The environmental services section of Sunmark Companies creates and provides solutions for natural habitat and stream bank restoration, large scale land reclamation using biotic soil amendments as a replacement for topsoil, structural biotic earth-filled bagged walls with native plants used for culvert replacements on critical fish passage streams and slope stabilization projects. Structural engineering services for slope stabilization and river hydraulics are additional services offered.

The company is a manufacturer of lightweight green roof media, biotic soils and soil conditioners for sports fields along with providing construction services for environmental restoration projects.

The seed distribution arm of the company is a major supplier of native seed, wildflower and turf (grass) seed mixes and custom seed blends for wetlands, marsh and all erosion control applications.

The sports division manufactures and distributes its Players Choice (TM) brand of soil conditioners and related products for baseball and softball infields, turf zones and specialty uses. It markets vitrified clays, calcined clays, diatomaceous earth (DE), unfired clay bricks and other soil based drying agents for sports field use.