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Same-Day Emergency Service

Commercial Refrigeration & HVAC Repair

Walk-in or reach-in down? Freezer failing? AC out? We come the same day — serving restaurants, hotels, grocery stores & food production across Chicago & NW Suburbs.

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We respond within 1 hour during business hours
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✓ EPA 608 Certified ✓ Licensed & Insured ✓ 10+ Years Experience ✓ 5★ Google Rated ✓ Family Business

Every Minute of Downtime Costs You Money

Walk-in went down?

Temperature rising, inventory at risk. Every hour without cold storage is money lost. We diagnose and repair same day.

Commercial AC failed?

Health code risk, uncomfortable staff, unhappy guests. Commercial businesses can't afford HVAC downtime — we respond fast.

Not cooling consistently?

Inconsistent temps lead to food spoilage and failed inspections. Don't wait for a full breakdown — call before it escalates.

Commercial Refrigeration

Walk-In Down?
Reach-In Acting Up?
We Fix It Fast.

From walk-in coolers to reach-in refrigerators and ice machines — we service all commercial cooling systems. EPA 608 certified for refrigerant work. Same-day emergency response available.

Schedule Refrigeration Service Commercial walk-in cooler door

Walk-in Cooler Repair & Maintenance

Temperature issues, compressor, door seals, evaporator

Walk-in Freezer Repair

Frost buildup, temperature loss, fan motors, refrigerant leaks

Reach-in Refrigerator & Freezer

All brands: True, Traulsen, Beverage-Air, Hoshizaki

Ice Machine Repair & Cleaning

Manitowoc, Scotsman, Hoshizaki — repair and descaling

Beer Cooler & Draft System Repair

Keg coolers, glycol systems, beer line refrigeration

Display Case & Merchandiser Repair

Open-air coolers, glass door merchandisers, deli cases

Equipment We Service: Walk-in Cooler Walk-in Freezer Reach-in Refrigerator Reach-in Freezer Prep Table Sandwich Table Chef Base Display Case Merchandiser Ice Machine Beer Cooler Draft System Undercounter Refrigerator Deli Case Ice Cream Machine

Restaurant & Kitchen AC Repair

Rooftop units, split systems, kitchen ventilation

Furnace & Heating Repair

Commercial furnace repair and heating system maintenance for businesses

Rooftop Unit (RTU) Repair

All major brands, emergency service, preventive maintenance

Preventive Maintenance Plans

Scheduled service to prevent breakdowns and reduce costs

Commercial HVAC

Keep Your Business
Comfortable.
Year-Round.

Commercial HVAC repair and maintenance for restaurants, hotels, and food facilities across Chicago & NW Suburbs. Fast response, honest pricing, no hidden fees.

Schedule HVAC Service Commercial rooftop HVAC unit

Trusted By Chicago-Area Businesses

If your business depends on refrigeration or climate control — we're your team.

Restaurants & Cafes

Hotels & Hospitality

Grocery & Retail Stores

Food Production & Catering

Senior Living Facilities

Office & Commercial Buildings

Why Businesses Choose T-Tech

Same-Day Response

We show up when it matters most. Emergency calls answered immediately — not tomorrow.

EPA 608 Certified

Licensed to handle refrigerants legally and safely. Not all technicians carry this certification.

Truly Local

Chicago & NW Suburbs only. No dispatch center, no delays. We know the area.

Transparent Pricing

Diagnostics before repair. Written estimate every time. No surprise charges.

Family Business

Our team personally stands behind every job. You're not calling a call center.

Built Around Commercial Clients

10+
Years in Business
200+
Commercial Clients
5★
Google Rating

T-Tech is a specialized division of Tadam Tech — a family-owned commercial equipment service company based in the Chicago suburbs. While Tadam Tech covers the full range of commercial appliance repair, T-Tech was created to focus exclusively on what matters most to food service and hospitality businesses: refrigeration and HVAC.

No subcontractors, no call centers. Just a dedicated team that knows commercial refrigeration and HVAC inside and out.

Simple Process, Fast Results

01

Call or Request Online

Tell us what's down and where. We pick up fast.

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02

Same-Day Dispatch

Our technician is on the way — usually within a few hours.

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03

Diagnosis & Estimate

Clear breakdown of the problem and cost before any work starts.

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04

Repair & Guarantee

90-day labor warranty on every repair. We stand behind our work.

What Our Business Clients Say

⭐⭐⭐⭐⭐ 5★ Google Reviews
⭐⭐⭐⭐⭐

"WIC went down and Tadam Tech came out the same day and made the repair within 24 hours of making the service call! Communication was great, it was a great experience! I will use them in my other locations!"

Seth Romano
Multi-Location Business Owner
⭐⭐⭐⭐⭐

"I work for a restaurant inside Woodfield Mall. I was having troubles with my walk-in cooler that needed to be fixed urgently. Natalie recognized the urgency and helped to send out Anton to fix the fan immediately. The issue had been fixed promptly and the service was quick!"

Chance Dominowski
Restaurant Manager, Woodfield Mall
⭐⭐⭐⭐⭐

"Our company worked with Tadam Tech on a project to replace equipment for our walk-in cooler and freezer at the hotel kitchen. Anton handled every aspect with exceptional professionalism. Natalia was fantastic with customer service. I manage 3 hotels and 1 office building. They are fantastic to work with, and have very competitive pricing."

Daniel Wagler
Manager, 3 Hotels & Office Building
⭐⭐⭐⭐⭐

"I manage a restaurant in Barrington. I have worked with Tadam several times now. They are excellent. Always willing to help no matter what time it is. Their technician gets to work and is efficient and honest about his work. Very fair in price."

Nancy Lazzaroni
Restaurant Manager, Barrington
⭐⭐⭐⭐⭐

"A few months ago this company fixed the evaporator on my work-in freezer and their work was extremely excellent. I will definitely call them again for any refrigeration problem I have. They were punctual and very serious about the work at all times."

Alexander Alvarez
Warehouse Manager
⭐⭐⭐⭐⭐

"Excellent service, very happy with repairs. Going forward we will be using them for any HVAC needs."

Chetan Patel
Hotel Owner

Equipment Down?
We'll Be There Today.

(847) 232-4770

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We respond within 1 hour during business hours
✓ Thank you! We'll call you back within 1 hour.

Service Areas

Chicago & Northwest Suburbs

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Chicago Buffalo Grove Vernon Hills Mundelein Libertyville Niles Lake Zurich Arlington Heights Schaumburg Hoffman Estates Palatine Des Plaines Northbrook Skokie Glenview Barrington Evanston Wheeling Highland Park Elk Grove Village Oak Park