Ayres Associates Share: Architects Visit Website Request Info 215 North Second Street #204 River Center River Falls, WI 54022 (715) 426-4908 (715) 426-5886 (fax) LinkedIn Facebook Twitter About Map About Nationwide architectural/engineering firm offering transportation, municipal, environmental, and water resources engineering; architecture, landscape architecture, grant writing, planning, survey, and aerial mapping. What's Nearby? Distance: 5 10 15 20 25 50 mi.