General Building Maintenance
Routine and emergency repairs that keep your building running. From structural repairs to interior upkeep — one team handles it all.
Full Details →Maintenance
Keep your facility safe, compliant, and running at peak condition with GGT's comprehensive maintenance services.
Roofing & Waterproofing
Commercial roofing, waterproofing membranes, and protective coatings. Chicago-rated systems backed by written warranty.
Full Details →Commercial Painting
Interior and exterior commercial painting, industrial coatings, and surface preparation — executed with zero disruption to your operations.
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Technical Trades
Licensed, certified technicians for every building system — installation, maintenance, and 24/7 emergency response.
Commercial Plumbing
Full-service commercial and industrial plumbing across all scales. Preventive maintenance programs available.
Full Details →Electrical Contracting
Licensed electrical contracting, Illinois DCEO certified. Panel upgrades, lighting systems, code compliance.
Full Details →HVAC Services
Commercial heating, ventilation, and air conditioning. Installation, seasonal maintenance contracts, and emergency service.
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Compliance & Safety
Protect your people, your property, and your business with GGT's compliance and fire protection services.
Facilities Compliance
Illinois building codes, OSHA standards, and Chicago municipal regulations. Audit-ready documentation and inspection preparation.
Full Details →Fire Protection
NFPA compliant suppression systems, sprinkler installation, alarm panels, and annual inspection services.
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Design & Development
From design through to occupancy — GGT manages the full construction lifecycle for commercial and industrial projects.
Design & Construction
Tenant improvements, commercial builds, and construction framework contracting. Design through to handover, one partner throughout.
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Not Sure Which Service You Need?
Tell us about your facility and we'll recommend the right approach — no obligation, no pressure.
Talk to Our Team