Two-story suburban home lit at dusk, typical of the Cincinnati-area homes Excalibur fits with radon mitigation systems

Cincinnati's Radon Specialists

Protect Your Cincinnati Home From Radon

Professional radon mitigation solutions that reduce indoor radon levels and help protect your home and family, designed around your foundation, installed in a day, and verified with a post-installation test.

  • Radon Only
  • EPA Protocols
  • AARST Standard
  • Free Estimates

4.0 pCi/L

EPA Action Level

The EPA recommends fixing homes at or above this reading

1 in 15

U.S. Homes Affected

EPA estimate of homes with elevated indoor radon

ANSI/AARST

Installation Standard

The national consensus standard we build systems to

3-6 hrs

Typical Install Time

Most residential systems finish in a single visit

Cutaway illustration of radon soil gas entering a home through basement slab cracks and being vented outside by a mitigation pipe

Why Radon Matters

An invisible gas that Ohio Valley soil produces in abundance

Radon is a colorless, odorless radioactive gas released as uranium in soil and rock breaks down. You cannot see it, smell it, or taste it. The only way to know your level is to test.

Much of Southwest Ohio and Northern Kentucky sits in an EPA radon zone associated with elevated indoor readings. The region's glacial soils and limestone-shale bedrock both generate radon and give it pathways into basements through slab cracks, sump pits, block walls, and utility penetrations.

The EPA identifies radon as the second leading cause of lung cancer in the United States, linked to roughly 21,000 deaths a year, and the leading cause among people who have never smoked. The risk compounds for smokers: radon and cigarette smoke together carry a higher risk than either one alone.

Mitigation reverses the pressure that pulls soil gas indoors. A sealed suction point beneath the slab, connected to a continuously running fan and vented above the roofline, routes the gas outside before it ever reaches your living space.

Learn more about radon in the FAQs

The Risk, And The Fix

Radon is a serious problem with a solved answer

Nobody wants to hear their home has a radioactive gas problem. The useful part is that radon is one of the few household hazards with a well-understood engineering fix and a test that proves it worked.

Why it matters

  • The EPA ranks radon the second leading cause of lung cancer in the US.
  • You cannot see it, smell it, or taste it. Testing is the only way to know.
  • Exposure adds up over years, and it affects everyone in the household.
  • For smokers the risk is higher still, beyond either factor on its own.

What mitigation actually does

  • A properly designed system lowers indoor radon, confirmed by a post-mitigation test.
  • It treats the whole house, not a single room or the basement alone.
  • You keep the result and the system details in writing, ready for a future sale.
  • The fan is quiet, draws about as much power as a light bulb, and runs continuously.

Services

Radon mitigation systems for every kind of building

From a single-family basement in Oakley to a multi-building commercial campus, every project starts with diagnostics and ends with a verified result.

Residential Radon Mitigation

Sub-slab depressurization systems designed around your foundation: basement, crawlspace, slab-on-grade, or a combination.

Learn more about Residential Radon Mitigation

Radon Testing

Continuous monitor and long-term testing that follows EPA measurement protocols, with a plain-English report you can actually use.

Learn more about Radon Testing

Post-Mitigation Testing

Every installation is followed by a verification test so you have documented proof the system is doing its job.

Learn more about Post-Mitigation Testing

Real Estate Radon Solutions

Transaction-speed testing and mitigation that keeps closings on schedule for buyers, sellers, and agents.

Learn more about Real Estate Radon Solutions

New Construction Radon Systems

Passive and active rough-in systems installed during the build, when the work is cleanest and least expensive.

Learn more about New Construction Radon Systems

Commercial Radon Mitigation

Schools, offices, daycares, and multi-family buildings: diagnostics, engineered design, and low-disruption installation.

Learn more about Commercial Radon Mitigation

How It Works

Five steps from first call to verified result

No surprises, no guesswork. Here's exactly what working with our Cincinnati crews looks like.

  1. 1

    Schedule Inspection

    Call or send a request and we'll set a visit that fits your week, usually within a few business days.

  2. 2

    Radon Testing

    We place a calibrated continuous radon monitor in the lowest livable level and follow EPA closed-house conditions.

  3. 3

    Custom System Design

    Diagnostics tell us where the soil gas is moving. We design suction points and routing around your home, not a template.

  4. 4

    Professional Installation

    Most systems are installed in a single day, with drop cloths down, sealed penetrations, and a tidy jobsite at the end.

  5. 5

    Post-Installation Testing

    A follow-up test confirms the reduction, and you receive documentation for your records or your closing file.

Why Choose Us

The details homeowners notice after the crew leaves

Local Geology

This region's limestone shale and older block foundations drive how systems get designed, from Hyde Park to Hebron.

EPA Best Practices

Testing and installation follow current EPA guidance and national radon mitigation standards.

Diagnostics First

Sub-slab communication gets measured before suction points are chosen, because placement decides the result.

Written Quotes

Pricing comes in writing after an on-site visit. No day-of add-ons, no pressure, no vague allowances.

Real Estate Timing

Inspection windows are short. A monitor test needs 48 hours, so radon belongs early in the period.

System Documentation

You get the post-mitigation test result and the system details in writing, for your records or a closing file.

Clean Installations

Straight pipe runs, discreet exterior routing, sealed penetrations, and finished spaces left the way we found them.

Excellent Communication

Arrival windows you can count on, photos of the finished work, and a person who answers the phone afterward.

Greater Cincinnati Area

Hamilton, Butler, Warren, Clermont, Boone, Kenton & Campbell counties

Coverage

Radon mitigation across Greater Cincinnati

Crews run daily routes across Hamilton, Butler, Warren, and Clermont counties in Ohio and Boone, Kenton, and Campbell counties in Kentucky. Select a community to center the map on it.

See every community we serve across Greater Cincinnati and Northern Kentucky.

FAQ

Radon questions we hear every week

Straight answers about testing, cost, timelines, and how the systems actually perform.

More questions? Read all our radon mitigation FAQs, including what a system costs and how long an install takes.

Free Estimate

Schedule Your Free Radon Estimate

Send a few details about your home and we'll follow up within one business day with pricing, scheduling, and a clear explanation of what your system would look like.

  • Written quote before any work begins
  • Most systems installed in a single day
  • Post-mitigation test included
  • Serving Ohio and Northern Kentucky
(513) 859-7678
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