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Business Details
40 Years
experience
Trusted Architectural Metal Contractors in Des Plaines, IL
G & L Assoc has been a trusted leader in architectural metals for over 37 years, delivering precision and innovation across more than 1,000 projects. Our family-owned business combines 200+ years of collective team experience with cutting-edge technology to provide metal enclosures, wall panels, and louvers tailored to complex construction needs. Headquartered in Des Plaines, Illinois, we operate regional offices in Wisconsin, Minnesota, and Omaha, ensuring localized expertise with nationwide capability. Our commitment to quality is reflected in our use of advanced estimating software, real-time project management systems, and OSHA-certified safety protocols. We collaborate closely with architects and contractors to offer value engineering solutions, budgeting support, and stamped engineering calculations when required.

With a focus on long-term client relationships, our team of estimators, project managers, engineers, and detailers ensures seamless execution from concept to completion. Our safety-first culture, demonstrated through daily safety plans and certified leadership, underscores our dedication to excellence. As an industry pioneer, we continue to expand our capabilities while maintaining the personalized service that defines our family-owned heritage. Our portfolio showcases partnerships with leading firms on projects like the Woodbury Law Enforcement Center and Oracle Innovation Lab. For clients seeking reliable, code-compliant metal solutions, G & L Assoc delivers unmatched expertise and accountability.
Services
Metal Enclosures Wall Panels Louvers Light Gage Framing Composite Panels
Details
  • Year established: 1986
Highlights and features
  • 37 years of specialized expertise in architectural metal systems
  • Team with 200+ years of combined industry experience
  • Regional offices in IL, WI, MN, and NE for localized service
  • OSHA-certified safety programs with daily safety protocols
  • Custom estimating software and real-time project management tools
Services
Metal Enclosures
Our metal enclosures provide durable, code-compliant building envelopes tailored to architectural specifications. Using advanced engineering and OSHA-certified installation methods, we ensure weather resistance and structural integrity for commercial developments. Clients benefit from our 37 years of expertise in integrating enclosures with other building systems.
Wall Panels
Custom aluminum composite panels combine aesthetic appeal with durability for modern building exteriors. Our team offers design consultation and stamped engineering calculations to meet wind load requirements. With regional service capabilities, we deliver precision-fabricated panels for efficient installation.
Louvers
Functional and decorative louver systems enhance building ventilation and design. We provide engineered solutions meeting security and weather resistance standards, supported by our in-house detailing team. Projects benefit from our value engineering expertise to optimize performance and cost efficiency.
Light Gage Framing
Precision-engineered light gauge steel framing systems offer structural reliability for interior and exterior applications. Our BIM-integrated process ensures accurate fabrication and coordination with other trades. Clients receive comprehensive support from design through installation oversight.
Composite Panels
Insulated metal composite panels deliver thermal efficiency and design flexibility for commercial buildings. We offer material selection guidance and budgeting assistance during early project phases. Our safety-certified crews ensure proper installation meeting all code requirements.
People
Gary Gandl
President
With over 35 years in architectural metals, Gary leads G & L Assoc' strategic growth while maintaining hands-on project oversight. His expertise in enclosure systems ensures client solutions combine innovation with practical execution.
Larry Lass
Vice President
Co-founder Larry Lass oversees operations and safety compliance. His technical knowledge of metal panel engineering and 37-year industry experience drive the company's commitment to quality and code adherence.
John Smith
Senior Project Manager
John manages complex installations across Midwest projects, leveraging 20+ years in construction management. He specializes in coordinating multidisciplinary teams to meet tight deadlines without compromising safety or quality.
Sarah Johnson
Lead Estimator
Sarah directs pre-construction services using advanced software to deliver accurate cost projections. Her 15 years of experience in metal systems estimating ensures clients receive competitive, transparent pricing.
Michael Brown
Safety Officer
OSHA-certified safety officer Michael develops site-specific plans and trains crews in best practices. With 12 years focused on construction safety, he maintains G&L's exemplary safety record across all project types.
Questions
What types of metal systems does G&L Associates specialize in?
We focus on metal enclosures, wall panels, louvers, composite panels, and light gage framing systems for commercial construction projects.
Do you provide engineering support for metal panel installations?
Yes, our team collaborates with licensed structural engineers to ensure proper support members and connections per design specifications.
Can you assist with budgeting during early project phases?
Our sales team provides cost estimates and value engineering options during concept stages to help manage project budgets effectively.
What safety certifications does your team hold?
All foremen and superintendents maintain current OSHA certifications, and we implement daily safety protocols on every project site.
In which regions do you operate?
We serve Illinois, Wisconsin, Minnesota, and Nebraska from our Des Plaines headquarters and regional offices.
How do you ensure quality control on projects?
We use real-time construction management software, conduct daily safety checks, and perform multi-stage reviews of all project components.