All tandem-builders
Probably the world's largest list of tandem manufacturers on the 'net!

This page has not been updated since 2002, and it is unlikely that it ever will be updated again. I'm keeping it online for purely historical reasons.



Manufacturers of tandem bicycles:

(Back to top)
(see here for a table giving a quick overview with many pictures, collected by Tandem-fahren.de):
Most of these links refer to the company's/builder's own website. In cases where I was unable to find such a site I link to a page which includes some kind of contact information.

Large-scale tandem builders: (the term 'large-scale' has a different meaning when talking about tandems ;-) )

  1. Bike Friday, folding tandems and singles (Eugene, OR - USA)
  2. BMC, Swiss singles and tandems (Switzerland)
  3. Burley, one of the largest tandem makers; very affordable and well made, no custom tandems (Eugene, OR - USA)
  4. Cannondale, stiff road and MTB tandems; tandems are only a small fraction of their business; terrible costumer service (Bethel, CT - USA)
  5. Chaka, German company selling Taiwanese-built singles and tandems (Germany)
  6. Co-Motion, fine builder of tandems and (a few) singles; well thought-out production and custom tandems (Eugene, OR - USA)
  7. da Vinci, very interesting 26" tandems with an independent drive-train (Denver, CO - USA)
  8. Dawes, currently selling four tandem models (United Kingdom)
  9. Gazelle, Dutch bicycle-maker (Netherlands)
  10. Gitane, singles and three entry-level tandems (France)
  11. KHS, Taiwanese entry-level tandems (Taiwan)
  12. Koga Miyata sell travel tandems (Netherlands)
  13. Kuwahara once built a few nice tandems; now the name belongs to Diamant, who sell Kinesis-made tandems under that label (Germany)
  14. Meridian, new company specializing in affordable high-quality tandems, some nice design specs (Bend, OR - USA)
  15. Rabeneick, sturdy singles and one tandem (Germany)
  16. Raleigh, bike manufacturer which sells one entry-level tandem (probably same frame as Univega Tandem Sport - both belong to Derby Cycle) (Kent, WA - USA)
  17. Santana, the largest tandem manufacturer; well-reputed production and custom tandems (La Verne, CA - USA)
  18. Schauff, poorly designed entry-level tandems and a wild-looking carbon fiber-prototype (Germany)
  19. Soil, Schauff's upper-end brand, offers tandems as well (Germany)
  20. Stevens, one affordable off-road tandem model (Germany)
  21. Trek is finally back in the tandem biz with two 700C Al-framed tandems for 2002 (Waterloo, WI - USA)
  22. Univega, the German company selling Asian-built bikes makes a full-suspension tandem (Germany)
  23. Univega USA, however, only sells an entry-level tandem (both Univega branches are owned by Derby Cycle, and theoretically(!) both should be able to sell you either tandem) (Kent, WA - USA)
Other European tandem builders:
  1. Agresti, custom singles and tandems (Germany)
  2. Argos Racing Cycles, custom singles and tandems (United Kingdom)
  3. Atala has been offering tandems for several decades (Italy)
  4. Bernds , German folding singles and tandems (Germany)
  5. Bob Jackson Cycles, custom singles and tandems (United Kingdom)
  6. Brilliant Bicycles - family tandems by Pashley Cycles (United Kingdom)
  7. Cattin, Pierre Cattin builds singles and tandems (France)
  8. Cicli B., Radsport Bornmann, probably the world's least friendly bicycle dealer, sells Taiwanese built tandem frames (Germany)
  9. Conway sell an entry-level hybrid tandem (sold through Hartje) (Germany)
  10. Cortebike by Jäggi Fahrradbau, touring-oriented custom singles and tandems (Switzerland)
  11. Crescent, singles and tandems (Sweden)
  12. Cyclepro, singles and tandems (Sweden)
  13. Cycles Pilorget, Singles und Tandems(France)
  14. Cycles Gilles Berthoud builds good tandem frames (e.g. the ones sold by Cortebike) (France)
  15. Dynamics, singles and tandems - are they still around? (Germany)
  16. Empalla, singles and tandems (Netherlands)
