Precious metals dealer
in Switzerland

660 companies in Precious metals dealer in the Swiss commercial register, indexed across 21 canton and 19 town pages.

Companies

50 of 660 companies

ESG Edelmetall-Service GmbH Logo

ESG Edelmetall-Service GmbH

Schänis · Since 2005 · 1–10 empl.5.0(65)

ESG Edelmetall-Service GmbH operates in precious-metal purchasing and recycling. It buys gold, silver, platinum and palladium, as well as jewellery, dental gold and industrial materials containing precious metals, and recovers metals from these materials.

RecyclingPrecious Metal BuyingPrecious Metal SalesPrecious Metal Recycling
ranQ Trust Score 4.7 out of 5.0, rated Excellent, Rank #1
Stargold Trading GmbH Logo

Stargold Trading GmbH

Zurich · Since 1996 · 11–20 empl.4.9(355)

Stargold Trading GmbH trades in luxury watches and jewellery, including pre-owned branded watches and gold jewellery. Its services include buying and selling watches and gold, as well as repairs, maintenance and valuations.

Precious metals dealerPre-Owned WatchesPre-Owned JewelleryPurchase of watches and gold
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #2
SwissGoldShop AG Logo

SwissGoldShop AG

Uznach · Since 2009 · 1–10 empl.4.9(368)

SwissGoldShop AG trades in precious metals, offering gold, silver and platinum bars and coins for purchase and sale. Its services also include buying scrap gold, advising private and business clients on precious-metal investments, and arranging storage options for customers.

Online shopOnline and in-store precious metal salesPurchase of precious metalsPersonal consultation on precious metal investments
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #3
Geiger Edelmetalle AG Logo

Geiger Edelmetalle AG

St. Margrethen Sg · Since 2009 · 11–20 empl.4.7(186)

Geiger Edelmetalle AG trades in precious metals and offers gold, silver, platinum and palladium bars, as well as investment and collectors’ coins. Its services also include buying precious metals and providing safe-deposit boxes and bonded-warehouse storage.

Precious metals dealerPrecious metal tradingBuy-back of precious metalsSafe-deposit boxes
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #4
NUMISMATICA GENEVENSIS SA Logo

NUMISMATICA GENEVENSIS SA

Geneva · Since 2001 · 11–20 empl.5.0(19)

NUMISMATICA GENEVENSIS SA is a numismatic company that appraises coins and medals and advises clients on buying and selling coins. It organizes auctions of ancient, medieval and modern coins and offers numismatic objects through its e-shop.

Auction houseCoin auctionsAdvice for buying and selling coinsExpertise and appraisal of coins and medals
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #5
Mondial Change SA Logo

Mondial Change SA

Lugano · Since 2007 · 11–20 empl.4.6(227)

Mondial Change SA offers in-person and online exchange of Swiss francs, euros and other major currencies. It also buys used gold and sells investment gold bars and coins.

Financial servicesOnline currency exchangeCurrency exchange officesPurchase of used gold
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #6
Numis AG Logo

Numis AG

Lucerne · Since 1994 · 1–10 empl.4.8(68)

Numis AG trades in coins and collectibles, with a focus on buying and selling gold and silver coins. Its range also includes circulation coins, Goldvreneli, medals, numismatic letters and coffee-cream-sleeve lids.

Precious metals dealerCoin tradingGold coinsCoin sets
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #7
Golden Cash Sàrl Logo

Golden Cash Sàrl

Geneva · Since 2011 · 11–20 empl.4.7(117)

Golden Cash Sàrl buys gold jewellery, silverware and silver jewellery. It assesses items on site based on their composition and weight, then pays the agreed purchase price by bank transfer.

Precious metals dealerGold buybackBuyback of silverware and silver jewelleryOnline gold valuation
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #8
Valorum Sàrl Logo

Valorum Sàrl

Lausanne · Since 2014 · 1–10 empl.4.8(106)

Valorum Sàrl deals in and appraises precious metals, coins, jewellery, watches and other valuables. Its services include buying and selling, auctions, pawn loans, valuations and expert assessments.

Loan providerAuctions for Jewellery, Watches and Luxury AccessoriesPurchase of Jewellery and Precious MetalsPurchase of Watches
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #9
Isler Handels AG Logo

Isler Handels AG

Zurich · Since 1985 · 1–10 empl.4.9(134)

Isler Handels AG trades in and purchases gold, scrap gold, silver and jewellery. Its services include jewellery and inheritance valuations, gemstone and diamond assessments, and the sale of selected second-hand jewellery.

