Manufacturers (Models/Mid)

• CJS Aviation / Sheris Hot Rockets
• Dr Zooch
• Dynastar
• Estes
• Fliskits
• QModeling
• Quest Aerospace
• Red River Rocketry
• Semroc
• Sirius Rocketry
• Squirrel Works

Manufacturers (HPR)

• BSD Rocketry
• Loc Precision
• Madcow Rocketry
• Performance Rocketry
• Public Enemy
• Public Missiles Limited

Manufacturers (Accessories)

• Aero Pack
• Rouse Tech
• Top Flight Recovery
  Parachutes, Streamers, Firewalls

Engines

• Aerotech - Solid AP Engines
• Animal Works - Solid AP Engines
• Cesaroni - Solid AP Engines
• Contrail Hybrid Engines
• HyperTek Hybrid Engines
• Rattworks Hybrid Engines
• Loki - Solid AP Engines
• Skyripper Hybrid Engines

Information

• Estes Educator
  (Great for teachers)
• European Rocketry
• Info Central
• NASA Beginners Guide To Rockets
• Rocket Materials
• Rocketry Online
• Rocketry Planet
• Thrust Curve

Newsgroups/Forums/Blogs

• UK Tech Rocketry Newsgroup
• Rocketry Planet
• Rocketeers
• The Rocketry Forum
• Rocket Store Forums

Organisations

• National Association of Rocketry
  (USA)
• Tripoli Rocketry Association
  (Worldwide)
• Rocket Mavericks
• UK Aerospace Youth Rocketry Challenge
• United Kingdom Rocketry Association

Personal Sites

• UK Rocket Man
  Richard Osbourne

Miscellaneous Links

• C3 - Creative Combustion Consultants
  Special Effects Company
• My HobbyShops
• Glue-It - General model making