For a circular future

We help businesses solve complex material challenges for a world without waste

Contact Us
Contact Us

The Closed Loop Center is an innovation firm that helps businesses solve their most pressing material challenges. We’re built on the principle that a world without waste is not only an environmental necessity, it’s a path to profitable growth.

Our Impact

9.5M+

potential single-use bags eliminated across 2 tested markets  

220K+

cups returned for reuse

23K

units of compostable packaging tested in field

1000+

innovations evaluated to solve material challenges

Our Work

SELECT CLIENTS

Our Services

Going beyond the work of consultancies and think tanks, we roll up our sleeves with business leaders to research commercial opportunities, design circular solutions and build cutting-edge initiatives in market.

Learn More
Learn More

Research

We research commercial opportunities to recover, recycle and reuse more materials

Design

We design solutions to meet environmental, operational and financial goals

Build

We build initiatives in market to test, prove and improve new approaches

Our Focus Areas

We work across four interconnected focus areas

Reuse Systems

Solutions to keep products and packaging in use again and again

Learn More
Learn More

Material Innovation

Developments in product and material design to deliver more value with less waste

Learn More
Learn More

Recycling Improvement

Innovation to recover more resources through recycling and composting

Learn More
Learn More

Policy Readiness

Strategies to get businesses ready for shifting environmental regulations

Learn More
Learn More

Reports

Future-proofing recycling operations

The guide shares best practices for recycling facilities to optimize operations as Extended Producer Responsibility laws accelerate.

Learn More

Building a resilient circular economy: Closed Loop Partners Impact Report 2024

In this report, we spotlight several important regions across the U.S. where our work to build density and scale circular solutions has pushed past the linear economy, accelerating a circular economy powered by local communities and supply chains, and positioned for global reach and connection.

Learn More

Measuring the impact of U.S. policies on single-use bag waste reduction

More than 330 communities and 12 states across the U.S. have enacted legislation to reduce the environmental harms of single-use plastic bags—from litter and marine pollution to material recovery challenges. But what types of policies actually work, and under what conditions?

Learn More

Identifying food-grade polypropylene at recycling facilities using AI

Demand for recycled food-grade PP is growing, driven by policy shifts­­ and brand commitments to incorporate more recycled materials in their packaging. But a significant lack of data on the available volumes of recycled food-grade PP in the recycling system has made it difficult to amass sufficient quantities of food-grade PP to meet growing market demand.

Learn More

Getting ready for reuse in retail

Every day, 225,000 tons of single-use packaging are used in the U.S. Research and in-market tests over the last decade have shown the importance of reuse in recovering material value and reducing single-use waste. Retail stores––as central hubs of consumer interaction––are uniquely positioned to lead this transition to reuse.

Learn More

Scaling reuse systems in Petaluma, California

Insights and impact from the nation’s first citywide program to offer reusable to-go cups to every customer with no deposits or fees.

Learn More

Accelerating small-format packaging recovery

This report examines the challenges and opportunities in recovering small-format rigid plastics, providing insights into collection systems, processing technologies..

Learn More

Driving a culture shift to reduce plastic bag waste

Cultivating new habits that reduce waste is hard, but the Consortium to Reinvent the Retail Bag is laying the foundation to make this possible.

Learn More

Creating a municipal blueprint for composting

Municipalities––counties, cities and more––play a critical role in developing robust composting infrastructure and collection programs that divert organics from landfill

Learn More

Unlocking the economic and environmental potential for food waste composting in the U.S.

This report by the Composting Consortium dives deep into the current state of food waste composting infrastructure in the U.S., explores investment opportunities and offers policy recommendations to accelerate the scaling of this critical infrastructure. Our focus centers on commercial-scale composting facilities with the capacity to accept the most complex organics streams, including post-consumer food scraps alongside food-contact compostable packaging.

Learn More

Advancing a circular built environment in the U.S.

The built environment—those man-made structures where we live, work and play—casts a profound impact on our quality of life and well-being.

Learn More

Scaling composting infrastructure to keep food waste out of landfills

The Compost Policy Toolkit offers valuable insights for navigating the complexities of compostable packaging policy and food waste diversion.

Learn More

“At Kraft Heinz, we know collaboration is the key to unlocking solutions for the future of packaging. We are proud to partner with Closed Loop Partners on this groundbreaking research to advance packaging solutions, improve end-of-life recovery and enhance critical infrastructure.”
Linda Roman
Director of Packaging R&D and North America R&D Fellow
"The Petaluma Reusable Cup Project opened up new possibilities for reuse in the U.S., guiding us with the insights needed to reimagine convenience and what it takes to scale circular solutions. By collaborating with Closed Loop Partners’ Center for the Circular Economy, we’re working to make each visit to our coffeehouses a more sustainable choice."
Amelia Landers
Vice President of Product Innovation
“L’Oréal is excited to partner with Closed Loop Partners to develop innovative solutions for recovering packaging materials, reducing waste and creating opportunities in a fragmented national recycling infrastructure."
Marissa Pagnani McGowan
Chief Sustainability Officer, North America for L’Oréal Groupe
“We look forward to our partnership with the Beyond the Bag Consortium, as we work together to identify more sustainable and accessible solutions that serve the function of the current retail bag and reduce plastic waste.”
Jennifer Silberman
SVP, Chief Sustainability and Corporate Affairs Officer of Dollar Tree.
"The Beyond the Bag Pilots provided critical data-driven analysis on the role that reuse models could play in plastic waste mitigation when thoughtfully designed and their impact successfully measured.”
Sheryl Burke
Chief Sustainability Officer & Senior Vice President of Corporate Social Responsibility at CVS Health
“The Beyond the Bag Pilots fostered an unprecedented platform for connectivity between trailblazing reuse start-ups, customers, Walmart, and other retailers in the industry.” ‍
Kathleen McLaughlin
Executive Vice President and Chief Sustainability Officer for Walmart.
“Bringing Target, Walmart, and CVS Health to the same table demonstrates the partnership needed across our industry to address the challenge of plastic waste and achieve measurable environmental benefits for all.”
Amanda Nusz
Senior Vice President of Corporate Responsibility and Sustainability for Target

Ready to solve your most pressing material challenges?
Let’s connect.

Your name
Email Address
Your message
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.