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Denson Groenendaal
Portrait of Denson Groenendaal
Department of Architecture
425 Stuckeman

Over the last five decades, Denson Groenendaal has become accomplished as a Planning & Architectural Consultant with professional practice expertise in historic, natural and cultural landscapes, community environments and design. He has specialized in planning, programming and design activities for historical structures, heritage environments, and sustainable communities by having formed and attained professional expertise in historic preservation, restoration, historical rehabilitation, heritage project development, preservation technology, historic restoration, interpretative planning, solar analysis, solar design practices and studio design instruction. He is also accomplished in architectural and documentation photography, cultural landscape interpretation, historic artifacts, recordings and biblio-philia, custom furniture design, feasibility analysis, project planning, and project management. 


  • Masters: Ecological Planning & Design, (Design with Nature), Graduate School of Fine Arts, University of Pennsylvania, 1976  (Professional degree)
  • M. Ed. “Physical Science & Education”, West Chester State University, West Chester, PA, 1971
  • B.S.  “Comprehensive Science”, College of Science, The Pennsylvania State University, 1965

Courses Taught

  • ARCH 130A Fall: Basic Design & Research Studio for 2nd yr. AE design students
  • ARCH 130A Spring: Basic Design & Research Studio for 3rd yr. AE design students


  • Solar design & engineering for sustainable building design, sustainable communities and renewable energy systems for economic social cultural development. Urban & rural sustainable - cultural landscapes and communities through conservation, adaptive re-use, historic rehabilitation, restoration and redevelopment of the environment.
  • Pennsylvania Preservation Technology Project, Research Director at PSU for PHMC 1980-82
  • Preservation Maintenance and Historic Rehabilitation of Historic Buildings, PSU, PHMC, 1981
  • Broad Top Soil & Water Conservation Project, Ecological analysis, study & base data, 1982-2012
  • Juniata Woolen Mill & Newry Manor, Lutzville, PA, National Register, documentation, rehab. 1982
  • The Mill at Anselma, Lightfoot Mill c. 1747, (HSR) National Treasure, Chester Springs, PA, 1983
  • McBurney Manor, Bake Oven, Store, McAlevys Fort, Historic American Building Survey, (HABS), Research and documentation with drawing folio submitted to HABS, Washington, DC. 1986.
  • Easton House Tavern, Historic Structures Report, (Documentation & Design), Easton PA, 1989
  • Endangered Buildings, 4 units, Huntingdon C’nty, PA, Documentation design & pro Forma, 1994
  • Sarah Furnace Grist Mill, Sproul, PAHistoric Structures Report w/pro Forma, adaptive use, 1994
  • Spangler Farmstead, (HSR) Gettysburg National Military Battlefield (National Park Service, 1999
  • Patterson House (HSR) Gettysburg National Military Battlefield (National Park Service), 1998   
  • Benner-Linn House, Historic Structures Report (HSR), Documentation & Design, Bellefonte 2003
  • Felix Dam, Recordation & Historical Interpretations, on Schuylkill Navigation Canal, Reading, PA,  Research & documentation to standards of the Historic American Engineering Record, 2001-05   
  • Union Depot, Huntingdon, PA “Conditions Analysis with Pro Forma”, adaptive re-use, Code, 2010
  • Embassy Theatre, Lewistown, PA (a National Treasure), Historical Rehabilitation, 2010, 2013-14.


Huntingdon County Historical Society, Board of Directors:
Trustee:  2004 – 2014 & current. Trust management and Advocacy in cultural resources management and preservation.

PA Parks & Forests Foundation, Greenwood Furnace Chapter,
Founding Charter Life Member since 2002, and Board of Directors, Treasurer: 2002 – 2014 & current

Huntingdon County Arts Council: Supporting patron since 1999

Juniata Clean Water Partnership, Board of Directors 2006 – 2010
River and stream water shed environmental conservation advocacy and best management practices.

photo of Union Depot, c. 1873, Huntingdon, PA, National Register Historic District Structure, Evaluation, Feasibility, Documentation, Pro-Forma, Compliance for Code and Zoning Variance, Plans & Historic Rehabilitation design. 1995-2010.
photo of Old Mercantile Building and Storekeepers House:  c. 1840 & 1884, McAlevys Fort, PA. National Register eligible and Historic American Building Survey documented in 1986.  Conservation, Historic Rehabilitation, & repairs; specifications and conduct since 1985.
photo of Embassy Theatre, c. 1927, Lewistown, PA  National Register and National Treasurer for architectural significance. Consultant for architectural historical rehabilitation and restoration, 2009--2013.
photo of Embassy Theatre, c. 1927 Lewistown, PA   National Register structure and National Treasure designation for architectural significance.  Interior Conservation Study 2010.