Top Hartford, CT Manufacturing Companies (70)

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

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Mill Rock Packaging is a U.S.-based packaging company specializing in the design, engineering, and production of high-end, sustainable graphic paperboard and folding cartons for various industries.

Atkore is a leading manufacturer of electrical products for commercial, industrial, data center, telecommunications, and solar applications. With 5,600 employees and $3.5B in sales in fiscal year 2023, we deliver sustainable solutions to meet the growing demands of electrification and digital transformation. Our portfolio includes industry-trusted brands such as Unistrut, Allied Tube & Conduit, AFC Cable Systems, Cope, US Tray,...

Following its 2026 divestiture of distribution, Myers Industries focuses on its core plastics manufacturing businesses. It makes sustainable plastic and metal products for consumer, vehicle, food and beverage, industrial, and infrastructure markets. Its material-handling portfolio includes reusable containers, pallets, bins, bulk shipping containers, storage products, custom molded parts, and composite ground-protection matting. These durable products can be reused and, at...

Smith & Wesson Brands, Inc., founded in 1852 and headquartered in Springfield, Massachusetts, designs, manufactures and sells firearms, ammunition, restraints and related accessories. The company serves civilian, law‑enforcement, and global military customers through multiple brands (Smith & Wesson, M&P, Performance Center, Thompson/Center Arms and Gemtech), operating manufacturing, retail and e‑commerce channels.

Select Machining Technologies manufactures heavy-duty CNC turning solutions for machining large, heavy, and demanding workpieces across multiple industries. Its portfolio includes vertical and horizontal turning platforms designed for aggressive cutting, high metal-removal rates, and reliable operation. Products include ram-type vertical turning lathes, flat-bed horizontal lathes, and configurations with C-axis and live tooling for contour milling and secondary machining in demanding...

Airgas, an Air Liquide company, is a leading U.S. supplier of industrial, medical and specialty gases, hardgoods, safety products, ammonia products and process chemicals. It also supplies welding equipment and related products, serving more than one million customers across sectors including manufacturing, construction, healthcare, food and beverage, energy and government. Its nationwide network and product expertise support customers’ operations, safety...

TLD has been specializing for over 70 years in the design, manufacturing, sales, and after-sales services of aircraft Ground Support Equipment (GSE). Part of the ALVEST Group, TLD is committed to helping Aviation become Leaner and Greener. As the global GSE leader, TLD boasts a global workforce of 2,200 employees including 230 R&D engineers, thriving on a foundation of strong values...

Closet Factory Indianapolis is a locally owned business specializing in custom storage solutions for residential and commercial spaces. They design, manufacture, and install personalized organization systems, including custom closets, home offices, garages, and entertainment centers. With over 40 years of experience, they focus on combining high-quality craftsmanship with bespoke designs to create beautiful, functional, and peaceful environments for homeowners.

CoorsTek is the international partner of choice for companies requiring the unique, high-performance properties of products manufactured from engineered technical ceramics and advanced materials. CoorsTek delivers outstanding value through unsurpassed expertise in materials engineering; broad research, development, and manufacturing capabilities; collaborative relationships, and operational excellence. For more information about CoorsTek, including product information and company history since 1910, visit CoorsTek.com

ATI Inc. specializes in advanced materials, including Ni/Co-base superalloys and specialty steels, serving industries such as Aerospace and Defense. The company also offers services in environmental remediation, research, facility management, construction, and building design.

Aviya Aerospace Systems (www.AviyaTech.com) provides aerospace systems development expertise to the World’s largest aerospace and defense contractors. From modelling gas turbine engines and designing safety-critical electronics, to simulating and testing complex real-time embedded systems using advanced test bench technology, Aviya is changing the way mission-critical aerospace systems are designed and tested. Aviya is headquartered in Mississauga, Ontario, with engineering centers...

Morris Group, Inc. is a third-generation, family-owned North American machine-tool distribution network serving manufacturers of precision-machined parts. Its companies supply CNC machine tools, tooling, accessories, software, and automation, along with applications engineering, maintenance, service, parts support, financing, and other lifecycle assistance. The group’s mission is to help manufacturers improve productivity and maintain a competitive advantage in the global economy.

Since 1945, Kaman has been a leading innovator in the aerospace industry, serving commercial and military customers around the world. Our technical expertise and broad array of solutions have helped us grow to become one of North America's largest industrial distributors and system consultants

Novo Precision LLC, located in Bristol, Connecticut, was founded in 1980 as TAK Enterprises, a producer of wire forming products, and was purchased in 2014 by Bill Hazard and renamed Novo Precision. The company designs, builds, and engineers solutions for the wire, cable, and tube industry, offering wire processing machinery, precision wire straighteners, wire cutting and straightening services, precision wire...

OMG, Inc. is a leading global manufacturer of fastening products and technologies serving the commercial roofing and construction industries. The company is dedicated to delivering innovative fastening solutions and maintaining a positive workplace culture where employees are valued for their long-term commitment, often spanning over 20 years, supported by comprehensive benefits and competitive compensation packages.

Palmer-Donavin Manufacturing Company is a privately-held construction material distribution company that engages in the wholesale distribution of residential building supplies and door fabrication. They are a leader in building material distribution, emphasizing exceptional customer service and employee ownership.

Novolex is a leading manufacturer of food, beverage, and specialty packaging serving foodservice, restaurant delivery and carryout, food processing, grocery and retail, and industrial customers. Its innovative product portfolio helps businesses operate efficiently, meet evolving customer expectations, and deliver everyday essentials to millions of customers worldwide. The company’s manufacturing network spans North America and Europe and includes two plastic-film recycling...

Equipment Depot Inc. is America's largest independently operated material handling and equipment rental dealer group. Serving local communities since 1939, the company provides a comprehensive range of solutions, including new and used forklifts, aerial lifts, expert maintenance, repairs, parts, and financing. With over 50 locations across the U.S., it serves diverse sectors from port operations to agriculture, all backed by...