What we do


Capitol Rental expanded its services and evolved into today’s Capitol Steel Structures. Today Capitol Steel Structures has a powerful work force consisting of Estimators, Project Managers, Superintendents, Detailers, Steel Fabricators, Certified Welders, Steel Erectors, Architects and Engineers capable of tackling any project.

- Ruben Diaz, CEO

General Contracting

For projects in the design phase, we develop initial concept drawings, produce architectural and engineering construction documents, and provide building and expediting services. We also handle code compliance and building violation resolution, including as-built permit plan submittals and inspection services to correct costly problems with existing facilities.

  • Initial Site Evaluation
  • Preliminary Design Solutions
  • Architectural and Engineering Services
  • Permit Expediting
  • Violation and Code Compliance Correction

Prior to producing plans and handling permitting, we can assist with site surveys and budgeting for lease negotiations, which is important to ensure the feasibility and viability of a location

Construction Services

Our shop also fabricates a variety of ready to build-prefabricated items. As well as taking care of miscellaneous work that may be needed in order to complete and close out a project.

These items are not limited to:

  • Bollards
  • Corner Guards
  • Access Ladders
  • A/C Covers
  • Embeds
  • Misc Prefabbed columns
  • Outriggers
  • Stock Material
  • Bar Grating

Feel free to contact us and inquire about any item you may be needing.

Reliable & Experienced

We are proud of our projects and the trust our clients have placed in us. Our vast list of projects is a testament to our knowledge and capabilities and no matter the challenge, Capitol Steel has always been able to take care of the situation.

Phone Number




Opening Times

Mon - Fri: 7am - 3:30pm


2188 NW 25th Ave, Miami FL. 33178

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