Call Now
Website
Call
Business Details
32 Years
experience
Your Trusted Partner for Structural Steel Fabrication in Lowell, MA
Founded in 1994 by Stephen E. Doherty, Diamond Iron Works has established itself as a leader in commercial structural steel and metal fabrication for the Greater Boston, Lowell, MA, and Southern New Hampshire regions. Our commitment to precision, on-time delivery, and budget adherence has earned us a reputation for excellence in an industry where reliability is paramount. With a 30,000-square-foot facility equipped with state-of-the-art technology, we combine advanced model-based design with decades of hands-on expertise to meet the evolving demands of construction professionals.

Our team of 45 skilled professionals, representing 10 countries, brings over 570 combined years of industry knowledge to every project, ensuring seamless execution from initial design to final installation. As an Equal Opportunity Employer, we prioritize diversity and innovation, maintaining robust supply chains and partnerships to deliver scalable solutions for new construction, retrofits, and custom fit-outs. Our leadership in the field is underscored by long-standing client relationships and a track record of managing complex projects with unmatched efficiency.
Services
Structural Steel Fabrication Miscellaneous Metal Fabrication Model-Based Design CNC Fabrication Custom Fit-Outs
Details
  • Year established: 1994
Highlights and features
  • We have over 30 years of experience in structural steel fabrication.
  • Our team uses advanced model-based design technology for precision.
  • We maintain a 30,000-square-foot facility with state-of-the-art equipment.
  • Our staff includes experts with 570+ combined years of industry knowledge.
  • We guarantee on-time delivery and strict budget adherence.
Services
Structural Steel Fabrication
We engineer and fabricate structural steel components for commercial buildings, bridges, and infrastructure. Our process ensures durability and compliance with industry standards. Clients benefit from reduced construction timelines and cost-effective solutions.
Miscellaneous Metal Fabrication
Our team creates railings, stairs, and architectural metal elements tailored to project specifications. Precision CNC machining guarantees consistency. This service supports both functional and aesthetic requirements for modern buildings.
Model-Based Design
Using 3D modeling software, we optimize fabrication workflows and detect potential issues before production. This technology improves accuracy and minimizes material waste. Clients receive detailed visualizations for better project planning.
CNC Fabrication
Computer-controlled cutting and shaping ensure high-precision components. Our CNC capabilities handle complex geometries for industrial applications. This service reduces human error and accelerates production cycles.
Custom Fit-Outs
We design and install tailored steel solutions for building interiors, including mezzanines and support structures. Projects maintain structural integrity while meeting unique spatial needs. Clients gain flexible, long-lasting installations.
Questions
What services does Diamond Iron Works offer?
We specialize in structural steel fabrication, miscellaneous metalwork, CNC machining, model-based design, and custom fit-outs for commercial construction projects.
Which areas do you serve?
We primarily serve Greater Boston, Lowell, MA, and Southern New Hampshire, with nationwide shipping capabilities for fabricated components.
How long has Diamond Iron Works been in business?
We've been a leader in metal fabrication since our founding in 1994 by Stephen E. Doherty.
What makes your fabrication process unique?
We combine model-based design technology with 30+ years of expertise and a 30,000-square-foot facility to ensure precision and efficiency.
Do you handle large-scale projects?
Yes, our 30,000-square-foot facility and experienced team manage projects of all sizes, from small custom installations to major commercial developments.