Leonard Jackson Associates

Leonard Jackson Associates (LJA) is a multi-discipline small business engineering firm with offices in New York and Virginia. For nearly four decades, LJA has proudly provided variety of services to both public and private sector clients locally, regionally, and nationally. Our skilled engineers and Project Managers are committed to deliver cost effective high quality designs, products, and services exceeding our clients' expectations. Our suite of services include environmental, hydrologic and hydraulic analysis, site development, flood control design, construction and maintenance, highway projects, complex and specialized riverine and coastal floodplain analyses, and GIS mapping and applications. We invite you to explore our site to learn about who we are and what we do.