Precious metals dealerPurchase of goldPurchase of jewelleryPurchase of silver
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #10
GOLD Business Time Sàrl, succursale d'Etoy Logo

GOLD Business Time Sàrl, succursale d'Etoy

Etoy · Since 2017 · 1–10 empl.4.8(66)

GOLD Business Time Sàrl, succursale d'Etoy is a branch of a business that buys, sells and appraises precious metals and valuable items. Its services include the purchase of gold, silver, tin, diamonds, jewellery and watches.

Precious metals dealerGold purchaseSilver purchaseTin purchase
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #11
BNC Change (Suisse) AG Logo

BNC Change (Suisse) AG

Zug · Since 1999 · 11–20 empl.4.7(15)

BNC Change (Suisse) AG provides foreign-currency exchange and the purchase and sale of gold. It advises private and business customers on currency exchange and gold products.

Financial servicesCurrency exchangeBuying and selling goldMoney transfer
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #12
Pro Aurum Schweiz AG Logo

Pro Aurum Schweiz AG

Kilchberg Zh · Since 2007 · 1–10 empl.4.7(50)

Pro Aurum Schweiz AG trades in physical precious metals and coins, including gold, silver, platinum and palladium. Its services also include advice, the purchase and sale of historical coins, and precious-metal storage in safe-deposit boxes, depots and customs-free warehouses.

Precious metals dealerPurchase & sale of precious metalsStorage of precious metalsOn-site consultation
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #13
Chaponnière & Firmenich SA Logo

Chaponnière & Firmenich SA

Geneva · Since 2010 · 1–10 empl.4.6(37)

Chaponnière & Firmenich SA deals in collectible and investment coins, medals, banknotes, precious metals and gemstones. The company appraises coins and collections and organizes public and online auctions; it also buys and sells jewellery and silverware.

Auction houseNumismaticsCoin auctionsInvestment precious metals
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #14
GOLD Business Time Sàrl, succursale de Genève 2 Logo

GOLD Business Time Sàrl, succursale de Genève 2

Geneva · Since 2011 · 1–10 empl.4.6(91)

GOLD Business Time Sàrl, succursale de Genève 2 operates a retail outlet for buying and selling gold and other precious metals. It also offers valuations of jewellery, coins, bullion, silver, platinum, diamonds and luxury watches.

Precious metals dealerGold purchaseSilver purchasePlatinum purchase
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #15
SINCONA TRADING AG Logo

SINCONA TRADING AG

Zurich · Since 2013 · 1–10 empl.4.8(28)

SINCONA TRADING AG trades physical gold, silver, platinum and palladium coins and bars. It also provides bank-independent safe-deposit boxes for storing valuables and loans secured by precious metals and numismatic holdings.

Loan providerPrecious MetalsSafety Deposit BoxesNumismatics
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #16
BB WERTMETALL AG Logo

BB WERTMETALL AG

Lenzburg · Since 2015 · 11–20 empl.4.9(42)

BB WERTMETALL AG trades in precious metals and offers silver and gold granules, as well as silver and gold medals. Its services include precious-metal deposit accounts, storage and transfers.

Precious metals dealerSilver Granulate Depot (S-Deposito)Gold Granulate Depot (G-Deposito)Silver and Gold Medals (Haggai-Wertkauf)
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #17
GOLD Business Time Sàrl, succursale de Fribourg Logo

GOLD Business Time Sàrl, succursale de Fribourg

Fribourg · Since 2018 · 1–10 empl.4.8(55)

GOLD Business Time Sàrl, succursale de Fribourg buys and appraises gold, silver, tin, diamonds and jewellery. The branch also buys pre-owned luxury watches and sells precious metals and valuables.

Precious metals dealerGold purchaseSilver purchaseTin purchase
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #18
Degussa Sonne/Mond Goldhandel AG Logo

Degussa Sonne/Mond Goldhandel AG

Baar · Since 2010 · 51–100 empl.4.1(112)

Degussa Sonne/Mond Goldhandel AG trades in precious metals and offers gold, silver and platinum bars and coins for purchase. Its services also include buying precious metals and jewellery, as well as secure storage options.

Precious metals dealerGold barsGold coinsSilver bars
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #19
Münzen Borchert Logo

Münzen Borchert

Sursee · Since 2005 · 1–10 empl.4.9(50)

Münzen Borchert trades in coins and precious metals, purchasing gold and silver coins, jewellery, bars and medals. It also conducts numismatic auctions through a specialist online auction platform.

