Bonhams & Butterfields

Bonhams & Butterfields was the name used for a historic American auction house whose origins date to Butterfield & Butterfield, founded in San Francisco in 1865 by William Butterfield. The business emerged during the economic expansion associated with the California Gold Rush. Butterfield initially auctioned goods arriving by ship in San Francisco Bay, serving merchants, estates, collectors, and other participants in the rapidly developing West Coast economy. Over time, the firm broadened from general merchandise auctions into a specialist house handling art, antiques, jewelry, decorative arts, Western Americana, estate property, and historically significant California material. The company developed a multigenerational identity. William Butterfield's son Fred joined the business after his father's death, and his grandson Reeder Butterfield later contributed to its expansion. The firm became associated with the sale of prominent California estates and collections, including furnishings, artworks, Gold Rush-related objects, and other material reflecting the cultural history of the American West. Its specialist departments helped establish the business as an important participant in San Francisco's art and antiques market rather than solely a general-purpose auctioneer. In 1970, businessman and art collector Bernard Osher acquired Butterfield & Butterfield. Under Osher's ownership, the company strengthened its departmental structure and specialist expertise. It expanded its geographic presence with a Los Angeles saleroom opened in 1988, giving the house a stronger position in Southern California as well as its established San Francisco base. During the late 1990s, it also adopted auction technology that enabled online bidding and real-time remote participation, reflecting the broader transition of the auction industry toward digital access. The business was purchased by eBay in 1999 for approximately $260 million. The acquisition connected Butterfield's established specialists, appraisal capabilities, and physical auction operations with eBay's online marketplace. The combination proved difficult to integrate operationally, in part because high-value specialist auctions and mass online commerce required different business models and customer experiences. In 2002, eBay sold the company to the British auctioneer Bonhams. Bonhams incorporated the American operation into its international network, and it operated for approximately a decade under the name Bonhams & Butterfields. The Bonhams & Butterfields name represented Bonhams' expansion of its American West Coast presence while retaining the local reputation and specialist heritage of Butterfield & Butterfield. The operation ultimately adopted the Bonhams name alone. The historical entity is therefore best understood as a predecessor and American operating identity within the development of modern Bonhams, rather than as a continuing standalone brand. Its legacy includes the professionalization of specialist auction departments on the West Coast, the handling of notable estates and collections, and the transition from traditional saleroom auctions toward digitally enabled participation.

Butterfield & Butterfield began in San Francisco in 1865, when William Butterfield established an auction business serving the commercial activity generated by the California Gold Rush. One of its early functions was selling goods brought into the city by ships arriving through San Francisco Bay. As the region's economy and population grew, the firm developed from a general auctioneer into a recognized house for estates, consignments, antiques, art, and historically important objects associated with California and the American West. The enterprise remained connected to the Butterfield family across successive generations. William Butterfield's son Fred joined the firm after his father's death, while his grandson Reeder Butterfield later helped with expansion. The house built a reputation for handling substantial California estates and collections. Its offerings eventually included fine art, jewelry, decorative arts, Western Americana, estate furnishings, and Gold Rush-era artifacts. This specialist organization allowed the company to serve collectors and institutions as well as private consignors. Bernard Osher acquired Butterfield & Butterfield in 1970. His ownership period brought additional development of the firm's specialist departments and market reach. The company opened a Los Angeles saleroom in 1988, complementing its San Francisco operations and strengthening its position across the West Coast. In the late 1990s, the business also introduced online bidding and real-time remote participation, allowing clients to engage with physical auctions through emerging internet technologies. In 1999, eBay bought Butterfield & Butterfield from Osher for approximately $260 million. The transaction reflected the growing interest in combining established auction expertise with internet distribution. The integration was not straightforward: specialist, high-value auctions depended on expert cataloguing, physical inspection, salerooms, and relationship-based consignments, while eBay was primarily designed around a broad online marketplace. In 2002, eBay sold the business to Bonhams, the London auctioneer. Bonhams incorporated the American company into its wider network and used the name Bonhams & Butterfields for roughly ten years. This arrangement preserved the West Coast operation's local expertise while connecting it with Bonhams' international auction platform. The business later traded simply as Bonhams, ending the Bonhams & Butterfields identity as a standalone operating name. Its historical importance lies in its long contribution to San Francisco and California collecting markets, its multigenerational specialist tradition, and its role in the transition from conventional auction rooms to digitally assisted sales.

