Maestrani
Swiss chocolate producer founded in 1852, known for Maestrani chocolate, Minor praline bars, Munz products, and the Chocolarium visitor center.
Last updated October 14, 2026
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Overview
Maestrani is a Swiss chocolate producer headquartered in Flawil in the canton of St. Gallen. Its origins date to 1852, when Aquilino Maestrani, a chocolatier from Aquila in Ticino, opened a shop on Krongasse in Lucerne. After developing his craft through training and travel in Italy and Germany, Maestrani moved the business to St. Gallen in 1859. The company grew during the nineteenth century as demand for its chocolate increased, and it became associated with the city's commercial identity through its production sites, retail presence, and prominent advertising. The business expanded its manufacturing capacity several times. A larger factory was built east of St. Gallen in 1875, followed by the acquisition of a former spinning mill in the St. Georgen district in 1884. Production moved to that site in 1885, and the St. Georgen premises remained an important company location for much of the twentieth century. Aquilino Maestrani died in 1880, after which his sons Ludovico, Roberto, and Savino continued operating the company. Maestrani also maintained a branch in Bregenz from 1887 to 1897. Its early reputation extended beyond Switzerland; the company was appointed a purveyor to the court of the Italian king Umberto I. The company experienced serious financial pressure in the early twentieth century. It borrowed extensively in 1905, and the Maestrani family ultimately lost control during the restructuring period of 1912 and 1913. The business was reorganized in 1923 under the direction of creditors' trustee Jakob Guyer. In 1912, the corporate name became Maestrani Schweizer Schokoladen AG. The two world wars brought additional difficulties, particularly because shortages affected the availability of cocoa and other raw materials. Maestrani later broadened its brand portfolio and product range. The Minor brand, established in 1936, became associated with rectangular praline bars and related chocolate products. In 1998, Maestrani acquired Munz, a Flawil-based chocolate company founded in 1874 by Johann Georg Munz. This transaction added Munz products such as filled chocolate bars, chocolate bananas, and small praline-style items to the business. Production was progressively consolidated in Flawil, with the relocation from St. Gallen taking place in 2003 and 2004. The company has also positioned itself around organic and responsible production. In 1987, it began producing organic chocolate, described in reference material as a world first for a chocolate company. Maestrani is a member of IG Bio, and its site has received environmental recognition. Its production has also been marketed with climate-neutral certification based on emissions offsetting through climate-protection projects. These activities complement its traditional Swiss chocolate positioning rather than replacing its core confectionery business. Maestrani's portfolio has included standard chocolate bars, organic and fair-trade products, filled bars, pralines, chocolate sticks, seasonal and novelty shapes, and kosher chocolate. In 2021, the company simplified its brand architecture by moving Munz chocolate bars under the Maestrani name and adopting a two-brand strategy centered on Maestrani and Minor. Since 2008, products sold outside Switzerland have reportedly used the Maestrani name exclusively, partly because the Minor and Munz names can be less suitable for English- and French-speaking markets. The company also operates Maestrani's Chocolarium in Flawil, a visitor center and chocolate museum inaugurated in 2017. The attraction combines an interactive tour with views of chocolate production and has become part of the brand's public-facing experience. Maestrani employed approximately 165 people in Flawil in 2020, with reported annual production of around 3,500 tonnes at that time. Christoph Birchler became chief executive at the beginning of 2021, succeeding Markus Vettiger. More recently, Maestrani expanded through a cooperation with Farvager and the creation of Avelines Chocolats SA, followed by reported acquisitions or succession arrangements involving Chocolat Ammann AG in Switzerland and Belgian manufacturer Delafaille with its subsidiary Ostrapack. The company therefore combines a long-established Swiss chocolate identity with branded consumer products, manufacturing, tourism, and selective corporate expansion.
