Insights

Legacy Customer Base Longstanding family-owned operation serving Madison County for 65 years with a strong local presence, presenting a stable base for cross-sell opportunities in residential HVAC services, maintenance plans, and retrofit projects.

Expansion Potential Wide range of services including emergency service, precision tune-ups, retro-fit installations, new construction installations, and energy assessments indicates opportunities to upsell maintenance contracts, equipment upgrades, and energy efficiency retrofits for existing and new homes.

Energy Focus Commitment to whole-house system diagnostics and utility savings creates openings for energy-efficiency programs, smart thermostat integrations, IAQ improvements, and advanced heat pump or geothermal solutions with upsell potential during annual tune-ups.

Professional Network Active memberships in industry groups (ACCA, IGSHPA, IAQA) signal credibility and potential partnerships or referrals with builders, contractors, and property managers seeking trusted HVAC and IAQ partners.

Tech & Reach Adoption of modern tech stack and digital channels (CRM, marketing automation, analytics) supports targeted outreach, service scheduling optimization, and data-driven campaigns to win local homeowners and expand service territory.

Similar companies to Ernst Heating & Cooling

Ernst Heating & Cooling Tech Stack

Ernst Heating & Cooling uses 8 technology products and services including Microsoft Clarity, iCIMS, Amazon Web Services, and more. Explore Ernst Heating & Cooling's tech stack below.

Ernst Heating & Cooling's Email Address Formats

Ernst Heating & Cooling uses at least 2 email formats:
Ernst Heating & Cooling Email FormatsExamplePercentage
F_Last@ernstheating.comJ_Doe@ernstheating.com
50%
First.Last@ernstheating.comJohn.Doe@ernstheating.com
50%

Frequently Asked Questions

What is Ernst Heating & Cooling's official website and social media links?

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Ernst Heating & Cooling's official website is ernstheating.com and has social profiles on LinkedIn.

How much revenue does Ernst Heating & Cooling generate?

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As of October 2026, Ernst Heating & Cooling's annual revenue is estimated to be $25M - $50M.

What is Ernst Heating & Cooling's SIC code and NAICS code?

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Ernst Heating & Cooling's SIC code is 7699 - Repair Shops and Related Services, Not Elsewhere Classified and NAICS code is 81 - Other Services (except Public Administration).

How many employees does Ernst Heating & Cooling have currently?

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As of October 2026, Ernst Heating & Cooling has approximately 12 employees across 1 continents, including North America. Key team members include Installation Manager: C. W. Explore Ernst Heating & Cooling's employee directory with LeadIQ.

What industry does Ernst Heating & Cooling belong to?

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Ernst Heating & Cooling operates in the Consumer Services industry.

What technology does Ernst Heating & Cooling use?

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Ernst Heating & Cooling's tech stack includes Microsoft Clarity, iCIMS, Amazon Web Services, WordPress, Shopify, Microsoft 365, HubSpot and Piwik.

What is Ernst Heating & Cooling's email format?

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Ernst Heating & Cooling's email format typically follows the pattern of F_Last@ernstheating.com. Find more Ernst Heating & Cooling email formats with LeadIQ.

When was Ernst Heating & Cooling founded?

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Ernst Heating & Cooling was founded in 1951.
Ernst Heating & Cooling logo

Ernst Heating & Cooling

Consumer ServicesIllinois, United States11-50 Employees

Ernst Heating & Cooling is a small, family-owned HVAC and home comfort service provider serving homeowners in the Madison County region of Illinois, including the Metro-East area, for 65 years. The company emphasizes ongoing training and continuing education for its team to advance industry practices. Its service mix includes emergency service, precision tune-ups, retro-fit installations, new construction installations, and energy assessments.

Ernst Heating & Cooling participates in professional organizations such as the Air Conditioning Contractors of America, the International Ground Source Heat Pump Association, and the Indoor Air Quality Association. It approaches comfort issues by treating the home as a system and communicates openly with customers about ways to reduce monthly utility costs. With a third-generation Ernst on board, the business remains rooted in the Hamel location and the broader Metro-East community.

Section iconCompany Overview

SIC Code
7699 - Repair Shops and Related Services, Not Elsewhere Classified
NAICS Code
81 - Other Services (except Public Administration)
Founded
1951
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Ernst Heating & Cooling's revenue is estimated to be in the range of $25M - $50M

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