Castelli
Castelli is an Italian cycling and triathlon apparel brand known for technical clothing, racing innovation, and its red-circle scorpion emblem.
Last updated October 17, 2026
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Overview
Castelli is an Italian sportswear brand focused on cycling and triathlon clothing and accessories. Based in Fonzaso in the Veneto region, the brand is recognized by a white scorpion set inside a red circle and has developed a strong association with high-performance road cycling, professional teams, elite athletes, and technically specialized apparel. The brand’s roots reach back to Milan in 1876, when Gianni Vittore established a workshop making clothing for business customers, the Milanese ballet company, and football teams including Milan and Juventus. The workshop also served prominent cyclists. Armando Castelli joined Vittore’s staff in 1935 and subsequently acquired the business, maintaining its established clientele while expanding its involvement in sports clothing. During the following decades, riders such as Gino Bartali, Fausto Coppi, Louison Bobet, Rik Van Looy, and Jacques Anquetil wore garments made by the business. Maurizio Castelli, Armando’s son, developed a more independent and technically experimental approach to sportswear. In 1974 he founded the Castelli company and adopted the scorpion emblem. His work helped move cycling apparel away from conventional wool and basic black garments toward close-fitting, colorful, and performance-oriented clothing. In 1977, Castelli introduced Lycra into cycling shorts, adapting a material then more commonly associated with skiing. The company also became an early practitioner of sublimation dyeing for technical fabrics, allowing complex colors, graphics, and logos to be integrated into garments. Castelli’s racing profile grew through relationships with leading riders and teams. Its clothing was worn by champions including Eddy Merckx, Bernard Hinault, Francesco Moser, Giuseppe Saronni, Ercole Baldini, and Silvio Martinello. The company also pursued product development beyond basic race jerseys and shorts. In 1996, Paola Pezzo won the Olympic mountain-bike gold medal wearing Castelli clothing, and the brand became an early participant in the development of dedicated women’s cycling apparel. In 1997, its Progetto Y helped update the design of cycling seat pads. After Maurizio Castelli died suddenly in 1995, the brand continued its involvement in professional cycling. It returned to prominent professional team sponsorship in 1999 with ONCE-Deutsche Bank and subsequently appeared with teams and riders including Laurent Jalabert, Carlos Sastre, Andrea Peron, and others. Manifattura Valcismon, the company associated with the Sportful brand, acquired Castelli in 2003 and moved the brand’s operations from Rosate to Fonzaso. Castelli has continued to use professional sponsorship as a platform for product testing, visibility, and technical credibility. Its partnerships have included Cervélo TestTeam, Team Sky, Team Ineos, and Quick-Step Alpha Vinyl Team, as well as women’s and triathlon athletes. In 2018, Castelli signed a four-year agreement connected with the Giro d’Italia jerseys. The brand’s current identity remains centered on performance cycling, triathlon, race-derived design, and apparel intended for both professional and serious recreational users. After Maurizio Castelli’s sudden death in 1995, the brand continued its involvement in professional cycling. In 1999 it returned to major professional team sponsorship with the Spanish ONCE-Deutsche Bank team, followed by relationships with riders such as Laurent Jalabert, Carlos Sastre, and Andrea Peron and teams including Roslotto, Refin Ceramiche, Tenax, Tinkoff, and Saunier Duval. Manifattura Valcismon, the company associated with the Sportful brand, acquired Castelli in 2003 and moved its operations from Rosate to Fonzaso.
History
Castelli’s history begins with Gianni Vittore’s Milan workshop, founded in 1876. Vittore produced made-to-measure clothing for businessmen and supplied the Milanese ballet troupe and football teams such as Milan and Juventus. The workshop also developed a relationship with cycling, including customers such as Giro d’Italia winner Alfredo Binda. Armando Castelli joined the workshop in 1935 and later bought the business. He preserved Vittore’s clientele while broadening its involvement in sports clothing. During the postwar period, the company supplied garments to prominent cyclists, and its reputation expanded as riders including Gino Bartali, Fausto Coppi, Louison Bobet, Rik Van Looy, and Jacques Anquetil wore its clothing. Maurizio Castelli, Armando’s son, became interested in sportswear from an early age but eventually pursued a more experimental direction than his father’s traditional approach. In 1974, he established a separate company under the Castelli name and selected a scorpion inside a red circle as its emblem. His strategy emphasized technical fabrics, close-fitting construction, visual impact, and direct engagement with competitive sport. A major development came in 1977, when Castelli used Lycra in cycling shorts. The material had been used principally in skiing, and its application to cycling helped create more elastic and body-conscious garments. Castelli also pioneered the use of sublimation dyeing in cycling apparel, enabling color, logos, and graphics to be applied to technical fabrics. This combination of material innovation and race visibility helped the brand attract leading riders, including Eddy Merckx, Bernard Hinault, Francesco Moser, Giuseppe Saronni, Ercole Baldini, and Silvio Martinello. Castelli continued to experiment with product design. In 1981, Maurizio Castelli presented riders wearing turquoise Lycra shorts at a time when black shorts were the accepted standard. Officials required the riders to change, but the episode illustrated the company’s willingness to challenge established conventions. In 1995, Maurizio Castelli died suddenly from a heart attack while cycling on the Cipressa. The company continued after his death. At the 1996 Atlanta Olympic Games, mountain biker Paola Pezzo won gold wearing Castelli clothing. The brand also became an early entrant into dedicated women’s cycling apparel. In 1997, it introduced Progetto Y, a development intended to improve cycling seat-pad design. In 1999, Castelli returned to prominent professional cycling sponsorship with ONCE-Deutsche Bank, followed over the next decade by relationships involving riders such as Laurent Jalabert, Carlos Sastre, and Andrea Peron and teams including Roslotto, Refin Ceramiche, Tenax, Tinkoff, and Saunier Duval. In 2003, Manifattura Valcismon acquired Castelli and moved its operations from Rosate to Fonzaso in Veneto. The acquisition placed Castelli within the same broader business group associated with the Sportful brand. The brand then continued to build international recognition through professional and endurance-sport partnerships. It supplied Cervélo TestTeam in 2009, became an official Team Sky sponsor in 2017, and later remained connected with the team after its transformation into Team Ineos. In 2018, Castelli signed a four-year agreement involving Giro d’Italia jerseys. Castelli announced in 2021 that it would end its Team Ineos sponsorship and begin sponsoring Quick-Step Alpha Vinyl Team in 2022. It has also been associated with the Ceratizit-WNT Pro Cycling Team and with triathlon athletes. Across these stages, Castelli has retained a consistent identity: an Italian technical-apparel specialist using professional competition, material development, and distinctive visual branding to serve road cyclists, mountain bikers, triathletes, and performance-oriented consumers.