  17. Fleck, custom singles and tandems (Germany)
  18. Follis, framebuilder (France)
  19. Gébré, dutch tandems (Netherlands)
  20. German's Cycles, supreme travel and off-road tandems by German Möhren (Germany)
  21. Gesta, custom singles and tandems (Germany)
  22. Gleiss, very nice custom tandems and singles (Germany)
  23. Hase Spezialräder, makers of the Pino (similar to the Bilenky ViewPoint/Counterpoint Opus) and Kettwiesel tandems (Germany)
  24. Haverich, specialist for tandems for handicapped stokers (Germany)
  25. IBS (Innovative Bike Systems), custom Ti-Tandems (Germany)
  26. Holger Koch, custom singles and tandems (Germany)
  27. Intercycles, cheap tandems sold under the name 'Arcade'. Including a weird-looking ultra-short-wheelbase tandem (France)
  28. Kinetics, custom tandems and singles (United Kingdom)
  29. LaPierre, singles and tandems (France)
  30. Lehner, Swiss custom tandems (Switzerland)
  31. Leto Rahmenbau, custom singles and tandems (Germany)
  32. Longstaff, George Longstaff is a well-reputed framebuilder with heaps of tandem experience (United Kingdom)
  33. Look, the French company that got us all started on the path to clipless pedals, also sells two off-road tandems (France)
  34. Lüders Rahmenbau, custom singles and tandems (Germany)
  35. MBF Seilinger, sell and build tandems which I know nothing about (Germany)
  36. Mercian, traditional framebuilder with years of tandem expertise (United Kingdom)
  37. Metzmacher & Tietmann oHG, custom singles and tandems (Germany)
  38. Mittendorf, custom tandems and singles (Germany)
  39. M&B Cycles, custom tandems (United Kingdom)
  40. Nöll, custom singles and tandems built by Achim Nöll (Germany)
  41. Norwid, very classic custom singles and an occasional tandem built by Rudolf Pallesen (Germany)
  42. Orbit Cycles, custom singles and tandems (United Kingdom)
  43. Pedalpower, tandems and singles (Germany)
  44. Pedersen, weird-looking tandems (Denmark)
  45. Perrin, Pierre Perrin builds singles and tandems (France)
  46. Red Bull, the brand of one of the larger German mail order businesses now sell tandems as well (Germany)
  47. Roberts Cycles, custom singles and tandems (United Kingdom)
  48. Snel, classic steel frames and an occasional tandem from Utrecht (Netherlands)
  49. Sparta, traditional Dutch bike manufacturer (Netherlands)
  50. Swallow Tandems, traditional British tandem builder currently being restructered after buy-out (United Kingdom)
  51. Tanat Cycle Co-op, employee-owned company building steel singles and tandems (United Kingdom)
  52. Thorn, steel singles and tandem, mainly touring-oriented (United Kingdom)
  53. Vetta, aluminum tandems, including a single-to-tandem convertible (Italy)
  54. Vittorio, classic steel tandems by Frank Groot (Netherlands)
  55. Wagner, custom singles and tandems (Germany)
  56. Helmut Walter, custom singles and tandems (Germany)
  57. Woodrup Cycles, custom tandems? (United Kingdom)
  58. Zwei plus zwei, tandems and child trailers (Germany)
Tandem builders world-wide:
  1. AeroLite, little-known custom tandems (Merced, CA - USA)
  2. Andy Gilmour, custom singles and an occasional tandem. Call him at 520-318-0323 (Tucson, AZ - USA)
  3. Arvon, custom singles and tandems (Canada)
  4. Atkins Verona Bike Shop, custom singles and tandems (Verona, WI - USA)
  5. Best Bike Works, custom singles and tandems (Canada)
  6. Bicycle Specialties, custom singles and tandems (Seattle, WA - USA)
  7. Bilenky, custom tandems (including the - almost - unique ViewPoint semi-recumbent) and singles (Philadelphia, PA - USA)
  8. Bob Brown Cycles, tiny custom builder (St. Paul, MN)
  9. Bohemian Cycles, custom singles and tandems (Tucson, AZ - USA)
  10. Borthwick, custom tandems and singles (Marshalltown, IA - USA)
  11. Boulder, among the first builders of full-suspension tandems (Lyons, CO - USA)
  12. Bradley, more affordable framesets by Franklin Frames (USA)
  13. Brew, custom tandems and singles (Creston, NC - USA)
  14. Bruni, custom tandems (Baltimore, MD - USA)
