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Solo History


On May 4, 2012 Solo Cup Company was acquired by Dart Container Corporation and is now a part of the Dart Container organization.


Solo celebrated its 75th anniversary in 2011. Started on the south side of Chicago during the Great Depression, Solo is now a $1.6 billion global company with facilities in Europe and The Americas.

Solo renews its partnership with Keep America Beautiful® (KAB) to be a national sponsor of the Great American Cleanup™ for the third year in a row.


Solo acquires InnoWare Plastic, Inc., a manufacturer of a full line of specialty and custom-embossed take-out containers, and rebrands the line Creative Carryouts®. The acquisition enhances Solo's existing take-out offerings, enabling Solo to bring greater value to its customers. Solo now has take-out packages available in polystyrene, PET and polypropylene in addition to its paper take-out products. In addition, Creative Carryouts products made from compostable polylactic acid (PLA) will enhance Solo’s Bare® by Solo® line of environmentally focused products which already includes recycled PET and compostable sugarcane containers.

Solo wins the Keep Chicago Beautiful Sustainability Education Vision Award for its sustainability curriculum titled "The Sustainability Balancing Act, Understanding the Trade-Offs."

Solo wins the Keep America Beautiful 2010 Corporate Leadership Award for its overall efforts to reduce the environmental impact of its operations and products, to educate the public and its customers about options in foodservice products, and to involve hundreds of Solo employees in local cleanup and beautification efforts.

Solo Cup Company partners with the Chicago Cubs to introduce the "Real Fans Recycle" program at Wrigley Field. Fans can now recycle all of their plastic cups in specially marked bins throughout the historic park. In its first season, the Chicago Cubs and its fans divert approximately 165,000 pounds of cardboard and plastic material out of the waste stream and back into the market in a recycled form.

Foodservice distributor Ben E. Keith names Solo its Nonfood Vendor of the Year.

Solo renews its partnership with Keep America Beautiful® (KAB) to be a national sponsor of the Great American Cleanup™ for a second year.


Solo expands its Bare® by Solo® line of eco-forward® products with the addition of compostable plates, bowls and takeout containers made with renewable sugarcane; deli containers made with 20% recycled plastic; compostable paper plates and bowls; a bio-based plastic cup; a compostable paper cold cup; and a compostable PLA-lined paper hot cup made from 100% renewable resources.

Solo partners with Keep America Beautiful® (KAB), the nation's largest community improvement organization, and becomes a national sponsor of KAB's Great American Cleanup™.

Solo forms the Solo Sustainability Action Network, engaging more than 300 employees in recycling education and community greening.

Solo introduces Solo Squared®, a first-of-its-kind Squared® cup. In addition to the classic red party cup's new innovative shape, Solo Squared® has four ergonomic grips, ensuring a more comfortable and reliable hold.

Solo launches the new Reveal® line of polypropylene cups designed to help convenience stores, quick serve restaurants and other foodservice establishments decrease waste and increase efficiency.


Solo introduces Bare® by Solo®, the foodservice industry’s first packaging brand with a broad environmental platform. Bare stands for Bringing Alternative Resources for the Environment, and is the industry’s first full line of eco-forward® products for restaurants and consumers made using recycled, recyclable, compostable or renewable materials.


Robert M. Korzenski is appointed President and Chief Operating Officer in April and Chief Executive Officer in August, succeeding Robert L. Hulseman. Mr. Hulseman continues as Chairman Emeritus.

Solo and Cereplast, Inc. announce the successful development of compostable extrusion-coated paperboard made with corn-based Cereplast resins that Solo can manufacture into cups.


Solo Cup Company debuts on the Fortune 1000 at number 729.

The Traveler Lid is recognized for its form and function by the Museum of Modern Art and named to the museum's permanent collection.


Solo Cup Company acquires SF Holdings, including the Sweetheart brand.

Solo introduces SoloGrips®, the first line of tableware ergonomically designed for fewer spills and less mess.

Solo works with Starbucks and its suppliers to develop the first-ever FDA approved paper hot cups made with 10% post-consumer recycled fiber.


Solo Cup Company establishes Solo Cup Europe.


Solo introduces a new line of plastic cups using PETE resin, a superior product due to its clarity, appearance and durability.


Robert L. Hulseman succeeds his father and becomes CEO.


Solo introduces its signature red plastic cup.


Solo introduces the Cozy® Cup and the reusable Cozy Cup holder


Solo introduces 2-piece wax-lined cold cups for serving cold drinks at drive-in theaters throughout the country.


The Paper Container Manufacturing Company manufactures a paper cone cup known as the Solo Cup, for which the company is renamed.


Leo J. Hulseman establishes the Paper Container Manufacturing Company in Chicago, Illinois.