Discover a curated list of premium plum suppliers specializing in organic, dried, and fresh plums, along with various processing and packaging options to suit your sourcing needs.
Clark Engineering is a premier manufacturer of custom engineered components based in Owosso, Michigan. Established in 1946, the company has built a long-standing reputation as a specialist in custom rod, wire form, and tube products. Operating with a workforce of 2,001 to 5,000 employees, the firm serves a diverse range of demanding industries, including automotive, medical, defense, industrial machinery, and construction. Their manufacturing capabilities are extensive, featuring CNC wire forming, cold heading, metal fabrication, pipe and tubing manufacturing, and CNC machining. Specific product expertise includes exhaust hanger assemblies, transmission shift lever shafts, clevis assemblies, and specialized medical components like height adjustment rods and document baskets. Clark Engineering maintains a customer-centric philosophy, supported by an in-house design center, tool room for prototyping, and advanced equipment such as robotic weld cells and multi-slide machines. The company's commitment to quality is demonstrated by its ISO 9001:2015 certification and rigorous internal auditing processes, ensuring high standards for performance and delivery across all custom metalworking projects.
Threaded J-Hook
Height Adjustment Rod
U-Fitting
Documents Basket
Cleat
Sun Visor Arm
Cleat
Height Adjustment Rod
Axle
Cleat
Threaded J-Hook
Handle Assembly Knob Rod
CSP America LLC
🇺🇸 United States
199611-50 peopleManufacturer
Established brand
OEM manufacturer
Industry association member
Key customer
DEFENSE LOGISTIC AGENCY
Key market
🇺🇸 United States
Description
CSP America LLC, founded in 1996 and based in Antigo, US, is an ISO 9001 certified contract manufacturer specializing in trailers, trailer components, and fabricated metal products. The company primarily serves the U.S. Military and similar agencies, including the Defense Logistics Agency, providing a wide range of military components, hardware, and services. With 11 to 50 employees and an estimated annual revenue of $1.8 million, CSP America LLC manufactures complete trailers, such as the M116A3 military trailer, and offers replacement parts, ground support equipment, precision mechanical components, hose assemblies, gaskets, eye brackets, hardware, and identification plates. The company operates a factory and leverages a network of reliable suppliers to deliver high-quality, defect-free parts and adapt to evolving military demands. CSP America LLC is also involved in international trade, including importing and exporting.
M116A3 military trailers configured for PU-797 & PU-798 generator units
Trident Alloys, Inc.
🇺🇸 United States
197911-50 peopleManufacturer/Wholesaler
Established brand
Product customization
Small batch production
High-tech enterprise
Key customer
MAJESTIC SHIPS BOATS COMPONENTS
Key market
🇪🇬 Egypt
Description
Trident Alloys, Inc. is a pioneering metalcasting foundry and contract manufacturer based in Springfield, Massachusetts. Established in 1979, the company has evolved into a leader in smart manufacturing and additive manufacturing, specializing in steel and stainless steel castings ranging from 1 pound to 3,000 pounds. As an early adopter of robotic 3D sand printing technology, Trident Alloys utilizes its proprietary Neptune Platform to deliver high-precision complex parts, prototypes on-demand, and fully machined castings with significantly reduced lead times. By eliminating traditional hard tooling costs, the company provides rapid CAD-based modifications and efficient production of replacement parts.
Operating with a workforce of 11 to 50 employees and generating approximately $5.9 million in annual revenue, Trident Alloys serves a diverse range of demanding industries, including aerospace, military, oil and gas, power generation, and renewable energy. Their comprehensive manufacturing capabilities include CNC machining, manual turning and milling, water jet cutting, and specialized finishing services such as hardfacing and welding. The company is recognized as a strategic partner for global brands like John Deere and Cummins, providing both low-volume specialized components and large-scale production runs for valves, pumps, wind turbine parts, and refinery equipment.
Trident Alloys
Trident Alloys
Boker's, Inc.
🇺🇸 United States
1919101-200 peopleManufacturer
Established brand
OEM manufacturer
Product customization
Small batch production
Key customer
GOODRICH
Key market
🇮🇳 India
Description
Boker's, Inc. is a premier, privately-held custom manufacturer based in Minneapolis, Minnesota, with over a century of expertise since its founding in 1919. As a certified woman-owned business (WBENC and WOSB), the company specializes in the production of precision metal stampings, non-standard washers, spacers, and shims. Operating from a facility exceeding 165,000 square feet, Boker's serves a diverse global clientele across industries such as aerospace, medical, automotive, telecommunications, and defense.
