Precision Sheet Metal Fabrication & OEM Manufacturing

Welcome to MJM Manufacturing, your one-stop-shop for precision sheet metal and machining solutions. As a fully integrated company, we pride ourselves on offering comprehensive services under one roof, ensuring reliability and efficiency throughout the manufacturing process. From machining to technical services, we cater to a diverse range of needs, guaranteeing that your engineering specifications are met with precision and expertise. With over 17 independent certifications including AS9100, ISO 9001, ITAR registration, and DBE certification, you can trust us to deliver top-quality results from blueprint analysis to the final product.

  • Fully Integrated
  • In-House Divisions
  • 17 Certifications

Industries We Serve

Aerospace

Precision fabrication of aerospace components, enclosures, brackets, and structural assemblies. ITAR registered, AS9100 certified, AWS D17.1 aerospace welding with Lockheed Martin program approval.

Defense

ITAR registered precision sheet metal fabrication for defense and government applications. CAGE Code 0YLX1, SAM.gov registered, MIL-I-45208A quality standards. Long-standing relationships with Boeing, Northrop Grumman, BAE Systems, and L3 Harris.

Robotics

Custom fabricated enclosures, chassis, brackets, and precision components for robotics and autonomous systems manufacturers. Prototype through full production with DFM engineering support.

OEM Manufacturing

Prototype to production manufacturing support for OEM products and industrial equipment. Fully integrated turn-key fabrication, welding, assembly, and finishing under one roof in Miami, FL.

Data Centers

Precision fabricated server rack enclosures, cable management systems, and infrastructure components for data center operators. High-volume production with consistent lead times.

Medical Device

Precision fabricated enclosures, housings, brackets, and assemblies for medical device OEMs. AS9100 certified quality systems with Keyence CMM and Amada Fabri-Vision automated optical inspection.

Transportation

DBE certified precision sheet metal fabrication for transportation and transit. Farebox enclosures, turnstile components, and transit equipment. Cubic Transportation and Miami-Dade Transit supplier.

Marine

Precision fabricated dock boxes, marine power enclosures, boat brackets, and marine OEM components. Aluminum, stainless steel, and galvanized fabrication for salt-air environments.

Lighting

Precision fabricated housings, reflectors, canopies, and mounting hardware for architectural, decorative, commercial, and theatrical lighting OEM manufacturers.

Kiosks & Self-Service

Precision fabricated enclosures for ATMs, ticketing kiosks, EV charging stations, retail self-checkout, and digital signage. Experience with Cubic Transportation fare collection systems.

Telecommunications

Enclosures, chassis, and components for telecom equipment, network infrastructure, RF shielding, and electronics OEMs. Long-standing clients include Motorola and IBM.

Energy & Power

Switchgear enclosures, solar mounting hardware, EV charging stations, battery storage enclosures, and power distribution panels. DBE certified for government clean energy programs.

Architectural

Custom aluminum and stainless steel fabrication for architectural and commercial projects. Decorative panels, structural components, and specialty metalwork for commercial construction and design.

What We Do

Our Services

We specialize in manufacturing and designing precision sheet metal products and machining, offering world-class manufacturing services.
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Long-Standing

Clients

Our list of long-standing clients, and their returning business is a testament of our quality and service.

HOW WE DO IT

Equipment & Tools

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47

Years in Business

Our History

Founding of MJM Manufacturing

Founded in 1979 in a small two car garage, MJM Manufacturing has grown into a precision sheet metal fabrication and OEM manufacturing company serving aerospace, defense, robotics, industrial, and commercial industries across the United States.

Today, MJM Manufacturing operates from a 44,000 square foot manufacturing facility with more than 80 employees, supporting prototype through full scale production manufacturing with a focus on precision, craftsmanship, reliability, and long term customer relationships.

Our Missions

Missions of MJM Manufacturing

MJM Manufacturing is dedicated to staying ahead in technology and innovation within the manufacturing industry. By investing in new equipment and technologies, the company aims to provide top-notch sheet metal fabrication services to meet and exceed client expectations.