• 2002

  Bonhams acquisition and rebranding

  [1]Bonhams & Butterfieldsen.wikipedia.org

  Bonhams purchases the business from eBay and operates it for a period under the Bonhams & Butterfields name.

• 1999

  eBay acquisition

  [1]Bonhams & Butterfieldsen.wikipedia.org

  eBay acquires Butterfield & Butterfield for approximately $260 million.

• 1988

  Los Angeles saleroom opens

  [1]Bonhams & Butterfieldsen.wikipedia.org

  The company expands its West Coast presence by opening a saleroom in Los Angeles.

• 1970

  Bernard Osher acquires the auction house

  [1]Bonhams & Butterfieldsen.wikipedia.org

  Businessman and art collector Bernard Osher purchases Butterfield & Butterfield and oversees its further development as a specialist auction house.

• 1865

  Butterfield & Butterfield is founded in San Francisco

  [1]Bonhams & Butterfieldsen.wikipedia.org

  William Butterfield establishes the auction house to sell goods arriving by ship and serve the commercial economy of Gold Rush-era San Francisco.

A specialist auction house combining San Francisco and West Coast collecting expertise with the international network and brand infrastructure of Bonhams.

• Auction services

  Specialist art auctions

  The auction house handled specialist sales of fine art and related collecting categories. Its expertise was rooted in the California and West Coast market, while its later relationship with Bonhams connected those services to a broader international auction network. Sales could involve individual consignments, estates, and assembled collections.

• Auction services

  Jewelry and decorative-arts auctions

  Jewelry, decorative arts, furnishings, and other luxury or collectible objects formed part of the company's specialist offering. These sales relied on appraisal, cataloguing, authentication, and competitive bidding through physical salerooms and, later, remote digital participation.

• Auction services

  Western Americana and Gold Rush material

  The firm's San Francisco history gave it particular relevance in Western Americana, California history, and Gold Rush-related material. It sold distinctive artifacts, estate property, and other objects connected with the development and collecting culture of the American West.

• Consignment and auction services

  Estate and collection sales

  Butterfield & Butterfield became known for auctions of major California estates and private collections. The service involved evaluating consignments, organizing objects into specialist categories, producing sale catalogues, and conducting auctions for heirs, collectors, and other consignors.

• Digital auction services

  Online and remote bidding

  During the late 1990s, the business adopted online bidding and real-time remote participation. These capabilities extended access beyond the physical saleroom and anticipated the digital systems that became standard in the international auction industry.

• 2002

  Integrate the business into BonhamsM&A

  Background

  After eBay's ownership period, the American auction house was sold to London-based Bonhams.

  Action taken

  Bonhams acquired the business and operated it for approximately a decade as Bonhams & Butterfields.

  Aftermath

  The operation was eventually identified simply as Bonhams, making Bonhams & Butterfields a historical operating name within the Bonhams organization.

  Source

• 1999

  Sell the auction house to eBayM&A

  Background

  The transaction took place as internet commerce companies sought established auction expertise and as traditional auction houses explored digital distribution.

  Action taken

  eBay acquired Butterfield & Butterfield from Bernard Osher for approximately $260 million.

  Aftermath

  The combination of eBay's broad online marketplace and the specialist physical-auction model proved challenging to operate, and eBay sold the business to Bonhams in 2002.

  Acquisition price. $260 million (1999)

  Source

• 2002

  Bonhams purchases Butterfield & Butterfield from eBay[1]Bonhams & Butterfieldsen.wikipedia.org

  M&A

  London-based auctioneer Bonhams acquired the American business from eBay and operated it for a period under the Bonhams & Butterfields name.

• 1999

  eBay acquires Butterfield & Butterfield[1]Bonhams & Butterfieldsen.wikipedia.org

  M&A

  eBay acquired the established American auction house from Bernard Osher for approximately $260 million, linking its specialist auction and appraisal operations with eBay's online marketplace.

1. 1Bonhams & Butterfieldsen.wikipedia.org