Organizers
- Deerpath Golf Course
- Dee's Dash
- Defence Sports & Recreational Association
- Defensive Lucidity
- Defiance Softball Association, Inc.
- DeForest Area High School Cross Country
- Degas Dance Studio, LLC
- DEI INC
- DeKalb County Recreation, Parks & Cultural Affairs
- DeKalb County Recreation, Parks & Cultural Affairs
- Del Mar Golf Center
- Del Norte Little League
- Del Rey American Little League
- Delanco Camp
- Delaney Hockey
- Delano 4th of July
- Delaware Academy Varsity Club
- Delaware Athletic Trainers' Association
- Delaware County Friends of the Trail
- Delaware Ovarian Cancer Foundation
- Delaware River City Corporation
- Delaware Sportsplex, LLC
- Delaware State University Department of Wellness & Recreation
- Delaware Tactical Firearms
- Delaware Tennis Foundation
- Delaware Timing
- Delaware Valley Friends School
- Delaware Volleyball Camp LLC
- DELAWARE WILDCATS
- Delbrook Golf Club
- Deleon Enterprises
- Dell Rapids Little League
- Dell Rapids Youth Softball
- Dells Area Youth Soccer Association
- Delmarva Christian Service Camp
- Delmarva Dirt Dash
- DelMoSports, LLC
- Delray Beach Running Company
- Delta Arts Alliance
- Delta Charter Township
- Delta Chi: Augusta Chapter
- Delta Dusters Running Club
- Delta Education Foundation
- Delta Lake Bible Conference Center
- Delta Research and Educational Foundation
- Delta Scholarship Fund
- Delta Velo
- Delta Xplosion
- Delton Kellogg Little League
- Demo Database
