Manufacturers - Where the rocket stuff comes from!

Aerotech - Awesome motors and kits!
Public Enemy Rockets - Durable and unique rocket kits
Public Missiles - Excellent building materials and kits
Vaughan Brothers Rocketry - High performance kits.

Vendors - Where I buy my stuff

Hobbylinc – I buy most supplies from here.
Rocketmotion – Reliable, large selection.

Miscellaneous Sites

Buy Rockets - Go here to locate the vendor who has the best price.
Essence's Model Rocketry Reviews - Best place on the web for reviews.
Rocketry Organization of California - The Local Club.