Top Hartford, CT Greentech Companies (11)

Pratt Industries is America's fifth largest corrugated packaging company and the world's largest, privately-held producer of 100% recycled paper.

O-I Glass, Inc. is a global manufacturer of glass containers, producing bottles and jars for food, beverage, alcoholic drinks, cosmetics and pharmaceuticals. Headquartered in Perrysburg, Ohio, the company operates dozens of manufacturing plants worldwide and emphasizes sustainable, infinitely recyclable glass packaging. Founded in 1903, O-I partners with major brands to design innovative, brand-building glass packaging and advance circularity through recycling...

We harness the power of proven technologies to create sustainable solutions for the natural waste challenges generated by civic and commercial growth.

Triumvirate Environmental Inc. provides sustainable environmental solutions to leading companies in the Life Sciences, Healthcare, Education, and Industrial markets. Key areas of expertise are in Waste Management & Disposal, COVID-19 Decontamination Services, EHS Consulting Services, and Lab & Facility Services. Our highly trained experts help organizations reduce waste, save money, stay safe and compliant, manage risk, and protect their reputation....

For 40 years, the consulting engineers at HRP have worked together with our clients to assure that they reach their intended business goals and achieve the right solutions to their environmental and civil engineering challenges. HRP Associates, Inc. was founded in 1982 to serve the environmental needs of the regulated community subject to the newly-enacted Resource Conservation Recovery Act (RCRA). Today,...

Eversource Energy (NYSE:ES), a Fortune 500 and Standard & Poor’s 500 energy company based in Connecticut, Massachusetts and New Hampshire, operates New England’s largest energy delivery system. Eversource is committed to safety, reliability, environmental leadership and stewardship, and expanding energy options for its 3.7 million electric and natural gas customers. We are a company dedicated to our customers, communities and...

SunCommon is a Certified B Corp and leading solar and battery installation company serving Vermont and the Hudson Valley of New York. Its mission is to break down barriers to clean energy and use its business as a force for good. The company provides residential, commercial, and community solar solutions, focusing on a triple bottom line of people, planet, and...

Sustainable Innovations develops technologies based on a common electrochemical platform that promote the use of renewable resources.

Northstar Recycling Company, LLC is a national, asset-light provider of sustainability-oriented managed waste and recycling solutions. The company helps manufacturing, distribution, and other industrial clients—specifically in the food and consumer packaged goods sectors—recycle more and landfill less by diverting organic and other waste streams into beneficial reuse applications via a robust network of over 1,000 qualified service partners.

CWPM, LLC is a waste management company providing refuse removal, recycling, dumpster rentals, and transfer station operations to residential, commercial, and municipal customers in Connecticut and Rhode Island.

US Ecology, Inc. is a leading North American provider of environmental services to commercial and government entities. The Company addresses the complex waste management needs of its customers, offering treatment, disposal and recycling of hazardous and radioactive waste, as well as a wide range of complementary field and industrial services. US Ecology’s focus on safety, environmental compliance, and customer service,...