Master Trade Solutions for the Tri-State

Professional Solutions for Residential & Commercial Properties

Klempner is the Tri-State area’s premier multi-trade provider, built on over 20 years of field-tested experience. We eliminate the stress of managing multiple contractors by providing a unified team of NATE-certified HVAC technicians, master plumbers, and expert electricians. Whether you are building from the ground up or need an emergency repair, we bring corporate precision to every job site.

Organized van interior with shelves, tools, storage bins, and a clear central aisle to the front seats

HVAC (Heating & Cooling)

Our HVAC division, led by NATE-certified expertise, provides sophisticated solutions for the Ohio Valley’s unique climate. We focus on energy efficiency, system longevity, and absolute reliability.

Outdoor air conditioner unit beside a beige house, with electrical box and landscaped stones and shrubs

HVAC Installation

Modern Systems. Elite Performance.

High-efficiency replacements and new construction installs tailored to your property’s specific thermal needs.

HVAC gauges and tools beside an outdoor air conditioner unit, with coiled hoses and gloves

HVAC Repair

Rapid Response. Expert Diagnostics.

Fast, accurate troubleshooting and repairs for all makes and models to restore your climate control immediately.

Blue and red HVAC gauges with yellow hoses on an outdoor air conditioner unit

HVAC Maintenance

Preventative Care. Maximum Efficiency.

Comprehensive 21-point inspections and seasonal tune-ups designed to stop breakdowns before they happen.

Master Plumbing

From residential service calls to large-scale commercial new construction, our master plumbers deliver the highest standards of structural integrity and modern plumbing engineering.

Hand turning a valve on white bathroom pipes against a tiled wall

Service Plumbing

Expert Repairs. Durable Solutions.

Comprehensive repair services for leaks, fixtures, and piping systems to keep your property running smoothly.

Plumbing pipes in a framed house wall, with red and blue lines running vertically between studs

New Construction & Commercial

Building for the Future.

Full-scale plumbing design and layout for new builds and heavy-duty commercial infrastructure.

Worker kneeling to inspect a floor drain in a stainless-steel commercial kitchen

Drain & Sewer Services

Clear Flow. Professional Results.

Specialized drain cleaning and sewer line maintenance using industrial-grade technology to restore total flow.

Electrical Systems

We bring a "safety-first" corporate mindset to every electrical project. Our team handles everything from minor repairs to complex system overhauls with 20+ years of trade mastery.

Worker in a hard hat routing colorful cables through a wooden building frame

Electrical Installation

Modern Power. Professional Execution.

High-end installations for lighting, new circuits, and specialized equipment like home generators.

Industrial electrical panel with illuminated work light and organized wiring, cables, and circuit breakers

Electrical Repair

Reliable Fixes. Zero Risks.

Safe troubleshooting and repair of breakers, wiring, and outlets to ensure your system meets all safety codes.

Open electrical breaker panel with multicolored wiring in a wall recess

Safety Inspections & Upgrades

Compliance. Protection. Performance.

Detailed audits of your electrical infrastructure and panel "heavy-up" upgrades for modern power demands.

Remediation

klempner's team provides professional, rapid-response remediation to stabilize your property after water events. We focus on structural integrity and thorough drying to prevent long-term damage.

Portable power station with connected cables, blue speakers, and a handheld device on a wooden floor

Water Damage Remediation

Rapid Response. Structural Security.

Industrial-grade water extraction, dehumidification, and structural drying to safeguard your property after a flood or leak.