GS
Licensed HVAC & Electrical · Northwest Chicago Suburbs
One contractor.
Two trades.
Built for homes and businesses.
Gold Shield is a fully licensed HVAC and Electrical contractor serving residential homeowners and commercial facilities across the northwest Chicago suburbs. One call covers both trades — no coordination overhead, no gaps in coverage.
HVAC · Residential & Commercial
Electrical · Residential & Commercial
511+
5-Star
Reviews
Reviews
4.9★
Average
Rating
Rating
10 yrs
Family Owned
Since 2016
Since 2016
24/7
Emergency
Available
Available
24/7 emergency response · Residential & Commercial
Licensed. Certified. Dual-Trade.
Every credential we carry applies to both HVAC and Electrical work — for homes and commercial facilities.
HVAC License #24-00037481State of Illinois — Residential & Commercial HVAC
Electrical License #ECC95452-6State of Illinois — Residential & Commercial Electrical
NATE Certified TechniciansNorth American Technician Excellence — the industry's highest standard
BBB A+ Rating4.9 stars · 511 verified reviews across platforms
EPA License #643487531610Refrigerant handling certification — all systems
Family Owned Since 2016Not PE-backed. Not a franchise. Local and accountable.
⚡
Tesla Certified Installer Authorized for Powerwall, Solar, and EV Charging installation
Residential service calls · Commercial accounts · Emergency dispatch
Who We Serve
HVAC and Electrical for homes and businesses — handled by one team.
Whether you're a homeowner needing a furnace replaced or a facility manager keeping a commercial building running, Gold Shield brings the same licensed, documented, process-driven approach to every job.
Residential
Homeowners & Property Owners
From furnace tune-ups to full electrical panel upgrades, we handle everything your home needs — across both trades. No subcontracting, no runaround.
Heating & Cooling repair, maintenance, replacement
Electrical panels, wiring, generators, EV chargers
Indoor air quality — filtration, humidifiers, ventilation
GSS Club annual maintenance membership
$149 System Evaluation — HVAC + Electrical
Commercial
Businesses, Facilities & Property Managers
Commercial HVAC and Electrical that keeps your facility running. Rooftop units, make-up air, boilers, electrical service upgrades, generators — we handle the mechanical and electrical backbone of your building.
RTU, MUA, split systems, boilers — service & installation
Commercial electrical — panels, lighting, service upgrades
Standby generator installation and maintenance
Preventive maintenance contracts for commercial facilities
24/7 emergency response for commercial accounts
Our Trades
Two licenses. One team. Everything covered.
Most contractors specialize in one trade. Gold Shield is fully licensed and staffed for both — which means you get coordinated work, fewer vendors, and one point of accountability.
HVAC Services
Illinois License #24-00037481 · NATE Certified · EPA #643487531610
Furnace & Boiler Repair and Installation All brands, all fuel types — forced air, radiant, hydronic. Residential and commercial. Heating services →
Air Conditioning & Heat Pumps Central AC, ductless mini-splits, heat pumps, rooftop units. Proper load calculation on every install. Cooling services →
Commercial HVAC RTU, MUA, commercial boilers, split systems — service, maintenance, and installation for commercial facilities. Commercial HVAC →
Maintenance Contracts & GSS Club Annual tune-ups for residential and commercial systems. Priority scheduling, written reports, documented performance tracking. GSS Club membership →
Indoor Air Quality Whole-home filtration, humidifiers, dehumidifiers, ERV/HRV ventilation systems. Air quality services →
Electrical Services
Illinois License #ECC95452-6 · Tesla Certified Installer
Electrical Panels & Service Upgrades Panel replacements, service upgrades, subpanel additions — residential and commercial. Permitted and inspected. Electrical panels →
Commercial Electrical Lighting, service upgrades, machine circuits, generator tie-ins, and electrical maintenance for commercial facilities. Commercial electrical →
Standby Generator Installation Whole-home and commercial standby generators — installation, permitting, transfer switches, and maintenance contracts. Generator services →
Tesla Powerwall & EV Charger Installation Certified Tesla installer for Powerwall home battery and Level 2 EV charging — all vehicle brands, permitted and inspected. Tesla installations →
Wiring, Lighting & Home Automation Rewiring, lighting design, home automation, surge protection — residential and light commercial. Wiring & more →
How We Work
We diagnose before we recommend. For every job.
