LAST UPDATED December 16, 2025

Top Manufacturing Agencies in United States

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  • Huguenot Labs

    Port Jervis - United States

    At Huguenot Laboratories, we are a team of corrosion engineering experts, offering reliable corrosion monitoring systems, nitrogen inhibiting systems, and fire sprinkler system testing solutions. You can enjoy complete peace of mind knowing that our

  • East Pacific Supplies

    Houston - United States

    East Pacific Supply Company has been operating in Northern California over the past 10 years. East Pacific is an industry leader, and we intend to be competitive in this business for many years to come. As a wholesale manufacturer, we provide our pro

  • Sewing Collection Inc

    Vernon - United States

    At Sewing Collection, we offer a wide range of industrial packaging supplies. Find top-quality products to meet your packaging needs. Explore our selection now!

  • wonplug.com

    El Paso - United States

    Guangzhou Wonplug Electrical Inc., Ltd. is a leading manufacturer of electrical accessories, specializing in travel adapters, power strips, and converters. The company is recognized for its high-quality, innovative, and safe electrical products. They

  • Olin Engineering, Inc.

    Huntington Beach - United States

    Choose Olinpump for pumps you can count on to deliver unmatched durability and performance for shotcrete, grout, and concrete pumping.

  • Nestled at the intersection of luxury and precision, Back Nine Greens stands as a distinguished name in crafting custom outdoor experiences. With a refined focus on Synthetic Grass Installation Los Angeles, the company brings a seamless blend of arti

  • PREMIER IMPROVEMENTS SOLAR

    West Hartford - United States

    Premier Improvements Solar is a veteran-owned, 5-star rated solar installation company based in West Hartford, CT. We proudly serve homeowners across the entire state of Connecticut with premium solar panel installations, Smart-E Loan financing, and

  • coughlan products

    Mount Olive - United States

    COUGHLAN PRODUCTS is a leading developer of formulations and custom manufacturer of unique bath, skin care, and aromatherapy products. As experts in non-aqueous technology, Coughlan is recognized for delivering exciting innovations that exceed the ex

  • Butler Technologies

    West Wayne - United States

    Butler Technologies, Inc. is a leader in printed electronics and custom human-machine interfaces. Since 1990, this family-owned company has combined engineering, design, and manufacturing expertise to deliver innovative solutions like membrane switch

  • Columbus Exterior

    Columbus - United States

    For over 20 years, Columbus Exterior has specialized in window, door, siding, and roof installation in Columbus, OH, serving nearby areas. We provide energy-efficient window & door replacements, including patio windows, storm doors, and sliding glass

588 Firms
  • Manufacturing Agencies in United States

    Working with companies that make things is important when you want to build or improve products. At SEMFirms, we have picked the best Manufacturing Firms that help turn ideas into real items. These firms work with many materials like metal, plastic, and electronics to build parts and products. They are good at handling large orders or small batches. We choose these firms by looking at how long they have been in business, reading what their customers say about them, and checking if they have the right machines and tools to build high-quality items. We also look at how well they respond to questions and how friendly their customer service is. Price is another key factor: we make sure these firms offer fair costs without hidden fees. By doing all this, we help you find trusted partners who know how to make your ideas come to life. You don’t need to worry about the tricky details because we have done the work for you. Just pick one from our list, and you can focus on your product designs while they handle the building.

    Finding the right team can feel hard, but our process makes it simple. We look at how quickly each firm delivers products and how careful they are about safety standards. We check customer reviews to see if people were happy with the final item and if the firm fixed any problems quickly. Equipment matters too: we confirm that each firm has modern machines to make precise parts. We also consider whether they offer clear timelines so you know when your order will be finished. Before we add a firm to our list, we confirm that they follow rules for worker safety and environmental care. That way, you can trust that any Manufacturing Firms listed here will treat your project with respect and professionalism. At SEMFirms, our goal is to keep the list up to date. We remove firms that no longer meet our standards and add new ones that earn a great reputation. When you pick from our list, you get a team that will build your items right, on time, and at a good price. Now you can move forward with confidence and see your ideas become real products.