Since 1915, Allen and Hoshall has been recognized as a premiere design firm with an exceptional dedication to our clients. Wi ... th a staff of more than 100 professionals and registrations throughout the United States, our services reach nationwide as well as in Europe, Africa, Asia, Central America and the Middle East. Our experience over the past 100 years has developed Allen & Hoshall into one of the areas’ premiere full service firms offering engineering and architecture under one roof. Client feedback from years of experience has taught us their appreciation for having all disciplines consolidated in one firm. This greatly promotes our ability to provide better quality documents, better communication, and better coordination between disciplines to provide our clients with the best possible solutions. read more