History
Maestrani began in 1852 when Aquilino Maestrani opened a chocolate shop in Lucerne. Aquilino, born in Aquila in the Blenio Valley of Ticino, learned chocolate making from his father, Giuseppe, in Lugano and traveled in Italy and Germany before establishing his own business. In 1859, he moved the operation to St. Gallen, where the company found a larger commercial base and became increasingly prominent. To promote the business, Maestrani built the so-called Marble House in the old town, turning the company's name into a visible part of the city's retail landscape. Demand outgrew the original facilities. Maestrani constructed a larger factory in 1875 and acquired a former spinning mill in the St. Georgen district in 1884. Production moved to the latter site in 1885. Aquilino died in 1880, and his sons Ludovico, Roberto, and Savino continued the business. A Bregenz branch operated between 1887 and 1897. The company was already sufficiently established to receive a court-purveyor appointment from Umberto I of Italy. The early twentieth century brought financial instability. After extensive borrowing in 1905, the Maestrani family lost control during the financial difficulties of 1912 and 1913. The company's corporate name became Maestrani Schweizer Schokoladen AG in 1912. Creditors' trustee Jakob Guyer oversaw a successful restructuring in 1923. The world wars then placed pressure on the business through shortages of cocoa and other raw materials. Maestrani's subsequent history combined product development, brand diversification, and changes in manufacturing geography. Minor, introduced in 1936, developed into a recognizable line of rectangular praline bars. In 1998, Maestrani acquired Munz, a chocolate company founded in Flawil in 1874 by Johann Georg Munz. The transaction brought products including filled chocolate bars and chocolate bananas into the wider portfolio. Maestrani subsequently relocated its production from St. Gallen to Flawil in 2003 and 2004. The former St. Gallen factory and the company's retail and visitor activities continued to have cultural significance even after production moved. The company entered organic chocolate production in 1987 and later maintained a public emphasis on organic, fair-trade, and environmental themes. It is a member of IG Bio. The Flawil site received a nature-oriented environmental-design certificate in 2021, while the company has also been associated with climate-neutral certification based on emissions offsetting. These initiatives coexist with a traditional confectionery portfolio serving the Swiss market and selected international markets. A retail and educational extension of the brand developed over time. A Chocolaterie near St. Gallen Cathedral offered chocolate sales and demonstrations using production machinery, although the outlet later changed ownership. In 2017, Maestrani opened Maestrani's Chocolarium in Flawil. The visitor center and museum provide an interactive account of chocolate production and allow visitors to observe aspects of the manufacturing process. In 2021, Maestrani reorganized its brand architecture. Munz bars were moved under the Maestrani name, creating a two-brand strategy built principally around Maestrani and Minor. The company had already used the Maestrani name for exports since 2008, reflecting the difficulty of marketing the names Minor and Munz in some English- and French-speaking markets. Christoph Birchler became chief executive in 2021, succeeding Markus Vettiger. The company continued to pursue partnerships and acquisitions. In 2022, it cooperated with Farvager and established Avelines Chocolats SA. In 2025, it proceeded with the acquisition of Chocolat Ammann AG in Heimberg, with production intended to move to Flawil and the Heimberg site scheduled for closure, affecting the site's entire workforce. Later in 2025, Maestrani acquired Belgian chocolate manufacturer Delafaille and its subsidiary Ostrapack through a succession arrangement. Maestrani's present identity therefore reflects both a historic St. Gallen origin and a modern Flawil manufacturing, brand, and visitor-center operation.
- 2025
Chocolat Ammann acquisition becomes effective
[1]Maestrani completes the reported acquisition of Chocolat Ammann AG, with production intended to move to Flawil.
- 2025
Delafaille and Ostrapack are acquired
[1]Maestrani acquires Belgian manufacturer Delafaille and its subsidiary Ostrapack.
- 2022
Avelines Chocolats SA is founded
[1]Maestrani and Farvager establish Avelines Chocolats SA through a cooperation agreement.
- 2021
Munz bars are rebranded under Maestrani
[1]The company adopts a two-brand strategy centered on Maestrani and Minor.
- 2017
Maestrani's Chocolarium opens
[1]The company opens an interactive chocolate museum and visitor center in Flawil.
- 2004
Production consolidation in Flawil is completed
[1]The company's planned relocation from St. Gallen to Flawil is completed.
- 1998
Munz is acquired
[1]Maestrani acquires the Flawil chocolate producer Munz, broadening its brand and product portfolio.
- 1987
Organic chocolate production begins
[1]Maestrani begins producing organic chocolate.
- 1936
Minor brand is established
[1]Minor is introduced and later becomes associated with rectangular praline bars.
- 1923
Financial restructuring is completed
[1]Creditors' trustee Jakob Guyer successfully restructures the troubled company.
Products and positioning
Swiss chocolate manufacturing with an emphasis on tradition, broad everyday confectionery availability, organic and fair-trade offerings, and an experiential visitor-center format.
Chocolate bars
Maestrani chocolate bars
The core Maestrani range includes standard-format chocolate bars, including 100-gram products and varieties associated with Swiss chocolate manufacturing. The range has also served as the principal international identity for products that were previously marketed under other group brands.
Praline bars · 1936
Minor
Minor is the group's long-established praline-bar brand, founded in 1936. Its best-known format is a rectangular chocolate stick or bar with a praline-style center. Minor remains one of the two principal brands in Maestrani's post-2021 brand architecture.
Filled chocolate and confectionery · 1874
Munz
Munz was founded in Flawil in 1874 and became part of Maestrani through the 1998 acquisition. Its historical portfolio included filled chocolate bars, chocolate bananas, mini pralines, caramel products, jelly products, ladybugs, and chocolate mice. Many Munz bars were rebranded under Maestrani in 2021.
