• U.S. Coast Guard - Office of Boating Safety 

Public Safety/Homeland Security

• Defense Advanced Research Projects Agency 
• U.S. Department of Homeland Security
• U.S. Fire Administration

Science & Technology  

• NASA - National Aeronautics and Space Administration
• NASA - Advanced Supercomputing Division
• NASA – Fellowships and Grants
• National Institute of Standards and Technology   
• National Science Foundation  
• U.S. Department of Energy - Office of Science 
• U.S. General Services Administration - Computers for Learning Program 
• National Telecommunications and Information Administration 

Small Business Administration 

• U.S. Small Business Administration

Transportation

• U.S. Department of Transportation (DOT)
• U.S. DOT - Citizen Services
• U.S. DOT - Government Services   
• U.S. DOT – Federal Aviation Administration – Funding and Grant Data
• U.S. DOT - Federal Aviation Admin. - Airport Improvement Program 
• U.S. DOT - Federal Hwy Admin - National Scenic Byways Program
• U.S. DOT - Federal Transit Administration