Auction houseGold purchaseSilver purchaseCoin purchase
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #20
Degussa Holding AG Logo

Degussa Holding AG

Baar · Since 2010 · 51–100 empl.4.1(112)

Precious metals dealerGold tradingSilver tradingPlatinum metal trading
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #21
GOLD Business Time Sàrl, succursale de Bulle Logo

GOLD Business Time Sàrl, succursale de Bulle

Bulle · Since 2013 · 1–10 empl.4.7(39)

GOLD Business Time Sàrl, succursale de Bulle buys gold, silver, tin, diamonds and pre-owned jewellery, and offers free appraisals. The branch also buys and sells gold and pays for purchases immediately in cash.

Precious metals dealerGold purchaseSilver purchaseDiamond purchase
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #22
General Moneytrading - GMT SA Logo

General Moneytrading - GMT SA

Geneva · Since 1997 · 1–10 empl.4.8(40)

General Moneytrading - GMT SA is a financial intermediary operating currency exchange offices. It offers foreign currency exchange, international money transfers through MoneyGram, and the purchase and sale of precious metals and cryptocurrencies.

BlockchainCurrency exchangeBuying and selling goldInternational money transfer
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #23
Schmuckmarkt Isler Zürich Logo

Schmuckmarkt Isler Zürich

Zurich · Since 1998 · 1–10 empl.4.9(134)

Schmuckmarkt Isler Zürich buys gold, jewellery and silver and carries out appraisals and purchases of estates. The business provides gemstone identification (FGG/EG), publishes daily gold rates and offers selected second‑hand jewellery for sale.

Precious metals dealerGold buyingJewellery buyingSilver buying
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #24
Preziosi Point Sagl Logo

Preziosi Point Sagl

Lugano · Since 2007 · 1–10 empl.4.8(28)

Preziosi Point Sagl deals in jewellery, watches and works of art. It buys and sells new and second-hand jewellery, watches and collectibles, and provides repairs, made-to-measure jewellery, valuations and gemmological appraisals.

GoldsmithBuying Used Jewellery & WatchesJewellery ConsignmentMade-to-Measure Gold Objects
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #25
Edle Metalle AG Logo

Edle Metalle AG

Wettingen · Since 2010 · 11–20 empl.4.9(21)

Edle Metalle AG trades in precious metals and offers investment bars, bullion coins and numismatic products. It advises clients on building and liquidating physical precious-metal holdings and sells its products online and through its retail shop.

Online shopTrading in precious metalsBuying precious metalsGold bars
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #26
Münzen Seifert GmbH Logo

Münzen Seifert GmbH

Lucerne · Since 2019 · 1–10 empl.5.0(65)

Münzen Seifert GmbH offers coins, gold and silver.

Precious metals dealerCoin dealingGold and silver trading
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #27
Bijouxor Sàrl Logo

Bijouxor Sàrl

Clarens · Since 2021 · 1–10 empl.4.9(58)

Bijouxor Sàrl buys gold jewellery and other gold items, as well as silverware, and recycles gold jewellery for melting. The precious metals are used to manufacture jewellery and other products.

RecyclingGold purchaseSilver purchaseGold coin purchase
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #28
Mel'Or Goldhaus GmbH Logo

Mel'Or Goldhaus GmbH

Schaffhausen · Since 2021 · 1–10 empl.5.0(323)

Mel'Or Goldhaus GmbH buys gold jewellery, scrap gold, dental gold and branded watches. Items are assessed, and payment is made directly in cash when a sale is agreed.

Precious metals dealerGold purchaseWatch purchase
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #29
Valcambi SA Logo

Valcambi SA

Balerna · Since 1961 · 11–20 empl.4.6(29)

Valcambi SA processes and refines precious metals and provides services including assaying, manufacturing and storage. Its products include bars, coins, medals, jewellery and semi-finished components for the watch industry.

Metal processorGold BarsSilver BarsPlatinum Bars
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #30
RAEE.CH SA Logo

RAEE.CH SA

Pregassona · Since 2011 · 1–10 empl.4.9(28)

RAEE.CH SA operates in foreign-exchange services, credit intermediation and precious-metals trading. Its activities include running currency-exchange offices and buying scrap gold.