The company's manufacturing capabilities are extensive, featuring custom stamping for sizes up to 12" x 12" with thicknesses ranging from .005" to .190". Their specialized services include deep drawing up to 3" deep, progressive stamping, and short-run production. Boker's maintains a vast inventory of over 32,000 stock tools for flat round washers and spacers, often eliminating tooling charges for customers. They work with over 2,000 material types, including various grades of steel, aluminum, brass, copper, and titanium, as well as non-metallic materials like ABS, nylon, PTFE, and polycarbonates.
To support modern engineering needs, Boker's provides 3D printing prototyping services and secondary operations such as deburring, heat treating, plating, welding, and tapping. The company is committed to high quality standards, maintaining a Quality Management System certified to AS9100:2016 and ISO 9001:2015. Additionally, Boker's is ITAR registered and ensures compliance with RoHS, REACH, and DFARS regulations, making them a reliable partner for complex and regulated industrial applications.
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JoaQuin Manufacturing Corporation
🇺🇸 United States
197811-50 peopleManufacturer/Service Company
Established brand
Product customization
Industry association member
ODM manufacturer
Key customer
FEDERAL AVIATION ADMINISTRATION
Key market
🇺🇸 United States
Description
JoaQuin Manufacturing Corporation is a premier designer and manufacturer of custom electronic equipment enclosures and structural shelters, headquartered in Commerce City, Colorado. Established in 1978, the company operates a 50,000-square-foot manufacturing facility and specializes in providing professionally engineered solutions for the communications, military, transportation, utility, and renewable energy sectors. Their extensive product portfolio includes power distribution center buildings, substation and switchgear buildings, FAA shelters, communication shelters, and hazardous material storage units. They also manufacture specialized structures such as guard houses, ticket booths, and custom trailers ranging from 28 to 53 feet.
As a contract manufacturer and ODM, JoaQuin Manufacturing offers comprehensive turnkey services, including project management, engineering, fabrication, integration system design, and on-site installation. Their engineering team ensures compliance with rigorous industry standards, including UL, ANSI, NFPA, and NEC codes. Utilizing skilled craftsmen and state-of-the-art equipment, the company works with diverse materials such as steel, aluminum, fiberglass, and concrete to meet specific client requirements. With a focus on quality assurance and meticulous design control, JoaQuin Manufacturing serves a wide range of high-profile clients, including the Federal Aviation Administration (FAA) and various government agencies.
Appleton Mfg. – Div., Productive Solutions Inc.
🇺🇸 United States
188011-50 peopleManufacturer/Service Company
Established brand
OEM manufacturer
Product customization
Multinational enterprise
Key customer
EECOL INDUSTRIAL ELECTRONIC
Key market
🇪🇨 Ecuador
Description
Appleton Mfg. – Div., Productive Solutions Inc. is a US-based manufacturer and service company with 11 to 50 employees, specializing in critical web converting and material handling solutions. Established in 1880, the company operates as part of the Double E Group, a global leader in converting components. Appleton Mfg. offers a comprehensive portfolio including manual, semi-automatic, and fully automated core cutters, material handling equipment like RollMovers™ and CartMovers™, slabbing solutions such as the Safe-Slab™ core recycler, and Self-Cleaning Shower Systems. They provide custom engineering, design, and manufacturing services, along with a robust spare parts program and upgrade kits for existing machinery, supporting equipment built from 1950 onwards. Their products serve diverse industries including flexible packaging, nonwovens, tissue, tag & label, converting, corrugating, tire & rubber, and automotive & aerospace. The company is known for its engineering capabilities, manufacturing expertise, and commitment to enhancing safety, efficiency, and productivity for its customers.
Monarch Spring & Mfg Co
🇺🇸 United States
19465-10 peopleManufacturer
Established brand
Product customization
Small batch production
Key customer
A DICESARE ASSOCIATES PC
Description
Monarch Spring & Mfg Co, also known as Monarch Spring & Manufacturing Co., Inc., is a premier American manufacturer specializing in custom precision springs and wire forms. Established in 1946 and headquartered in Shrewsbury, Massachusetts, the company has built a decades-long reputation for excellence in the industrial machinery and building materials sectors. As a dedicated contract manufacturer, Monarch Spring & Mfg Co operates a specialized factory focused on the design, development, and production of bespoke spring solutions tailored to specific client requirements.