  15. Bushnell, custom tandems (Auburn, WA - USA)
  16. Calfee Designs, makers of a fine Carbon tandem (Santa Cruz, CA - USA)
  17. Caribike,Taiwanese folding bikes, made by Redlof (Los Angeles, CA - USA / Taiwan)
  18. Christie Cycles, custom tandems and singles (Australia)
  19. Colin Laing still builds singles and tandems for road and track use (Phoenix, AZ - USA)
  20. Composite Arts and Science (CAS), make a wild-looking carbon-fiber tandem (Pleasant View, UT - USA)
  21. Concept Technology, interesting singles and tandems (San Diego, CA - USA)
  22. Courtney, custom singles and tandems (Geneva, IL - USA)
  23. Curtlo, fine steel singles and tandems (Winthrop, WA - USA)
  24. Cycles LaMoure, custom singles and tandems (Roseburg, OR - USA)
  25. Davidson, another Seattle-based frame-builder; steel and Ti singles and tandems (Seattle, WA - USA)
  26. Ellsworth, makers of a wild-looking off-road tandem (Ramona, CA - USA)
  27. Erickson Cycles - Glenn Erickson certainly makes the prettiest and some of the most functional road tandems (Seattle, WA - USA)
  28. Franklin Frames - beautiful classic frames (USA)
  29. HH Racing, (see also here) mostly BMX bikes, but supposedly also an occasional tandem (Media, PA - USA)
  30. Holland Cycles, custom singles and tandems (Spring Valley, CA - USA)
  31. Huber Bikes, custom aluminum singles and tandems (Campbell, CA - USA)
  32. Hujsak Bicycles, custom singles and tandems (Wimberley, TX - USA)
  33. Independent Fabrications has built a tandem or two (Boston, MA - USA)
  34. Innerlight Metal Works, custom singles and tandems (Davis, CA - USA)
  35. Jester, custom singles and tandems (Canada)
  36. Kelly, custom singles and tandems (Oakland, CA - USA)
  37. Landshark, custom tandems or singles (Medford, OR - USA)
  38. Litespeed, the reputed titanium builder also makes a tandem frame, the Taliani (Chattanooga, TN - USA)
  39. Longbikes, only custom tandems in the future (Littleton, CO - USA)
  40. Love Bike, a unique short-wheelbase tandem on which the captain sits in the rear and reaches around the stoker to steer (Sonoma, CA - USA; not to be confused with the heart-shaped Love Bike)
  41. Lyonsport, Jeffrey Lyon still builds classic steel frames (OR - USA)
  42. Mikkelsen, Bernie Mikkelsen seems to be still active. Call him at 510-521-9727 (Alameda, CA - USA)
  43. NexiBike, folding single which can be set up as tandem (Boston, MA - USA)
  44. Nobilette Cycles, custom singles and tandems (Longmont, CO - USA)
  45. Norco, entry-level tandems (Vancouver, B.C., Canada)
  46. One-Off Titanium will build custom Ti tandems upon request (Florence, MA - USA)
  47. Terry Osell, who according to Bob Brown is one of the best framebuilders around, may retire soon. Hurry up and call him at 612-788-5200 (St. Anthony Village, MN - USA)
  48. Otis Guy Cycles, custom singles and tandems (Fairfax, CA - USA)
  49. Tim Paterek, custom singles and tandems. Tim, who learned the trade from Terry Osell, is planning to retire (Vancouver, WA - USA)
  50. Poulsen Cycles, custom singles and tandems (Arnold, CA - USA)
  51. Phat Cycles, a unique cruiser tandem (CA, USA)
  52. Powers Design Quality, custom singles and tandems (Arlington Heights, IL - USA)
  53. Rattenborg, custom singles and tandems by Oscar Rattenborg (Ingomar, PA - USA)
  54. Ravelin, South African tandems. Contact Larry Black's shop if you want to know more. Larry sent me the phone number of a U.S. distributor: 206-824-9239 (South Africa)
  55. Redlof, Taiwanese folding singles and tandem, sold in the U.S. under the Caribike label (Taiwan)
  56. Rex Cycles, custom singles and tandems (Sacramento, CA - USA)
  57. Rock Lobster Cycles will build custom tandems upon request, (Santa Cruz, CA - USA)
  58. Rodriguez, small-scale framebuilder, specializes in tandems (Seattle, WA - USA)
  59. Rosenthal Tandems, classic steel tandems (Rogers, MN - USA)
  60. Sano Cycle Works, custom singles, tandems and recumbents (Huntsville, AL - USA)
