Wohlsen Construction Company was founded in 1890 and is a regional Construction Manager, General Contractor, Design/Builder & Green Builder serving the Mid-Atlantic & Northeast Regions. Our construction experience can be found on projects for education, healthcare, senior living, commercial, industrial, manufacturing, rec centers, cultural, religious, historic preservation, public school districts, federal, military and corrections.Wohlsen Construction received Green Plus Certification in April 2010. At the time, we were just the third company in Pennsylvania – and 67th company in the nation – to receive this prestigious third-party certification.Wohlsen was also a 2010 winner of a North American Sustainable Enterprise Award. Given by the Green Plus Institute for Sustainable Development, it is designed to recognize enterprises in a variety of sectors for the example they have set in advancing triple-bottom-line sustainability.Wohlsen was named a Certified Green Contractor in 2010 by Associated Builders and Contractors (ABC). ABC's Green Contractor Certification program recognizes construction companies that implement green practices and principles in the workplace, including headquarters, branch offices and jobsite office complexes.Engineering News-Record ranked Wohlsen Construction #97 on the 2012 Top 100 Green Contractors list.