Our Visions

MJM Manufacturing Visions

With over 80 employees working in a cutting-edge facility, MJM Manufacturing aims to continue its growth and success trajectory. The company strives to be an industry leader by focusing on continuous improvement, customer satisfaction, and setting new standards for quality and service.

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MJM Manufacturing is Miami’s premier precision sheet metal fabrication and OEM manufacturing company. Proudly keeping “Made in USA” alive since 1979.

From our 44,000 square foot facility in Miami, Florida, we serve aerospace, defense, robotics, data centers, medical device, transportation, marine, lighting, kiosks, telecommunications, energy and power, architectural, and OEM manufacturing industries across the United States.

Precision Sheet Metal Fabrication Services

MJM Manufacturing offers a complete range of precision sheet metal fabrication and machining services under one roof including laser cutting, CNC turret punching, forming, welding, machining, hardware insertion, and finishing.

Aerospace Sheet Metal Fabrication

MJM Manufacturing is ITAR registered, AS9100 certified, and holds AWS D17.1 aerospace welding certification with Lockheed Martin program approval. We serve Boeing, Lockheed Martin, Northrop Grumman, BAE Systems, and L3 Harris.

Defense Manufacturing

MJM Manufacturing is ITAR registered with CAGE Code 0YLX1 and SAM.gov registration for defense and government contracting.

Robotics Manufacturing

Custom fabricated enclosures, chassis, and precision components for robotics and autonomous systems manufacturers from prototype through production.

Medical Device Manufacturing

AS9100 certified precision fabrication for medical device OEMs with Keyence CMM and Amada Fabri-Vision automated optical inspection.

Transportation Manufacturing

DBE certified sheet metal fabrication for transit agencies and transportation OEMs. Farebox enclosures, turnstile components, and fare collection systems. Cubic Transportation Systems and Miami-Dade Transit supplier.

Marine Manufacturing

Dock boxes, marine power enclosures, boat brackets, and marine OEM components in aluminum, stainless steel, and galvanized steel for salt-air environments.

Lighting Fixture Fabrication

Precision fabricated housings, reflectors, canopies, and mounting hardware for architectural, decorative, commercial, and theatrical lighting OEM manufacturers.

Kiosk & Self-Service Technology Fabrication

Enclosures for ATMs, ticketing kiosks, EV charging stations, retail self-checkout, and digital signage systems. Cubic Transportation fare collection experience.

Telecommunications & Electronics Fabrication

Enclosures, chassis, and components for telecom equipment, network infrastructure, RF shielding, and electronics OEMs including Motorola and IBM.

Energy & Power Fabrication

Switchgear enclosures, solar mounting hardware, EV charging station enclosures, battery storage systems, and power distribution panels. DBE certified for government clean energy programs.

OEM Manufacturing

Complete prototype to production OEM manufacturing support. Fully integrated turn-key fabrication, welding, assembly, and finishing under one roof.

Data Center Fabrication

Server rack enclosures, cable management systems, and infrastructure components for data center operators.

Architectural Metal Fabrication

Custom aluminum and stainless steel fabrication for architectural and commercial projects.

Our Certifications

AS9100 Certified, ISO 9001 Certified, ITAR Registered, DBE Certified, MIL-I-45208A, CAGE Code 0YLX1, SAM.gov Registered, AWS D17.1 Aerospace Welding with Lockheed Martin approval, Lloyd’s Register LR 33932, SFMA Member, Minority-Owned Small Business, 17 total certifications.

Why Choose MJM Manufacturing?

47 years of precision fabrication. 80+ employees. 44,000 sq ft Miami facility. Five Amada laser cutting systems. Nine IPG fiber laser welders. Amada Fabri-Vision automated optical inspection. Clients include Boeing, Lockheed Martin, Northrop Grumman, Honeywell, BAE Systems, L3 Harris, IBM, Motorola, Beckman Coulter, Johnson Controls, Cubic Transportation, and Miami-Dade Transit. Contact us at sales@mjmmfg.com or (305) 620-2020.