Financial servicesCurrency exchangeWe buy goldMini loans
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #31
Schuh- und Schlüsselservice Voltacenter Yagimli Logo

Schuh- und Schlüsselservice Voltacenter Yagimli

Basel · Since 2020 · 1–10 empl.4.9(29)

Schuh- und Schlüsselservice Voltacenter Yagimli offers services for shoe repairs, key duplication and related services, as well as watch servicing and the purchase of gold and branded watches. Listed services include watch repairs, battery and strap replacement, stamp production and engravings, and duplication of safe and car keys.

Repair shopShoe RepairKey Service
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #32
Metalor Technologies SA Logo

Metalor Technologies SA

Marin-Epagnier · Since 2000 · 101–500 empl.4.2(62)

Metalor Technologies SA is an international precious metals company active in refining, advanced coatings and electrotechnics. Its services and products include precious metal evaluation and refining, bullion products, and materials and components for industrial applications.

Chemicals manufacturerPrecious metal refining and recoveryPrecious metal bars and investment productsBullionProtect®
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #33
Goldzentrale GmbH Logo

Goldzentrale GmbH

Zurich · Since 2009 · 1–10 empl.4.6(205)

Goldzentrale GmbH operates Luxusbörse Zürich, trading in pre-owned luxury watches, jewellery, accessories and bags, as well as precious metals and gemstones. Its services include buying gold and jewellery and appraising watches, jewellery and antiques.

Precious metals dealerGold buyingBuying and selling luxury watchesBuying and selling jewellery
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #34
NCG Genève SA Logo

NCG Genève SA

Geneva · Since 2007 · 1–10 empl.4.5(49)

NCG Genève SA trades in precious metals and investment and numismatic coins, offering buying and selling services. It also provides numismatic expertise and precious-metal testing.

Precious metals dealerBuying and selling investment coinsBuying and selling numismatic coinsBuying and selling precious metals
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #35
Valorum Art Collection Sàrl Logo

Valorum Art Collection Sàrl

Geneva · Since 2021 · 1–10 empl.4.8(106)

Valorum Art Collection Sàrl provides valuation, advice, trading and brokerage services for artworks and valuable objects. Its activities include assessing and selling precious metals, jewellery, watches, coins and collectibles, organising auctions, and offering pawnbroking services.

Art dealerPurchase and sale of gold, jewellery and watchesPurchase of silverwarePawn lending
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #36
Nova Marketing SA Logo

Nova Marketing SA

Chiasso · Since 1993 · 1–10 empl.4.9(20)

Nova Marketing SA sells ancient and modern coins, medals, and investment gold and silver. Its services also include numismatic advice, valuations, private collection management, and sourcing specific pieces.

Precious metals dealerAncient CoinsModern Collectible CoinsGold and Silver Bullion Coins
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #37
GOLD Business Time Sàrl, succursale d'Yverdon-les-Bains Logo

GOLD Business Time Sàrl, succursale d'Yverdon-les-Bains

Yverdon-Les-Bains · Since 2015 · 1–10 empl.4.5(84)

GOLD Business Time Sàrl, succursale d'Yverdon-les-Bains operates a shop that buys and sells gold and other valuables. Its services include the appraisal of jewellery, silver, tin, diamonds and watches.

Precious metals dealerGold purchaseSilver purchaseTin purchase
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #38
BNC Change (Suisse) SA, succursale de Perly Logo

BNC Change (Suisse) SA, succursale de Perly

Perly · Since 2007 · 1–10 empl.4.7(15)

BNC Change (Suisse) SA, succursale de Perly provides foreign currency exchange and the purchase and sale of gold. It serves private and business customers, including companies converting currency receipts into Swiss francs.

Financial servicesCurrency exchangeBuying and selling gold
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #39
BNC Change (Suisse) SA, succursale de Thônex Logo

BNC Change (Suisse) SA, succursale de Thônex

Thônex · Since 2009 · 1–10 empl.4.7(15)

BNC Change (Suisse) SA, succursale de Thônex operates a currency exchange business and offers the purchase and sale of gold. It serves private and business customers with currency exchange services.

Financial servicesCurrency exchangeBuying and selling goldMoney transfer to France
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #40
BNC Change (Suisse) AG, succursale de Grand-Saconnex Logo

BNC Change (Suisse) AG, succursale de Grand-Saconnex

Le Grand-Saconnex · Since 2011 · 1–10 empl.4.7(15)

BNC Change (Suisse) AG, succursale de Grand-Saconnex is a currency exchange office offering the purchase and sale of foreign currencies. Its services also include buying and selling gold and providing advice on currency exchange.