- 2022
Quick-Step sponsorship begins
[1]Following its announced change in sponsorship strategy, Castelli begins sponsoring Quick-Step Alpha Vinyl Team.
- 2018
Giro d’Italia jersey agreement
[1]Castelli signs a four-year agreement connected with Giro d’Italia jerseys.
- 2017
Team Sky sponsorship
[1]Castelli becomes an official sponsor of Team Sky.
- 2003
Acquisition by Manifattura Valcismon
[1]The Sportful-associated company acquires Castelli and relocates operations to Fonzaso.
- 1997
Progetto Y seat-pad development
[1]Castelli introduces Progetto Y as part of its effort to improve cycling seat-pad design.
- 1996
Olympic mountain-bike gold
[1]Paola Pezzo wins Olympic mountain-bike gold wearing Castelli clothing at Atlanta.
- 1979
Gold Discobolus award
[1]Castelli receives the Gold Discobolus from Corriere dello Sport–Stadio.
- 1977
Lycra is introduced into cycling shorts
[1]Castelli adapts Lycra for cycling shorts, helping popularize more elastic and body-fitting performance garments.
- 1974
Maurizio Castelli establishes the Castelli brand
[1]Maurizio Castelli forms his own company and adopts the scorpion emblem that becomes central to the brand identity.
- 1935
Armando Castelli joins Vittore’s workshop
[1]Armando Castelli enters the business and later acquires it, preserving its established sporting clientele.
Products and positioning
Premium, technically focused cycling and triathlon apparel with strong professional-racing credibility. Castelli positions its products around performance materials, aerodynamic and ergonomic construction, weather protection, race-tested development, and a distinctive Italian sporting heritage.
Cycling apparel
Road-cycling jerseys
Castelli’s road jerseys are designed around the close-fitting, technical requirements of road cycling. The brand’s history in professional racing has shaped its emphasis on lightweight materials, race-oriented cuts, visible team graphics, and compatibility with sustained high-output riding.
Cycling apparel · 1977
Cycling shorts and bib shorts
Cycling shorts are among Castelli’s historically important product categories. The brand’s 1977 use of Lycra in cycling shorts supported a shift toward stretch, body-contoured garments. Later development also addressed seat-pad construction and comfort for long-distance and race use.
Cycling apparel
Weather-protection cycling layers
This category includes cycling jackets, vests, and other layers intended for changing conditions. Castelli’s technical-apparel positioning extends beyond fair-weather race clothing to garments designed for insulation, wind protection, rain, and shoulder-season riding.
Cycling apparel · 1996
Women’s cycling collection
Castelli was an early cycling-apparel brand to develop an entirely dedicated women’s collection. The line reflects the company’s broader focus on cycling-specific fit and performance rather than treating women’s garments solely as modified versions of men’s products.
Sports accessories
Cycling accessories
The brand also offers cycling accessories such as gloves, socks, caps, and related riding equipment. These products reinforce the Castelli system around technical apparel and coordinated performance use.
Brand decisions
2021
Change principal professional-team sponsorshipStrategyBackground
Castelli had sponsored Team Sky and subsequently Team Ineos, but announced a change to its professional cycling partnership portfolio.
Action taken
The brand announced that it would end its Team Ineos sponsorship and sponsor Quick-Step Alpha Vinyl Team from 2022.
Aftermath
The change transferred Castelli’s principal men’s WorldTour visibility to Quick-Step Alpha Vinyl Team, while the brand continued other cycling and triathlon relationships.
2003
Join Manifattura ValcismonM&ABackground
Castelli required an ownership and operating structure capable of supporting its continued cycling-apparel activities.
Action taken
Manifattura Valcismon acquired the brand and moved its operations from Rosate to Fonzaso.
Aftermath
Castelli became part of the broader business associated with Sportful while retaining its own brand identity and professional-sport positioning.
1977
Adopt Lycra for cycling shortsProduct launchBackground
Lycra was then used mainly in skiing, while cycling clothing remained more conventional.
Action taken
Castelli incorporated Lycra into cycling shorts and continued developing stretch-based technical garments.
Aftermath
The innovation helped define the modern performance-cycling apparel aesthetic and strengthened Castelli’s technical reputation.
1974
Create a dedicated technical sportswear brandStrategyBackground
Maurizio Castelli’s more creative and performance-oriented approach differed from the traditional methods of his father’s business.
Action taken
Maurizio established a separate company using the Castelli name and adopted the scorpion emblem.
Aftermath
The new identity became the foundation for Castelli’s later specialization in cycling and triathlon apparel.
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