Whether it's a homeowner's furnace or a facility manager's rooftop unit, our approach is the same: measure first, explain clearly, document everything. No guessing. No pressure. No cutting corners.
✓
Measurements before recommendationsWe take real readings — airflow, pressures, temperatures, electrical loads — before suggesting any work. You see the data that justifies it.
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Written reports on every visitResidential tune-up or commercial service call — you get a documented report with findings, measurements, and recommendations. Every time.
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One team, both tradesNo subcontracting. No "we only do HVAC, you'll need to call an electrician." Our licensed techs handle both, which means tighter coordination and one point of accountability.
✓
24/7 availability — residential and commercialEmergencies don't follow business hours. We're reachable around the clock for both homeowners and commercial accounts.
✓
Independent — not PE-backed, not a franchiseOur reputation is our business. No investor pressure to upsell, no corporate quotas. Just the right work, done right.
511+
Verified 5-star reviews across Google, Yelp, HomeAdvisor & BBB
4.9★
Average rating across all review platforms
2
Full trade licenses — HVAC and Electrical, both residential and commercial
10
Years serving the northwest Chicago suburbs as a family-owned business
Why dual-trade matters for commercial clients
Most facilities rely on separate HVAC and electrical contractors — which means two schedules, two vendors, and gaps when problems cross trades. Gold Shield's single-source coverage for both means faster diagnosis, better coordination, and one relationship to manage. Whether it's a rooftop unit tied to a building's electrical infrastructure or a generator that feeds both mechanical and lighting systems — we handle it without passing you to someone else.
Our Process
What to expect when you call Gold Shield
Same process, every time — whether it's a residential service call or a commercial maintenance visit.
01
We Listen First
You describe what's happening. We ask the right questions — not to qualify you for a sale, but to understand your system before we arrive. Residential or commercial, we prepare before we show up.
02
We Measure, Not Guess
On-site, we take real measurements — airflow, temperatures, pressures, refrigerant levels, electrical loads. Root causes, not just symptoms. Everything documented in real time.
03
We Explain in Plain Language
No jargon. No pressure. You see what we found, what it means, and what we recommend — in writing. You make the call with complete information.
04
We Do the Work Right
Every installation follows manufacturer specs and is commissioned to verify performance. Repairs are tested before we leave. 100% satisfaction guaranteed.
05
We Stay Available
Residential members get priority through the GSS Club. Commercial accounts can set up service agreements. Either way — we're available 24/7 when something comes up.
Start With a System Evaluation
The right first step for homeowners — and a smart baseline for new commercial accounts.
$149— credited toward any work
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Full HVAC assessment — airflow, temps, pressures, refrigerant
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Electrical panel inspection — age, capacity, safety, load
✓
Ductwork inspection — leakage, insulation, airflow efficiency
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Equipment lifespan projections — know what you have
✓
Written PDF report — findings, photos, priority action list
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No-pressure consultation — your questions answered honestly
Commercial account? Let's talk.
Service agreements · Priority response · Both trades covered
Residential · HVAC
★★★★★
"We have trusted Gold Shield for all of our HVAC needs for many years. They arrive on time, whether to install equipment, provide seasonal service, or clean the vent system. Courteous, respectful, and charge a fair price."
Commercial · HVAC
★★★★★
"Extremely professional and knowledgeable of zone systems for boilers and radiant floor heating. I highly recommend them for any HVAC needs. They were able to fix my cold room issue and are always available when you need them."
Residential · Electrical
★★★★★
"Gold Shield was prompt, gave me alternatives to solving my electrical problem, and was able to complete the work the same day. Brandon was very knowledgeable and did a great job. A pleasure to work with."
