Residential Services Commercial Services

Commercial New Construction

Expert Mechanical Contractors to help you safely complete your project on-time and on-budget.

Call Us (405) 265-4695

Book Service Online

Past Projects

First National Center

The Harlow Apartments

Mustang Elementary Sunset Hill

OSU Central Marketplace

OK County Health Department

FAA CAMI building HVAC Upgrade

PC Gym Addition

Public Strategies

Scissortail Park Spark Cafe

Centennial Fountain repairs

Shawnee High School

Smile Arts Dental Office

Weatherford Middle School

Commercial Construction HVAC

Commercial Construction Plumbing

Why Choose Us

Locally Owned & Family Operated

Why Choose Lieber Mechanical

76 years

A family tradition since 1949

2,600+

Customers served

A growing base of satisfied clients.

4.9

Star Rating

Excellence backed by customer satisfaction.

150+

Five-Star Reviews

Proven quality and reliability.

Schedule HVAC Contractor Services in Westbury, OK

We specialize in HVAC and plumbing solutions for new commercial buildings, ensuring high-quality system design, professional installation, and compliance with all industry standards. Whether it’s a small business or a large facility, we deliver efficient, reliable, and scalable systems tailored to your project’s needs.

Technicians installing HVAC equipment on a commercial new construction project rooftop. For Commercial New Construction services in Yukon, OK, contact Lieber Mechanical Plumbing, Heating & Air Conditioning.

What to Expect When You Schedule HVAC or Plumbing Service

Contact us by phone or online to schedule service. We confirm the issue, arrival time, and next steps so there’s no guesswork.

Accurate Diagnosis and Practical Options

We identify the cause of the problem and explain your options clearly, helping you choose the best solution for your home and budget.

Reliable Repairs and Clean Completion

Our team completes work efficiently, verifies proper operation, and leaves your home clean and comfortable before we go.