What are the company's licensing and insurance details?

The company is licensed and insured, having provided HVAC services to the Fox Valley area since

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Voyager DBDeep data on millions of local businesses, with verified decision-makers to reveal.Contact ResearchHand-built prospect lists from human researchers, delivered in 24 hours.People SearchFind owners and decision-makers by job title, seniority and department.Chrome ExtensionColdlytics in your browser - prospect any business as you browse the web.IntegrationsInstantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

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Haak Heating

$3.0M revenue • 1824 N Locust St, Appleton, WI, 54914, United States

Last Updated Aug 21, 2026

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Company Overview

Company Name

Haak Heating

Address

1824 N Locust St, Appleton, WI, 54914, United States

Website

haakheatinginc.com

Phone

(920) 734-6937

Approx. Annual Revenue

$3.0M

Established

2010

Google Reviews

4.5 (18 reviews)

Google Business Category

HVAC contractor

About Haak Heating

Haak Heating Inc. is a family-owned HVAC company based in Appleton, Wisconsin, offering a range of services including HVAC installation, thermostat services, filter replacements, and 24/7 emergency services. The company has been providing expert heating and cooling products and services to the Fox Valley area since 1950, with a focus on improving indoor air quality and offering convenient maintenance programs.

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Haak Heating

Company Overview

Company Name

Address

Website

Phone

Approx. Annual Revenue

Established

Google Reviews

Google Business Category

About Haak Heating

Companies near Appleton, WI

Frequently Asked Questions about Haak Heating

What are the company's licensing and insurance details?

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