Metal posts and roof beam structure of factory industrial building framework in construction site against sunset sky background, Low angle and perspective side view
Grams Construction, LLC

Design-Build Construction Services

From custom metal buildings and barndominiums to commercial construction and tenant improvements—we deliver turnkey solutions that integrate design, engineering, permitting, and construction management under one roof.

Construction Capabilities

We specialize in metal buildings and commercial construction across Texas, delivering projects that combine durability, efficiency, and cost-effectiveness.

Pre-Engineered Metal Buildings

Factory-engineered steel structures designed for durability, speed of construction, and long-term cost savings. Ideal for commercial, agricultural, and industrial applications.

  • Warehouses & Storage
  • Agricultural Buildings
  • Aviation Hangars

Weld-Up Red Iron Structures

Custom-fabricated structural steel buildings for projects requiring unique configurations, heavy-duty specifications, or specialized engineering requirements.

  • Custom Configurations
  • Heavy-Duty Applications
  • Industrial Grade

Barndominiums

Metal-framed residential and mixed-use buildings combining the durability of steel construction with custom interior finishes for comfortable living spaces.

  • Residential Living
  • Workshop + Living Combo
  • Custom Floor Plans

Commercial Construction

Full-service commercial construction from ground-up development to build-outs. Office spaces, retail, light industrial, and mixed-use projects.

  • Office Buildings
  • Retail Spaces
  • Light Industrial

Concrete & Foundations

Complete foundation work including site preparation, concrete foundations, flatwork, and slab-on-grade construction for all building types.

  • Slab Foundations
  • Pier & Beam
  • Flatwork & Paving

Tenant Improvements

Interior build-outs and finish work for commercial spaces. Transform shell spaces into move-in ready environments for tenants and occupants.

  • Interior Build-Outs
  • Finish Coordination
  • Space Customization

Why Metal Buildings?

Metal construction offers significant advantages over traditional building methods—especially in Texas where durability, speed, and cost-efficiency matter.

Faster Construction Timeline

Pre-engineered components reduce on-site construction time by 30-50% compared to traditional building methods.

Lower Total Cost

Reduced labor costs, minimal waste, and lower long-term maintenance expenses make metal buildings financially smart.

Superior Durability

Steel structures resist fire, termites, rot, and severe weather—critical advantages in the Texas climate.

Design Flexibility

Clear-span interiors, custom dimensions, and easy future expansion give you maximum usable space.

Construction process of new industrial building warehouse structure made of steel frame

Our Construction Process

A systematic approach that ensures transparency, accountability, and successful project delivery from concept to completion.

01

Initial Consultation & Site Assessment

We discuss your project requirements, budget, timeline, and intended use. Site visits assess soil conditions, access, utilities, and any site-specific considerations.

02

Design & Engineering

Custom building design tailored to your specifications. Engineering coordination ensures structural integrity and code compliance. We handle permitting and approvals.

03

Budget & Contract

Detailed cost breakdown with transparent pricing. Clear contract terms, payment schedule, and project timeline established before any work begins.

04

Site Preparation & Foundation

Grading, excavation, and foundation work. Concrete poured and cured to specifications. Underground utilities coordinated as needed.

05

Steel Erection & Enclosure

Steel frame assembly, roofing, and exterior wall installation. Building enclosed and weatherproofed. Doors, windows, and openings installed.

06

Interior Finish & Final Inspection

Interior build-out, MEP systems, insulation, and finishes. Final inspections and certificate of occupancy. Project handoff with documentation and warranties.

Large rain water tank, ecology friendly and large metallic building , Barn, Texas barndominium.
Construction worker is assembling framework metal structure of building commercial storage
Welder are welds re-bar shear keys metal deck slab of mezzanine floor under the construction building in the factory with blue sky
Wide open spaces for country living

The Grams Construction Difference

What sets us apart isn't just our construction expertise—it's the integrated approach that connects your building project to the bigger picture.

Real Estate + Construction Integration

Unlike standalone contractors, we understand how your building impacts property value, leasing potential, and long-term asset performance.

Modern Project Management

Client portal access, real-time updates, documented communication, and systematic processes—not phone tag and guesswork.

Transparent Communication

You'll always know project status, upcoming milestones, and any issues as they arise. No surprises, no hidden costs.

Project Types We Build

From small storage buildings to large commercial facilities, we have experience across a wide range of project types and scales.

Warehouses

Retail Buildings

Agricultural

Aviation Hangars

Auto Shops

Office Buildings

Manufacturing

Barndominiums

Service Area

We serve San Antonio and surrounding Texas markets, with select projects throughout Central and West Texas. Our team can travel for the right projects.

San Antonio Austin Central Texas West Texas Hill Country

Texas-Wide Projects

Contact us for projects outside our primary service area

Silhouette factory building framework with welder worker on electric scaffolding working overtime to welding metal wall structure in construction site area against sunset sky background
Ready to Build?

Let's Discuss Your Construction Project

Whether you're planning a metal building, barndominium, commercial facility, or tenant improvement—we'll provide honest guidance, transparent pricing, and professional execution.

Licensed & Insured
Transparent Contracts
Warranty Included