Structural Engineering and Design

At G.D. Gazis, we engineer the essential framework that makes your building safe, sound, and built to last. We partner with architects, developers, and builders to deliver intelligent, code-compliant structural designs that form the backbone of a successful project.

Local Expertise in Chicago Building Codes

Navigating the specific building codes of Chicago and its suburbs is our specialty. Our team has deep expertise in all municipal-adopted codes, including the Chicago Building Code (CBC), the International Building Code (IBC), and the International Residential Code (IRC), ensuring a smooth and compliant permitting process for your project.

Our Structural Design Services

We manage the structural integrity of your project throughout its entire lifecycle, from initial concept to final build.

• Conceptual & Feasibility Analysis: We determine the most effective and economical structural system to achieve your goals.

• Detailed Design & Engineering: Our team performs advanced analysis using the latest technical methods and analysis tools.

• Construction Documents: We produce precise, clear engineering drawings and plans that guide a seamless construction phase.

Project Types & Specializations

We provide expert structural design for a diverse portfolio of building types:

• Commercial & Residential

• Underground Parking Structures

• Bus Garages & Transit Facilities

• Warehouses & Storage Facilities

• Manufacturing & Industrial

• Food Processing Plants

• Institutional & Community

• Auxiliary Structures, including retaining walls, pergolas, pavilions, decks, gazebos, monumental signs, and equipment platforms

Ready to build with confidence? Contact us for expert structural engineering tailored to your project’s needs.

City of Chicago Inspection Reports and Certificates

As a registered and licensed structural engineering firm, G.D. Gazis is authorized to conduct specialized structural inspections and deliver compliance reports mandated by the City of Chicago’s building department, including Architectural and Structural Iron Inspection Reports, Critical Examination Reports for water tanks, Ongoing Inspection and Repair Program Reports for high-rise exterior walls and enclosures, Complex Demolition Structural Condition Reports, Structural Conditions Reports for violations, and Building Envelope Violation Rectification Reports. Our expert team ensures adherence to Chicago’s Municipal Code, providing precise, city-compliant documentation to address violations and support regulatory approval.

Need Chicago-compliant structural reports? Contact us to ensure your project meets city standards.

Construction Loan Draw Inspections

At G.D. Gazis, we provide thorough construction loan draw inspections for lenders and owners, ensuring contractors have completed all requested work for payment. As trusted owner’s representatives, we verify progress across every phase of construction—including structural components, mechanical systems, electrical installations, and finishes—ensuring compliance with AIA documentation standards. Our inspections cover single-family residential, multi-unit residential (multi-story), commercial, and industrial projects, supporting confident fund disbursements, including for non-escrowed projects. Our detailed inspection reports, aligned with AIA standards, provide clear, reliable documentation of completed work, streamlining the payment process.

Ready to move your project forward? Contact us to verify your contractor’s work and facilitate seamless fund disbursements.

Construction Administration

G.D. Gazis provides expert construction administration services, ensuring seamless execution of projects with a focus on structural integrity. Our dedicated team oversees all phases of construction, coordinating structural work, communicating with contractors, and conducting on-site inspections to verify compliance with design specifications. From project commencement to completion, we facilitate timely and efficient delivery across residential, commercial, and industrial projects.

Ready to ensure your project’s success? Contact us for professional construction administration tailored to your structural needs.

Building Envelope Restoration Solutions

G.D. Gazis specializes in engineering and oversight for building envelope restoration, focusing on structural integrity across materials like brick, terracotta, stone, concrete, steel, and wood. We conduct meticulous inspections to identify deterioration caused by flawed construction, subpar materials, or inadequate maintenance. By pinpointing root causes, we develop tailored repair programs in collaboration with building owners, property managers, and contractors, ensuring durable, high-performance solutions.

Need to restore your building’s envelope? Contact us for expert inspections and customized repair strategies.

Court Appointed Expertise

G.D. Gazis serves as a Court Appointed Expert in structural engineering, delivering impartial and authoritative insights for legal proceedings. Our team provides meticulous structural evaluations, detailed reports, and expert testimony to resolve disputes involving structural design, construction defects, or failures. With extensive experience across residential, commercial, and industrial projects, we ensure accurate, reliable, and unbiased analysis to support fair resolutions.

Need expert structural analysis for a legal case? Contact us to leverage our specialized expertise in your proceedings.

Comprehensive Structural Assessments

G.D. Gazis specializes in detailed structural assessments, identifying damage from diverse causes, including wind loading, flooding, ice and snow loading, fires, explosions, vehicle or debris impact, foundation settlement, and construction-related vibrations. Our meticulous evaluations pinpoint underlying issues, enabling us to recommend precise, effective repair strategies tailored to each project. We serve residential, commercial, and industrial clients, ensuring structural integrity and informed decision-making.

Facing structural damage? Contact us for expert assessments and repair solutions.

design consultations

Personalized sessions to understand your vision, assess your space, and provide expert guidance on style, layout, and functionality.

Spatial Planning
Strategic layout design to optimize flow, usability, and comfort—tailored to residential or commercial environments.

Material & Finish Selections
Curated recommendations for surfaces, textiles, fixtures, and finishes that align with your aesthetic and budget.

Construction Documentation
Detailed drawings and specifications to communicate design intent clearly to contractors and ensure smooth execution.