  61. Serotta, Ben also makes a Ti tandem (South Glen Falls, NY - USA)
  62. Seven Cycles, Ti singles and tandems (Watertown, MA - USA)
  63. Spectrum Cycles, custom singles and tandems built by Tom Kellogg (Breinigsville, PA - USA
  64. Stevenson Custom Cycles, custom singles and tandems (Olympia, WA - USA)
  65. Stinsmen Racing, custom singles and tandems (Allentown, PA - USA)
  66. SyCip Designs, custom singles and tandems (San Francisco, CA - USA)
  67. Talisman Metal Craft, custom singles and tandems (Seattle, WA - USA)
  68. T.E.T. Cycles, custom tandems and singles by Tom Teesdale (West Branch, IA - USA)
  69. Ted Wojcik Custom Bicycles, custom singles and tandems (Hampstead, NH - USA)
  70. TiCycles, steel and titanium tandems (Seattle, WA - USA)
  71. Tinker's Barn, custom singles and tandems (Blue Mounds, WI - USA)
  72. Toei, custom tandems and singles (Japan)
  73. Trailmate, enty-level singles and tandems (Sarasota, FL - USA)
  74. Ventana makes two nice full-suspension tandem (Rancho Cordova, CA - USA)
  75. Wayne Kotzur, custom tandems and singles (Australia)
  76. Willits Brand, custom tandems and singles (Crested Butte, CO - USA)
  77. Zinn Cycles, custom singles and tandems (Boulder, CO - USA)
Folding/Travel tandems:
  1. Any builder can build a frame with S&S couplers. See here for a list of builders.
  2. Bernds , German folding singles and tandems (Germany)
  3. Bike Friday, folding tandems and singles (Eugene, OR - USA)
  4. Caribike,Taiwanese folding bikes, made by Redlof (Los Angeles, CA - USA / Taiwan)
  5. NexiBike, folding single which can be set up as tandem (Boston, MA - USA)
Titanium and carbon fiber tandems:
  1. Calfee Designs, makers of a fine Carbon tandem (Santa Cruz, CA - USA)
  2. Composite Arts and Science (CAS), make a wild-looking carbon-fiber tandem (Pleasant View, UT - USA)
  3. Davidson, another Seattle-based frame-builder; steel and Ti singles and tandems (Seattle, WA - USA)
  4. IBS (Innovative Bike Systems), custom Ti-Tandems (Germany)
  5. LeMond, Greg's company once built a beautiful carbon racing tandem
  6. Litespeed, the reputed titanium builder also makes a tandem frame, the Taliani (Chattanooga, TN - USA)
  7. One-Off Titanium will build custom Ti tandems upon request (Florence, MA - USA)
  8. Santana, the largest tandem manufacturer; well-reputed production and custom tandems (La Verne, CA - USA)
  9. Schauff offer a wild-looking carbon fiber-prototype (Germany)
  10. Serotta, Ben also makes a Ti tandem (South Glen Falls, NY - USA)
  11. Seven Cycles, Ti singles and tandems (Watertown, MA - USA)
  12. TiCycles, steel and titanium tandems (Seattle, WA - USA)
Full-suspension tandems:
  1. BMC, the Swiss company once offered an FS tandem frame as well (Switzerland)
  2. Boulder, among the first builders of full-suspension tandems (Lyons, CO - USA)
  3. Cannondale once built a prototype FS tandem (Bethel, CT - USA)
  4. Chaka sell a Taiwanese-built FS tandem, the 'OHANA S' (Germany)
  5. Cicli B., Radsport Bornmann, probably the world's least friendly bicycle dealer, sells Taiwanese built tandem frames (Germany)
  6. da Vinci build the 'Symbiosis Full Suspension' (Denver, CO - USA)
  7. Ellsworth, makers of a wild-looking off-road tandem, the 'Witness' (Ramona, CA - USA)
  8. GT - GT built a few full-suspension tandems with the LTS' rear section (USA)
  9. Intense Cycles once built a prototype FS tandem (pic near the bottom of the page) (USA)
  10. KHS stopped selling their FS model (Taiwan)
  11. Koga Miyata sell a horrible-looking FS travel tandem (Netherlands)
  12. Nöll, Achim Nöll now also offers a full-suspension tandem (Germany)
  13. Santana have stopped marketing their DualMoto due to problems with the rear section (La Verne, CA - USA)
  14. Soil, Schauff's upper-end brand, also offer an FS model. Team Telekom hopes to use it to finally beat Lance in 2002. (Germany)
  15. Tandem Technology have stopped building tandems (Germany)
  16. Top Team once built a prototype FS tandem (pic near the bottom of the page) (France)
