarily a self-performing company, we have developed a broad set of professional relationships that enable teaming, and sub-contracting to fit a wide variety of our customer’s needs such as site-grading and paving, curb and flatwork installation and masonry walls.

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