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50+ Years
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Your Trusted HVAC & Plumbing Experts in Oklahoma City
Lieber Mechanical has been a trusted provider of HVAC and plumbing services in Oklahoma City for 76 years. Founded in 1949 by Carl M. Lieber, our family-owned business has built a legacy of honest workmanship and community commitment. With over 2,600 satisfied customers and a 4.9-star rating, we specialize in residential and commercial HVAC systems, plumbing solutions, and water quality services. Our team of licensed professionals delivers expert repairs, installations, and maintenance programs tailored to client needs.

We prioritize customer satisfaction through transparent communication, advanced leak detection technology, and energy-efficient solutions. Backed by 150+ five-star reviews, our 76-year tradition of excellence continues under third-generation leadership. We serve Oklahoma City and surrounding areas including Edmond, Yukon, Mustang, and Moore with reliable, long-lasting service.
Services
HVAC Repair Plumbing Installation Water Quality Commercial HVAC Maintenance Programs Geothermal Systems Tankless Water Heaters Sewer Line Repair Air Conditioning Heating Services
Details
  • Year established: 1949
Highlights and features
  • Locally owned & family-operated since 1949
  • 76 years of quality service in Oklahoma City
  • 2,600+ satisfied residential & commercial clients
  • 4.9-star rating with 150+ five-star reviews
  • Licensed, insured, and background-checked technicians
Associations and certifications
  • Mechanical Contractor License: OK 004632
  • Plumbing Contractor License: OK003957
What people say
Fast reliable service Expert technicians Prompt emergency response Transparent pricing Long-term solutions
Services
HVAC Repair
Our HVAC repair service addresses central air, multi-zone, and geothermal systems with fast diagnostics and reliable fixes. Technicians handle refrigerant issues, compressor failures, and hybrid system malfunctions. We restore cooling and heating efficiency while minimizing system downtime for Oklahoma City homeowners and businesses.
Plumbing Installation
We install water heaters, tankless systems, sewer lines, and modern fixtures with precision and code compliance. Our team specializes in sump pump installations and re-piping projects for residential and commercial properties. All installations use durable materials to ensure long-term functionality and water efficiency in Oklahoma homes.
Water Quality
Our water quality services include softener installation, filtration systems, and comprehensive testing for hardness and contaminants. We provide customized solutions to improve taste, reduce mineral buildup, and ensure safe drinking water. Professional assessments identify specific treatment needs for homes and businesses in the Oklahoma City area.
Commercial HVAC
We deliver HVAC solutions for commercial new construction and maintenance projects across Oklahoma City. Our services include system installations, emergency repairs, and customized maintenance agreements. With expertise in large-scale systems, we ensure energy efficiency and reliability for businesses while minimizing operational disruptions through scheduled maintenance programs.
Maintenance Programs
Our residential and commercial maintenance programs feature annual tune-ups, filter replacements, and system inspections. HVAC plans include seasonal 30-point inspections, while plumbing programs offer camera inspections and hydro jetting. These services extend equipment lifespan, improve efficiency, and prevent costly emergency repairs for Oklahoma City properties.
People
Craig Carroll
Owner
Third-generation leader with 40+ years in HVAC and plumbing. Holds multiple licenses including Mechanical Contractor (OK 004632). Rebuilt family business in 2008, expanding operations to a 7,000 sq ft facility in Yukon while maintaining traditional values of honesty and quality workmanship.
Brian Murphy
Service Manager
28-year customer service leader with 10 years in HVAC management. Focuses on building client relationships and ensuring customer satisfaction through quality work. Prioritizes work-life balance and community connections in team leadership.
Josh Carroll
VP of Business Development
Business development leader driving growth strategies for Oklahoma City operations. Focuses on expanding service offerings while maintaining family business values. Coordinates with construction partners for commercial project execution.
George Christensen
VP of Construction
Construction management expert overseeing commercial HVAC and plumbing projects. Ensures timely, budget-conscious delivery of mechanical systems for new buildings across Oklahoma City and surrounding areas.
Stephanie Shelts
Office Manager
Operations leader managing day-to-day administrative functions. Coordinates between field technicians and customers to ensure smooth service delivery. Maintains organizational efficiency for the Yukon-based team.
Questions
Are you licensed and insured?
Yes, we hold Mechanical Contractor License OK 004632 and Plumbing Contractor License OK003957 with full insurance coverage for Oklahoma services.
Do you offer free quotes for new installations?
Yes, we provide free ACCA Manual J load calculations and system quotes with no 'back-of-napkin' estimates.
What areas do you serve?
We serve Oklahoma City and surrounding communities including Edmond, Yukon, Mustang, Moore, and Bethany.
What services do you offer?
We provide HVAC and plumbing services including repair, installation, maintenance, and water quality solutions for residential and commercial clients.
What sets Lieber Mechanical apart?
We combine 76 years of local experience with third-generation family ownership and 150+ five-star reviews for quality service.
Do you offer maintenance programs?
Yes, we offer HVAC and plumbing maintenance plans with annual tune-ups, priority scheduling, and 15% repair discounts.