Allegheny Valley School is a private non-profit organization based in the Pittsburgh region that provides services to individuals with disabilities. The school operates more than 125 programs across Pennsylvania, with locations in Allegheny, Beaver, Bucks, Butler, Dauphin, Lebanon, Mercer, Montgomery, and Philadelphia Counties. Of the 125 programs statewide, 67 are based in Western Pennsylvania, 17 in Central Pennsylvania and 44 in Eastern Pennsylvania. The headquarters are in Coraopolis, Pennsylvania. In 2008, Allegheny Valley School was acquired by NHS Human Services.