G.D. Gazis, LLC
Structural Engineers and Construction Managers

Areas of Practice

Areas of Practice


We have structural engineering and design experience with a wide array of building types including commercial and residential, heavy industrial, foundries, underground structures, bus garages, storage facilities, warehouses, manufacturing and food processing plants. Our services range from initial planning and preliminary design to the production of final engineering and construction documents.


The city of Chicago requires a critical examination be conducted on a regular basis for roof-top water tanks and water tank supports, fire escapes, antenna towers, canopies, metal cornices, sign supports, flag poles and other metal structures susceptible to deterioration due to weather. Further, the exterior of high rises should be inspected periodically as part of the city of Chicago’s Exterior Wall Program for High Rises.  

As a registered licensed structural engineering firm, G.D. Gazis, LLC is qualified to conduct critical examinations and inspections, and generate the reporting required by the building department, including; the Architectural and Structural Iron Inspection Report; Critical and Invasive Examination Report for Water Tanks; and, Exterior Wall Ongoing Inspection and Repair Report (short-form or critical examination) for the Maintenance of High-Rise Exterior Walls and Enclosures.

Construction Loan Draw Inspections

G.D. Gazis, LLC has worked with numerous lenders to ensure an efficient construction loan draw process. We have conducted payout inspections for a broad array of construction projects, including, single family residential, multi-unit residential (multi-story), commercial, and industrial buildings.

Construction management

G.D. Gazis, LLC offers comprehensive construction management services. We oversee the planning, design, procurement and construction of a project from conception to completion.

building envelope 

G.D. Gazis, LLC has extensive experience providing engineering services and construction oversight for the restoration of building envelopes consisting of brick, terracotta, stone, concrete, steel and wood. Building facades typically deteriorate due to flawed construction quality, poor materials and lack of general maintenance. We perform a detailed survey of the façade, identify the damaged areas, determine the cause and work closely with building owners, property managers, and general contractors to develop a customized repair program.    


G.D. Gazis, LLC offers pre-construction technical review and planning services to ensure that a systematic and productive construction process is implemented throughout the lifecycle of a project. We prepare specifications and budget figures; perform constructability reviews and form staging and sequencing plans so that the construction process is efficient.

Structural InspectionS

We have experience evaluating buildings with structural damage stemming from a variety of causes, including; wind loading, flooding, ice and snow loading, fires and explosions, mechanical impact from vehicles and debris, foundation settlement, and vibration due to nearby construction. We identify the cause of the problem and come up with appropriate repair solutions.