About us: 4LEAF, Inc (4LEAF) is a multi-discipline engineering firm providing services throughout the United States. For over 20 years, 4LEAF has assisted communities in successfully navigating contract services, leading to fiscally responsible solutions. As one of the industry's notable providers of planning, building and safety, engineering, construction management, and fire consulting services, 4LEAF has an enviable track record of completing complex projects and staffing assignments with bo