Financial servicesCurrency exchangeBuying and selling goldMoney transfer to France
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #41
L.U Ben-Slimane Bens Shop SNC Logo

L.U Ben-Slimane Bens Shop SNC

Perly · Since 2018 · 11–20 empl.4.6(30)

L.U Ben-Slimane Bens Shop SNC operates a petrol station and shop. Its offerings include fuel, groceries, snacks, drinks and tobacco products, as well as currency exchange services.

Petrol stationCurrency exchangeFuelPrecious metals
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #42
GFI Switzerland SA Logo

GFI Switzerland SA

Geneva · Since 2022 · 1–10 empl.5.0(27)

GFI Switzerland SA trades in investment gold and precious metals, offering the purchase and sale of coins and bars. Customers can also store physical gold through GFI SAFE.

Precious metals dealerGold tradingGold investment productsSale of gold
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #43
Münzenhandlung Erwin Dietrich AG Logo

Münzenhandlung Erwin Dietrich AG

Zurich · Since 1984 · 1–10 empl.4.3(236)

Münzenhandlung Erwin Dietrich AG buys and sells coins, precious metals, medals, banknotes and jewellery. The company also provides valuations and appraisals for collections and inheritances.

Auction houseCoinsBanknotesMedals
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #44
Dubai Gold Nahid Mahdi Salih Logo

Dubai Gold Nahid Mahdi Salih

Basel · Since 2017 · 1–10 empl.4.7(105)

Dubai Gold Nahid Mahdi Salih is a jewellery business that buys gold and jewellery and sells gold jewellery and wedding rings. It also makes, repairs and alters jewellery, and buys diamonds, gemstones and luxury watches.

GoldsmithGold buybackJewellery buybackGoldsmithing
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #45
Lienhard Fine Jewellery AG Logo

Lienhard Fine Jewellery AG

Wettingen · Since 2020 · 1–10 empl.4.9(50)

Lienhard Fine Jewellery AG deals in jewellery, watches, precious metals and numismatic items. The company buys, sells and appraises gold, silver, platinum, palladium, coins and collections, and also offers jewellery repairs and watch battery replacement.

Precious metals dealerJewellery retailBuying precious metals and jewelleryNumismatics
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #46
Galerie Inauen AG Logo

Galerie Inauen AG

Zurich · Since 1979 · 11–20 empl.4.2(154)

Galerie Inauen AG buys gold and silver, coins, jewellery and luxury watches, and appraises estates and collections. The company also deals in art and antiques.

Art dealerGold purchaseJewellery purchaseCoin purchase
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #47
GOLD Business Time Sàrl, succursale de Sierre Logo

GOLD Business Time Sàrl, succursale de Sierre

Sierre · Since 2013 · 1–10 empl.4.7(22)

GOLD Business Time Sàrl, succursale de Sierre buys and sells gold, silver, tin, diamonds and second-hand jewellery. The shop offers free valuations and immediate cash payment for items it purchases.

Precious metals dealerGold buyingGold salesSilver buying
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #48
BNC Change (Suisse) AG, succursale d'Anières Logo

BNC Change (Suisse) AG, succursale d'Anières

Anières · Since 2015 · 1–10 empl.4.7(15)

BNC Change (Suisse) AG, succursale d'Anières is a currency exchange office offering foreign currency exchange. Its services also include buying and selling gold and currency conversion for private and business customers.

Financial servicesCurrency exchangeBuying and selling goldMoney transfer
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #49
Bijouterie & Beauty Rhyhof - Özdemir Logo

Bijouterie & Beauty Rhyhof - Özdemir

Frauenfeld · Since 2021 · 1–10 empl.4.8(154)

Bijouterie & Beauty Rhyhof - Özdemir trades in jewellery and precious metals, including purchasing scrap gold, dental gold, coins and silver. It also sells jewellery and watches and offers repairs, engraving, battery replacement and other services.

Precious metals dealerJewelleryBuying goldPurchase and sale of precious metals
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #50

The industry in figures

660CompaniesCommercial register (Zefix) · as of November 15, 2026
0.1 %of SwitzerlandCommercial register (Zefix) · as of November 15, 2026
21CantonsCommercial register (Zefix) · as of November 15, 2026
2019Median year of registrationCommercial register (Zefix) · as of November 15, 2026
Locations

Geographic distribution

Colour intensity by number of companies per canton.