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Welcome


We are H. Gilroy Damon Associates, Inc., a civil engineering and land surveying firm with a proud history of 5 generations of service for our community, providing an increasingly diverse range of services from property surveys to comprehensive site design/environmental permitting.

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Damons
Past & Present



  • • Albert F. Damon, Jr. P.E., P.L.S. (1894-1954)
  • • H. Gilroy Damon P.E., P.L.S. (1924-1981)
  • • H. Gilroy Damon, Jr. P.E., P.L.S. (1944-2008)
  • • David P. Damon P.E., P.L.S.
  • • H. Gilroy Damon III
  • • Michael D. Damon
  • • Phillip T. Damon

Cursed is anyone who moves their neighbor's boundary stone

Deuteronomy 27:17
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  • American Society of Civil Engineers
  • National Society of Professional Engineers
  • Pennsylvania Society of Land Surveyors
  • Pennsylvania Society of Professional Engineers
  • Ecological Society of America
  • Darby Creek Valley Association (Darby Creek Cleanup)
  • Stormwater (The Journal for Surface Water Quality Professionals)
  • Professional Surveyor Magazine
  • The American Surveyor (A foot in the past... An Eye to the Future)

Company News

  • David P. Damon invited to be panel speaker on stormwater management at the Delaware County Transportation Management Association's 9th Annual Municipalities Conference and Trade Show to be held April 14, 2011.
  • H. Gilroy Damon Associates Inc. receives 2009 Distinguished Service Award from Delaware County Chapter of the Pennsylvania Society of Professional Engineers.

Company Address

P.O. Box 1158
1343 Chester Pike
Sharon Hill, PA 19079-0858

T: 1-610-583-4100
F: 1-610-583-4140

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