Filled chocolate bar
Munz Banana
Munz Banana is a chocolate bar associated with the former Munz portfolio. It combines dark chocolate with a banana-flavored filling and represents the group's filled and novelty confectionery segment.
Organic chocolate · 1987
Organic and fair-trade chocolate
Maestrani produces chocolate positioned around organic and fair-trade credentials. The company began organic chocolate production in 1987 and has maintained membership in IG Bio, linking this range to its broader responsible-production positioning.
Visitor attraction · 2017
Maestrani's Chocolarium
Located at the Flawil factory, Chocolarium is an interactive chocolate museum and visitor center. It explains chocolate production, includes visitor experiences related to manufacturing, and extends Maestrani's consumer relationship beyond packaged confectionery.
Controversies
Criticism of OLMA advertising imagery
An advertisement displayed above the entrance to Hall 7 of the OLMA fair was discussed because its depiction of Black people was considered capable of suggesting the glorification of slavery and exploitation. The available reference does not establish a precise date, formal finding, or subsequent corporate action.
Brand decisions
2025
Acquisition of Chocolat Ammann AGM&ABackground
Maestrani considered acquiring Chocolat Ammann AG, a chocolate company based in Heimberg.
Action taken
The acquisition became effective in August 2025, with production planned to move to Flawil and the Heimberg site to close.
Aftermath
The closure plan affected the entire Heimberg workforce, reported as equivalent to 18.4 full-time positions.
2025
Acquisition of Delafaille and OstrapackM&ABackground
Maestrani pursued expansion beyond Switzerland through a succession arrangement involving a Belgian chocolate manufacturer.
Action taken
The company acquired Delafaille and its subsidiary Ostrapack.
Aftermath
The transaction extended Maestrani's manufacturing and corporate footprint into Belgium.
2022
Cooperation with Farvager and creation of Avelines Chocolats SAM&ABackground
Maestrani entered a cooperation arrangement with the Swiss company Farvager.
Action taken
The parties founded Avelines Chocolats SA.
Aftermath
The arrangement broadened Maestrani's organizational and partnership activities, although the available reference does not provide further operating details.
2021
Two-brand strategy and Munz rebrandingStrategyBackground
Maestrani had used its own name for international sales since 2008, while the Munz and Minor names could be less readily marketed in some foreign-language markets.
Action taken
Munz chocolate bars were moved under the Maestrani name, with Maestrani and Minor becoming the central brands.
Aftermath
The change simplified the group's brand architecture while retaining Minor as a distinct heritage brand.
2004
Consolidation of production in FlawilStrategyBackground
After the Munz acquisition, Maestrani planned to move its production from the historic St. Gallen facilities to Flawil.
Action taken
The company completed the production relocation in 2003 and 2004.
Aftermath
Flawil became the central manufacturing location and later hosted the Chocolarium visitor center.
1998
Acquisition of MunzM&ABackground
Maestrani sought to expand its chocolate portfolio and manufacturing base through the acquisition of the Flawil producer Munz.
Action taken
Maestrani acquired Munz and incorporated its products into the wider group portfolio.
Aftermath
The acquisition contributed to the later consolidation of production in Flawil and gave Maestrani access to Munz-branded filled and novelty chocolates.
Recent events
- 2025
Maestrani agrees to acquire Chocolat Ammann AG[1]
M&A
Maestrani initially announced that it was considering the acquisition of Chocolat Ammann AG of Heimberg; the transaction became effective later in the year.
- 2025
Maestrani acquires Delafaille and Ostrapack[1]
M&A
Maestrani acquired Belgian chocolate manufacturer Delafaille and its subsidiary Ostrapack through a succession arrangement.
- 2022
Maestrani and Farvager establish Avelines Chocolats SA[1]
M&A
Maestrani entered a cooperation agreement with Swiss company Farvager and founded Avelines Chocolats SA.
- 2021
Christoph Birchler becomes chief executive[1]
Leadership change
Christoph Birchler succeeded Markus Vettiger as chief executive at the beginning of 2021.
- 2021
Maestrani adopts a two-brand strategy[1]
Product generation
Munz chocolate bars were rebranded under Maestrani, leaving Maestrani and Minor as the central brands in the company's Swiss-facing portfolio.
- 2004
Production relocates from St. Gallen to Flawil[1]
Other
Following the Munz acquisition, Maestrani completed the planned consolidation of production in Flawil after relocating operations from St. Gallen.
- 1998
Maestrani acquires Munz[1]
M&A
The company acquired the Flawil chocolate producer Munz, adding a second major brand and expanding its product portfolio.
- 1987
Maestrani begins organic chocolate production[1]
Product launch
Maestrani began producing organic chocolate, an initiative later associated with the company's environmental and responsible-production positioning.
Sources1 sources
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