Experience You Can Count On.

LAN is a national engineering firm offering planning, engineering, and program management services. LAN is consistently rated in the top 100 A/E firms by Engineering News-Record magazine. As a subsidiary of Leo A Daly, one of the largest planning, architecture, engineering, and interior design firms in the United States, LAN has access to the expertise of more than 1,100 professionals in 25 offices in 21 cities worldwide.