What services does CJH Mechanical Inc. offer?

CJH Mechanical Inc. offers a full range of professional heating, ventilation, and air conditioning (HVAC) services, including industrial and commercial HVAC repair, design-build and mechanical contracting, air conditioning and chillers, heating and boilers, refrigeration service and repair, system maintenance, and high-efficiency replacements.

What areas do they serve?

CJH Mechanical Inc. serves the Dayton, Cincinnati, and Columbus, OH areas, providing commercial and industrial HVAC systems and services.

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CJH Mechanical

$5.0M revenue • 25 employees

Last Updated Apr 1, 2026

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Company Overview

Company Name

CJH Mechanical

Website

cjhmechanical.com

Phone

(937) 572-5844

Approx. Annual Revenue

$5.0M

Employees

Established

2010

Google Reviews

5.0 (2 reviews)

Google Business Category

HVAC contractor

About CJH Mechanical

CJH Mechanical Inc is a leading provider of industrial and commercial HVAC repair services in the Dayton, Ohio area. The company has been serving businesses since 2000 and offers a range of services, including design-build, system maintenance, and 24-hour emergency response. CJH Mechanical is known for its expert technicians and commitment to customer satisfaction.

Business Profile

Read from the CJH Mechanical website on Oct 27, 2026. Hover an item to see the exact wording it came from.

How CJH Mechanical works

24/7 emergency serviceⓘ

Licenses, certifications & awards

EPA CertifiedCompliance certified Industry certified
Licensed and InsuredLicensed Insured Bonded
Mechanical Contractors Association MemberAssociation member

Ownership (as declared by the business)

Veteran-owned

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2026; Detailed service pages and FAQ

Recent changes

What changed on the CJH Mechanical website and Google listing, as detected by Coldlytics on each visit.

Oct 27, 2026
Estimated headcount moved from 2-5 to 21-50 employees
Oct 27, 2026
Google Ads pixel installed
Oct 27, 2026
Website is back online

Coldlytics tracks changes like these across millions of businesses, so you can reach companies the moment they add a pixel, start hiring, or switch software.

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CJH Mechanical

Company Overview

Company Name

Website

Phone

Approx. Annual Revenue

Employees

Established

Google Reviews

Google Business Category

About CJH Mechanical

Business Profile

How CJH Mechanical works

Licenses, certifications & awards

Ownership (as declared by the business)

About the website

Recent changes

HVAC Companies near OH

Frequently Asked Questions about CJH Mechanical

What services does CJH Mechanical Inc. offer?

What areas do they serve?

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Technologies Used

Social Profiles

Key Decision Makers