  17. Univega, the German company selling Asian-built bikes makes a full-suspension tandem (Germany)
  18. Ventana make two nice full-suspension tandem (Rancho Cordova, CA - USA)
  19. Yeti once built a few prototypes of a tandem version of the ARC AS (Durango, CO - USA)
Recumbent tandems (see also this compilation by Tobias Dantele (German only):
  1. Angletech Cycles, recumbent bicycles and tricycles, tandem recumbents, and women's cycles (Woodland Park, CO - USA)
  2. Barcroft Cycles, two single and and one tandem recumbent (Falls Church, VA - USA)
  3. BikeE, recumbents and a tandem (Corvallis, OR - USA)
  4. Bilenky, custom tandems (including the - almost - unique ViewPoint semi-recumbent) and singles (Philadelphia, PA - USA)
  5. Cambie Cycles, recumbent singles and one tandem (Vancouver, B.C., Canada)
  6. Flevobike, single recumbents and a back-to-back recumbent tandem (Netherlands)
  7. Greenspeed, Australian recumbents (Australia)
  8. Hase Spezialräder, makers of the Pino (similar to the Bilenky ViewPoint/Counterpoint Opus) and Kettwiesel tandems (Germany)
  9. ICE (Inspired Cycle Engineering), recumbent trikes with one or two seats sold under the 'Trice' label (United Kingdom)
  10. M5, recumbent singles and one tandem (Netherlands)
  11. Linear, recumbent singles and one tandem (Guttenberg, IA - USA)
  12. Longbikes, recumbent tandems and singles (formerly Ryan - Littleton, CO - USA)
  13. Optima, recumbent singles and one tandem (Netherlands)
  14. Organic Engines, single and tandem recumbent bi- and tricycles (Tallahassee, FL - USA)
  15. Ostrad - a full-suspension back-to-back tandem (Germany)
  16. Rans, recumbent tandems and singles (Hays, KS - USA)
  17. Ryan, recumbent tandems and singles (now a division of Longbikes) (Littleton, CO - USA)
  18. S & B Recumbents, 'bents by Jack Baker with one or two seats and two or three wheels in various conficurations (Compton, CA - USA)
  19. Speedbike (see also here), recumbent singles and a back-to-back recumbent tandem (Germany)
  20. Terry Osell, who according to Bob Brown is one of the best framebuilders around, builds mostly recumbents. Hurry up and call him at 612-788-5200 before he retires. (St. Anthony Village, MN - USA)
  21. Varna Innovation and Research, single and tandem handcycles, recumbents, and HPVs (Gabriola Island, B.C., Canada)
  22. Vision, single and tandem recumbents by Advanced Transportation Products (Mountlake Terrace, WA - USA)
  23. Zox, single and tandem recumbents (Germany)
Builders specializing in tandems for handicapped riders:
  1. Bilenky, makers of the ViewPoint semi-recumbent (Philadelphia, PA - USA)
  2. Draisin, semi-recumbents ("wheelchair bikes") and other tandems geared to handicapped teams and senior citizens (Germany)
  3. Hase Spezialräder, makers of the Pino semi-recumbent (Germany)
  4. Haverich, specialist for tandems for handicapped stokers (Germany)
  5. Hoening, specialist for tandems for handicapped stokers (Germany)
  6. Varna Innovation and Research, single and tandem handcycles, recumbents, and HPVs (Gabriola Island, B.C., Canada)
Sociables (side-by-side two-seaters):
  1. Cosycycle, four-wheeled pedal-power vehicle with up to four seats (USA)
  2. Crystal Engineering, makers of a recumbent trike sociable (United Kingdom)
  3. JTB (Just Two Bikes), recumbent sociable (Hugo, MN - USA)
  4. Rhoades Car, four-wheeled pedal-power vehicle with up to four seats (Hendersonville, TN - USA)
  5. Twike - mix between car and bike (Switzerland)
  6. Worksman Cycles, one of America's oldest bike manufacturers (New York, New York - USA)
  7. The Conference Bike is a unique multi-person vehicle for parties of up to seven. The same designer also sells a heart-shaped Love Bike for five (not to be confused with the short-wheelbase Love Bike tandem. (Netherlands)
Framebuilders who stopped making tandems (please email me if you know more):
  • Assenmacher nowadays only repairs frames  (Swartz Creek, MI - USA)
  • Bruce Gordon Cycles, too busy building racks and singles to build a tandem