The company's extensive product portfolio includes compression, extension, and torsion springs, as well as double torsion, conical, clock, and spiral springs. They also specialize in flat springs, metal forms, and complex wire forms. Utilizing state-of-the-art machinery and advanced manufacturing techniques, the company works with a wide range of high-quality materials, including stainless steel, music wire, hard drawn wire, oil-tempered materials, beryllium copper, brass, and phosphor bronze. Their production capabilities accommodate wire diameters up to 0.625 inches.
Monarch Spring & Mfg Co serves a diverse range of industries, providing critical components for infrastructure, civil engineering, and general manufacturing. The company is recognized for its technical expertise and ability to handle orders of all sizes, from small batches to large-scale production runs. With an annual revenue between $2.5 million and $5 million, the firm remains committed to innovation and precision engineering, ensuring superior durability and performance for every custom-engineered component.
Keats Manufacturing Company
🇺🇸 United States
1958101-200 peopleManufacturer
Established brand
OEM manufacturer
Product customization
Industry association member
Key customer
SIEMENS
Key market
🇲🇽 Mexico
Description
Keats Manufacturing Company is a premier custom manufacturer specializing in precision metal stampings, wire forms, and assemblies. Founded in 1958 and headquartered in Wheeling, Illinois, the company has expanded its operations to include three state-of-the-art facilities across Wheeling, El Paso, Texas, and Quertaro, Mexico. With a workforce of approximately 175 to 200 employees and over 180 production machines, Keats operates 24/5 to provide high-volume manufacturing solutions for global industries including automotive, aerospace, medical devices, renewable energy, and electrical distribution.
The company's core technical capabilities include fourslide, multi-slide, and progressive die stamping, with equipment ranging from 1 to 150 tons. Keats is distinguished by its in-house tooling design and development team, utilizing AutoCAD and CAD/CAM software to create custom dies and tools. Their extensive product portfolio features bus bars, electrical terminals, lead frames, brackets, clips, shields, bushings, and complex sub-assemblies. They work with a diverse range of materials such as beryllium copper, stainless steel, brass, bronze, titanium, and various plated metals.
Keats Manufacturing Company maintains rigorous quality standards, holding certifications for ISO 9001:2015, ISO 14001:2015, and IATF 16949. They offer comprehensive services from prototyping to high-volume production runs of up to 50 million parts, supported by additional capabilities such as automated assembly, deburring, and plating. As a long-standing industry leader, they are committed to precision engineering and Just-In-Time (JIT) delivery to meet the demanding requirements of Tier 1 and Tier 2 suppliers.
HeatLink Group Inc.
🇨🇦 Canada
199251-100 peopleManufacturer/Trading Company/Wholesaler/Service Company
Established brand
OEM manufacturer
Own brand
Patented technology
Key customer
CALEFACCION Y VENTILACION
Key market
🇨🇦 Canada
Description
HeatLink Group Inc., founded in 1992 and headquartered in Calgary, Canada, is a leading manufacturer and multi-system supplier of PEX-a plumbing, potable water, and radiant hydronic heating and cooling systems. Operating as a fully integrated manufacturing company, HeatLink serves the residential and commercial construction sectors across North America, Europe, and Asia. The company specializes in a comprehensive range of solutions, including PEX-a tubing, snow melt systems, and pre-assembled "Mechanical Room in a Box" (MRIB) panels. Their extensive product portfolio features high-performance polymer (HPP) and no-lead brass fittings, distribution manifolds, and advanced zoning controls such as thermostats and actuators. HeatLink emphasizes a complete system approach, providing integrated components designed for energy efficiency and dependable installation. In 2017, the company was acquired by Mueller Industries Inc. to further expand its proprietary PEX-a production and product innovation. With a workforce of approximately 50 to 100 employees, HeatLink supports industry professionals through technical resources like BIM libraries and specialized design software.
The D.R. Templeman Company
🇺🇸 United States
193811-50 peopleManufacturer/Trading Company
Established brand
OEM manufacturer
ODM manufacturer
Product customization
Key customer
CII GUARDIAN
Key market
North America
Description
The D.R. Templeman Company is a precision manufacturer and trading company based in Plainville, Connecticut, specializing in the production of small, miniature, and micro springs, rings, and wire forms. Founded in 1938 and now a part of the Lee Spring global network, the company has over 70 years of experience in coiling and wire forming. They serve a diverse range of industries, including medical, aerospace, electronics, automotive, and telecommunications, providing components for multinational OEM firms and midsize manufacturers alike.