Residential · HVAC + Electrical
★★★★★
"The owner Art is by far the best contractor you will ever hire. You will get a man who truly cares about his customer and will provide you with a one-of-a-kind solution custom fit to your needs. Highly recommended."
Commercial · Electrical
★★★★★
"I just want to express how polite, tidy, on time, and well-spirited every technician was. It's hard to find good help — I appreciate the time spent to make sure everything worked perfectly. Thanks for giving 110%."
Residential · HVAC
★★★★★
"My AC stopped working last summer — I called and they dispatched a tech the same day. The experience was smooth from scheduling to payment. I appreciated the communication and professionalism throughout."
Service Areas
We serve homes and businesses across 40+ communities
Gold Shield covers the northwest and west Chicago suburbs for both residential and commercial HVAC and Electrical work. If your facility or home is in the area, we can help.
Don't see your location? Call 847-469-9934 — we may still serve your area.
View Full Service Map → Barrington South Barrington Glenview Northbrook Deer Park Lake Barrington Arlington Heights Algonquin Bartlett Elgin Carpentersville Cary Des Plaines Hoffman Estates Huntley Lake in the Hills Palatine Buffalo Grove Wheeling Mt. Prospect Prospect Heights Inverness Kildeer Barrington Hills North Barrington Fox River Grove Crystal Lake West Dundee East Dundee Gilberts Hampshire Park Ridge Niles Elk Grove Pingree Grove Lakewood
FAQ
Questions from homeowners and facility managers
Straight answers. Call 847-469-9934 if you need more.
Call Us Now →Do you handle both HVAC and Electrical, or just one trade?
Both. Gold Shield holds separate Illinois licenses for HVAC (#24-00037481) and Electrical (#ECC95452-6). Our technicians are licensed and staffed for both trades — no subcontracting. This means one call covers your mechanical and electrical needs, with one team accountable for both.
Do you work with commercial clients or just residential?
Both. Commercial work represents a significant portion of our business. We service and install rooftop units, make-up air units, commercial boilers, standby generators, and commercial electrical systems. We also offer commercial maintenance contracts for facility managers who need documented, scheduled service on a predictable schedule.
What does a commercial maintenance contract with Gold Shield look like?
Commercial contracts are custom-scoped based on your equipment and facility. We start with an on-site assessment, then propose a schedule and scope that covers your HVAC and/or Electrical systems. You get documented service records, priority response, and a single vendor for both trades. Call 847-469-9934 to start the conversation.
How quickly can you respond to a commercial HVAC or electrical emergency?
Gold Shield offers 24/7 emergency availability for both residential and commercial accounts. For commercial clients on service agreements, response is prioritized. Call 847-469-9934 any time — day or night.
What is a System Evaluation and is it worth it?
A System Evaluation is a 90-minute documented assessment of your HVAC and Electrical systems. We measure airflow, temperatures, pressures, refrigerant levels, and inspect your electrical panel — then deliver a written PDF report with findings, photos, and a priority action list. The $149 fee is credited toward any work performed. It's the right starting point for any new relationship, residential or commercial.
Are you licensed and insured in Illinois?
Yes. Gold Shield holds HVAC License #24-00037481, Electrical License #ECC95452-6, and EPA License #643487531610. We are NATE-certified and carry an A+ rating with the Better Business Bureau. We are also a certified Tesla installer for Powerwall and EV charging equipment. Full insurance documentation is available on request for commercial projects.
What brands do you install and service?
Gold Shield services all makes and models regardless of who installed them. Our certified brand partners include Trane, Mitsubishi, Navien, Rheem, Leviton, Siemens, and Tesla. We don't turn down service calls based on brand.
What is the GSS Club maintenance membership?
The GSS Club is our residential annual maintenance membership. Members receive annual HVAC tune-ups (up to 46-point inspection), priority scheduling, 5% off equipment replacement, and written reports after every visit. Plans start at $99/year and can be purchased online. Commercial clients can discuss equivalent service agreements by calling us.
One contractor. Both trades. Ready when you are.
Whether you're a homeowner scheduling a tune-up or a facility manager looking for a reliable dual-trade contractor — Gold Shield is the call that covers it.