- AIA Delaware
- American Planning Association
- APA Maryland Chapter
- APA New Jersey Chapter
- APA Southeast Pennsylvania Chapter
- Delaware Association for Public Administration
- Dover / Kent County MPO
- National Building Museum
- National Complete Streets Coalition
- National Vacant Properties Campaign
- Salisbury / Wicomico MPO
- Smart Growth Network
- Transportation For America
- U.S. Census Bureau
- U.S. Green Building Council
- Wilmington Area Planning Council
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