  • Bill Boston; quit making frames, but is stilling offering his help fitting frames
  • Bottecchia, classic Itailian frames, but no more tandems (Italy)
  • Cinelli built track tandems for the Rome and Tokyo Olympics (Italy)
  • Clark Kent Innovations is no longer with us (Boulder, CO - USA)
  • Claud Butler
  • Columbia, (Westfield, MA - USA)
  • Dirt Research, used to build interesting off-road tandems, but the only e-mail address I was able to find is dead (USA)
  • Fat City Cycles, Chris Chance is known to have built at least one tandem (Stowe, VT - USA)
  • Fisher, Gary had Tom Teesdale of T.E.T. Cycles built several tandem frames for his company (USA)
  • Fuji (Oakland, NJ - USA)
  • Grove Innovations, nowadays only wheelchairs and monoskis (Centre Hall, PA - USA)
  • GT - stay away from their hybrid tandems as they used a rim and tire size (700 D) for which finding replacements is extremely hard - GT also built a few full-suspension tandems with the LTS' rear section (USA)
  • Ibis, fine singles, but sadly, no more tandems (Santa Rosa, CA - USA)
  • Iron Horse once sold a tandem, too (Edgewood, NY - USA)
  • Intense Cycles once built a prototype FS tandem (pic near the bottom of the page) (USA)
  • Jack Taylor
  • LeMond, Greg's company once built a beautiful carbon racing tandem
  • Lippy Cycles, Keith Lippy was a reputed tandem builder, but he has stopped building frames (Bend, OR - USA)
  • Mel Pinto Imports once marketed a tandem, too (D.C. area - USA)
  • Montague, folding tandem (USA)
  • Moseman; Rodney Moseman also built tandems, but is now planning to retire and thus no longer soliciting new business.
  • Motiv
  • Motobecane, the traditional French manufacturer once sold tandems, too (France)
  • Mountain Goat Cycles built at least one tandem frame (Chico, CA - USA)
  • Nevil Cycles, supposedlyout of business (Vilas, NC - USA)
  • Peugeot, the traditional French manufacturer once sold tandems, too (France)
  • Pogliaghi the classic Italian steel bikes are no more since Sante Pogliaghi passed away (Italy)
  • René Herse used to build classic singles and tandems (France)
  • Ritchey, Tom built a few nice tandems many years ago (CA - USA)
  • Salsa Cycles, beautiful steel singles
  • Schwinn built tandems many years ago (USA)
  • Scott once sold a few tandems; a few Al-frames with a 'Scott' label are currently being sold cheaply by a closeout dealer. I know nothing about these frames. (USA)
  • Specialized built one aluminum tandem until 1995 (USA)
  • Steve Potts, one of the original founders of Wilderness Trail Bikes (WTB) and one of the first MTB frame builders once built tandems as well. See Mountain Transport for his current single frames.
  • Tanaka: Kimo Tanaka, who used to sell frames under his own name, now builds frames for Innerlight Metal Works (Davis, CA - USA)
  • Tandem Technology has stopped building tandems (Germany)
  • Tango Tandems, another venture Kimo Tanaka used to build frames for, is longer alive (Davis, CA - USA)
  • Technobull used to make good singles and tandems, but the owner passed away (Germany)
  • Top Team once built a prototype FS tandem (pic near the bottom of the page) (France)
  • Votec is too busy building forks and singles right now, but I once saw a Votec tandem for sale (Germany)
  • Yeti once built a few prototypes of a tandem version of the ARC AS (Durango, CO - USA)
  • Yokota used to sell a tandem which looked like a copy of the Dirt Research tandem (USA)


Tandem builders I have no information about (most of the list taken from here):

    ABM, Body Glove, BSA, Butterfly, CBC, Cherubim, Cignal, Colson, Crestline, Dale Saso, Dunigan, Fastab, Filliab, Fiore, Gillot, Giradingo, Gottfried, Harry Quinn, Icycle, Iglehart, Infinity, Jeffrey Richman, John Padgett / Saturn, Lazer, McLean, Melton, Oasis, Parsons, Penine, Plantenga, RBC, Relax, Roberts, Roland, Rotator, S-and-B, Sterling, Steve Cooper, TCC (The Tandem Connection), Timberland, Top Gear, Wards, Western Flyer, Yamaguchi