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S73

A diversified commerce and technology company

Wholesale purchasing and marketplace retail, built around the brand.

S73 buys inventory directly from brands and suppliers and manages its sale across approved online marketplaces, from listings and pricing to inventory, orders, and returns.

Commerce · Technology · Production · Distribution · Advisory

Who We Are

A diversified American commerce and technology company.

S73 operates six business areas under one roof, from books and marketplace commerce to software, custom production, and advisory work. Each one runs to the same standard.

Wholesale purchasing and marketplace retail are the commercial engine. S73 opens direct accounts with brands and suppliers, takes inventory ownership, and runs the retail operation across approved channels.

S73 is the public brand of 1973 SIRIUS LLC, a New York company.

About the company
Our Businesses

What we operate.

01

Books & Media

Sourcing, cataloging, and online resale of books and media across U.S. marketplaces.

02

Software & Technology

Business systems and workflow automation, built in house to run S73's operations.

Brand Partnerships

Built for long term brand partnerships.

S73 purchases inventory, operates marketplace channels the brand approves, and manages listings, pricing, and replenishment so brand presentation stays protected. The brand defines the relationship; we execute within it.

  • Authorized Retail

    Retail relationships agreed with the brand, operated within your guidelines and channel strategy.

  • Wholesale Purchasing

    Direct wholesale accounts with dependable purchasing and reorders planned against real demand.

  • Marketplace Expansion

    Careful expansion of brand presence across major U.S. marketplaces, at the pace the brand approves.

  • Brand Protection

    Pricing conduct and listing integrity that protect brand equity.

  • Inventory Management

    Planned buying, steady stock levels, and orderly inventory turnover.

  • Data & Reporting

    Clear reporting on sales, channels, and performance.

Across Our Operations

  • Penguin Random House
  • Amazon
  • Helium 10
  • HarperCollins
  • Walmart
  • uShip
  • Simon & Schuster
  • eBay
  • Keepa
  • Hachette Book Group
  • Alibris
  • FreightCenter
  • Macmillan
  • AbeBooks
  • Freightquote
  • Scholastic
  • Wiley