NSW - QLD - VIC - ACT 1300 30 40 80 We provide Soil Science Consulting, Environmental Consulting and NATA accredited soil testing services. SESL Australia has been a leader in agricultural, environmental and horticultural consulting and laboratory services since 1984. Our services are used by a wide range of industries, including mining, agriculture, civil construction, environment, government, horticulture, turf and waste management. Highly trained consultants and laboratory staff form specialised teams tailored to the client’s individual project needs. From backyard vegetable gardens to complex contaminated site investigations, SESL can deliver the skills, experience and most cost-effective solutions for your project.