Simsona Corporation

Structural Steel, Rebar, and Light Gauge Detailing Services

Website

About the firm

Simsona provides steel and rebar detailing services across the United States. Founded in 1997, it has grown to employ hundreds of engineers and detailers who deliver fabrication shop drawings, structural steel drafting, rebar detailing, and 3D laser scanning. It combines experienced project management, advanced modeling software, and structural engineering expertise to support commercial, residential, industrial, and infrastructure projects.

Established
1997
Team
Midsize
Firm type
Structural Engineering

Capabilities

Detailing Services

Comprehensive steel and rebar detailing solutions for structural elements.

  • Steel Detailing

    Detailed structural steel drafting and detailing following AISC, NISD, and OSHA guidelines.

  • Rebar Detailing

    Complete concrete reinforcement detailing and estimating services.

  • Light Gauge (Cold Form) Steel Detailing

    Shop drawing services for light gauge and cold-formed steel structures.

  • Miscellaneous Metal Detailing

    Detailing services for miscellaneous metalwork including stairs, railings, ladders, canopies, and solar panel support structures.

Shop Drawings & Engineering

Accurate fabrication drawings, structural calculations, and licensed engineering stamps.

  • Fabrication Shop Drawings

    Detailed shop and erection drawings tailored to client fabricator standards.

  • Glazing Shop Drawings

    Drafting and detail drawings for glass and glazing system installations.

  • Structural Calculations & PE Stamping

    Structural analysis and professional engineering stamps provided across all 50 states.

BIM & 3D Services

Digital spatial capture and modeling services to support clash detection and coordination.

  • Scan to BIM

    Conversion of on-site laser scan data and point clouds into Revit models.

  • 3D Modeling

    Accurate 3D structural modeling used for constructability reviews and planning.

  • 3D Laser Scanning

    On-site laser scanning for accurate as-built documentation and project management.

Estimating & Takeoff

Material takeoff and cost estimating services to optimize project procurement.

  • Quantity Takeoff and Estimating

    Comprehensive material takeoff and structural estimating services.

  • Rebar Estimating

    Detailed reinforcing steel takeoffs and volume estimates.

  • Steel Takeoff Services

    Structural and miscellaneous steel quantity takeoffs for bidding.

Project Management Services

Scheduling and coordination services to keep construction projects on track.

  • CPM Scheduling

    Critical Path Method scheduling to streamline project planning and execution.

Industries

Commercial · Retail · Residential · Education · Healthcare · Laboratories · Government · Federal · Defense · Public Safety · Solar · Data Centers · Airports · Aviation · Rail · Transit · Bridges · Infrastructure · Industrial · Sports & Recreation · Petrochemical · Oil & Gas · Mining · Power Generation

Projects

Contemporary House Design, Rockville

Rockville, MD · Residential · 2023

Project details

A custom 32,000-square-foot contemporary residence featuring a four-floor structure, rooftop terrace, multiple balconies, a swimming pool, and a unique basement garage with a dual-purpose car turntable.

Summerline AAA Ballpark

Sports & Recreation

Project details

A recreational sports facility utilizing steel detailing and structural engineering support.

Edgewater Elementary School

Education

Project details

An educational facility utilizing steel detailing and engineering support.

McKinney Fire Station

Public Safety

Project details

A public safety facility utilizing steel detailing and structural engineering support.

Simsona Corporation - Engineering Firms