Argonaut Fine Art Ltd is a private dealership based in New York City specializing in Impressionist and Modern Art together with exceptional works from the Old Masters through to today. Built on more than 25 years of experience and an international network of personal relationships, Argonaut assists collectors, professionals and institutions in acquiring and selling works of art privately, in the commercial market and at auction. Argonaut also acts as a broker, representing clients’ interests whether buyer or seller transparently and with candor. Across all these activities, Argonaut combines the highest standards of discretion, due diligence and research with a fundamental commitment to connoisseurship.

Argonaut also offers the full spectrum of fine art consulting services, advising on practical collection management; collection strategy, development and deaccession; conservation and presentation; and art historical and market analysis, all underpinned by rigorous scholarship and access to key stakeholders across the international commercial and academic art world.

William O’Reilly founded Argonaut Fine Art to provide confidential, independent and robust advocacy for international collectors and institutions. In an art market increasingly prey to short-term cycles driven by external economic, cultural, and technological stimuli, Argonaut was established to look beyond passing trends and to provide a perspective informed by experience, quality and integrity.