Unless otherwise mentioned, all of the chassis builders listed here specialize in drag racing.
Chris Alston's Chassisworks in Sacramento, California
http://www.cachassisworks.com/
Alston Race Cars in Antioch, Illinois
http://www.alstonracing.com/
Applied Racing Technology in Clearwater, Florida
http://www.appliedracing.com/
ARE Art Morrison Enterprises, Inc. in Fife, Washington
http://www.artmorrison.com/
Autofab Race Cars in Elkridge, Maryland
http://www.autofabcart.net/
Bertans Race Cars Pro Mod chassis builder in Sweden
http://www.bertansracecars.se/
Jerry Bickel Race Cars in Troy, Missouri
http://www.jerrybickel.com/
Mike Bos Chassis Craft in Bluff City, Tennessee
http://www.mikeboschassiscraft.com/
BSR Products stock car chassis builder in Charlotte, North Carolina
http://www.bsrproducts.com/
California Chassis Engineering in Palo Cedro, California
http://www.dragsters.net/
Hal Canode Chassis in Marion, Indiana
http://www.canode.com/
Chassis Engineering, Inc. in Riviera Beach, Florida
http://www.chassisengineering.com/
Chassis Shop Performance Products, Inc. in Mears, Michigan
http://www.chassisshop.com/
Competition Engineering in Guilford, Connecticut
http://www.competitionengineering.com/
Competition Fabrications in Chicago, Illinois
http://www.compfab.com/
Crawford Composites, Inc. composite chassis for sports racing and Le Mans prototype cars in Denver,
North Carolina
http://www.crawfordcomposites.com/
Exstreme Engineering and Fabrication in North Haven, Connecticut
http://www.exstremefab.com/
G-Force Race Cars in Tonawanda, New York
http://www.gforceracecars.com/
GW Performance Welding dragster chassis builder inNorthfield, New Jersey
http://www.gwperformancewelding.com/
Jerry Haas Race Cars Pro Mod and Pro Stock chassis builder in Fenton, Missouri
http://www.jerryhaas.com/
Hutcherson Pagan stock car chassis builder in
Charlotte, North Carolina
http://www.hutch-pagan.com/
Hauser Race Cars in the U.K.
http://www.hauserracing.com/
Jeg's in Columbus, Ohio
http://www.jegs.com/
Magnum Force Racing
http://www.magnumforceracing.com/
Martz Chassis Engineering in Bedford, Pennsylvania
http://www.martzchassis.net/
MasterSbilt dirt track chassis builder in Crothersville, Indiana
http://www.mastersbilt.com/
Tim McAmis Race Cars Pro Mod chassis builder in Hawk Point, Missouri
http://www.timmcamis.com/
McKinney Corp. Top Fuel and Funny Car chassis builder in Indiana
http://www.mckinneycorp.com/
Nebraska Chassis in Lincoln, Nebraska
http://www.nebraskachassis.com/
Neil & Parks Racing Enterprises in Burlingame, Kansas
http://www.neilparks.com/
Dan Page Race Cars in Hampstead, New Hampshire
http://www.danpageracecars.com/
Pauza Specialty Fabrication & Design in Gilberts, Illinois
http://www.pauzasfd.com/
Pro Car Performance in Rochester, NY
http://www.procarperformance.com/
Racefab, Inc. Trans-Am and SCCA chassis builder in Rusk, Texas
http://www.racefabinc.com/
Racetech Motorsports in Portland, Oregon
http://www.racetechmotorsports.com/
Riley Technologies IRL, LeMans, Silver Crown, and Trans Am cars
http://www.rileytech.com/
RJ Race Cars, Inc in Illinois
http://www.rjracecars.com/
Roadsters.com Dropped I-beam axles
http://www.roadsters.com/axles/
Andy Robinson Race Cars in the U.K.
http://www.robinson-race-cars.co.uk/
S&W Race Cars in Pennsylvania
http://www.swracecars.com/
Aaron Sipple Engineering in Berea, KY
http://www.aaronsipple.com/
Darryl Smith Race Cars in Chandler, AZ
http://www.darrylsmithracecars.com/
Joe Souza Roadsters in Yuba City, CA
http://www.jsroadsters.com/
Sam Spires Dragsters in Greene County, Indiana
http://www.samspiresdragsters.com/
Spitzer Enterprises in Greenfield, Indiana
http://www.gospitzer.com/
Tootees Race Cars in Neeses, South Carolina
http://www.tootees.com/
TSS Race Cars in Denmark
http://www.tssracecars.dk/
Vanishing Point Race Cars in Telford, Pennsylvania
http://www.vpracecars.com/
Tom Yancer Race Cars in Chandler, Arizona
http://www.tyrc.com/