I found this list at NASCAR.com. Just imagine what could be done if these companies put forth even $5,000 a piece.

Official Sponsors



Allstate (Official Insurance Company)
AMD (Official Technology Partner/Official Microprocessor of NASCAR/ The Official Semiconductor Technology of NASCAR)
America Online (Official Partner)
Aplus (Official Pit Stop)
Best Western (Official Hotel of NASCAR)
Budweiser (Official Beer)
Busch Beer (Official Series Sponsor)
Centrix Financial (Official Auto Finance Company)
Callaway Golf
Checker's/Rally's (Official Burger/Drive-Thru)
Chevrolet (Monte Carlo) (Official Pace Car)
Coca Cola (Official Soft Drink)
Combos (Official Snack of NASCAR)
Craftsman Tools (Official Tools/NCTS Entitlement Sponsor)
Dasani (Official Water)
Daytona USA (Official Attraction)
Diageo (Official Wine)
DirecTV (Official Partner of NASCAR)
Dodge Charger (Official Passenger Car)
Domino’s Pizza (Official Pizza Delivery)
DuPont Automotive (Official Finish)
Duracell (Official Alkaline Battery)
Eastman Kodak (Official Imaging Partner)
Enterprise Rent-A-Car (Offical Rent-A-Car of NASCAR)
EXIDE (Official Battery)
Exxon/Mobil (Official Motor Oil/Lubricants)
Featherlite - Vantare (Official Trailers & Luxury Coaches)
Ford Trucks (Official Truck of NASCAR)
New Century/Home 123 (Official Mortgage Company)
POWERADE (Official Sports Beverage)
Gillette (Official Shaving Products)
Goody's (Official Pain Reliever)
Goodyear (Official Tire Supplier)
The Home Depot (Official Home Improvement Warehouse)
Ingersoll Rand Security Technologies (Official Partner)
Kellogg's (Official Cereals)
Levi Strauss Signature (Official Partner)
Minute Maid (Official Juice)
M&M'S (Official Chocolate of NASCAR)
Nextel (Official Sponsor/NNCS Entitlement Sponsor)
Office Depot (Official Office Supply/Products Provider)
Old Spice (Official Antiperspirant & Deodorant)
Oral B (Official Oral Care Products)
Pedigree (Official Pet Care Product of NASCAR)
Raybestos (Official Brakes)
Sony (Official Consumer electronics Partner of NASCAR)
Sunoco (Official Fuel)
SunTrust (Official Bank)
Tissot (Official timekeeper and watch of NASCAR)
Top-Flite
Toyota (Official Partner/Manufacturer)
UPS (Official Delivery Service)
USG
Visa (Official Card)
XM Satellite Radio (Exclusive Satellite Radio Service)