About Us

Specializing in major steel fabrication and construction

CMN Steel Overview

CMN Steel Fabricators was established in 1988 by Carlos M. Nunez. The company has grown a reputation thru the years as a custom industrial fabricator that supplies full service from detailed design, to custom fabrications and installations. We serve primarily heavy industries, quarries, ready mix, cement, waste to energy, sugar mills, power plants and water and sewer facilities. Our customer base also includes marine and commercial accounts.

In 1996 Carlos’s daughter, Marisa M. Nunez, started working for the company and grew to become the Vice President of Operations. In 2016, Carlos retired and Marisa took over the business to grow the company through its second generation.

We are a multi-cultural, multi-faceted, multi-disciplined organization with over 30 many highly experienced individuals that bring years of craftsmanship and industrial experience together to provide our customers with a superior level of customer service that they have grown accustomed to for over 30 years.

Our Core Strengths

Steel, Stainless, and Aluminum Fabrications

CNC Plasma Cutting

Project Management
Field Dimensioning and Detail Drawings
Certified Welding

Shearing, Forming, Rolling

Our Most Demanded Services

Custom Fabrications


Structural Steel




Replacement Equipment


Wear Parts


Plant Maintenance


Industrial Ductwork


Outages & Capital Projects