Insights

Market Expansion Rock Energy Systems oversees three leading brands in space heating – Clean Burn, Lanair, and SunFire – with recent acquisitions expanding their footprint in the waste oil heater market. This suggests opportunities to cross-sell updated or upgraded heating solutions to a broader customer base and to geographic regions impacted by the acquisitions.

Industrial Synergy With revenue in the tens of millions and a focus on waste oil furnaces and boilers, there is potential to position value-added maintenance contracts, retrofit upgrades, and compatible fuel solutions to current users of motor oil and petroleum-based fluids.

Acquisition Momentum The company’s history of acquisitions, including Northwoods Energy and Energy Logic, indicates a growth plan that may favor channel partners and distributors aligned with an integration strategy, creating opportunities for OEM collaborations, co-marketing, and expanded service networks.

Industry Leadership As the nation’s largest manufacturer and distributor of waste oil space heater products post-2019 acquisition, there is potential to leverage thought leadership and case studies in sales outreach to facilities with similar heating needs, highlighting reliability, efficiency, and total cost of ownership.

Sustainability Fit Products powered by used motor oils and petroleum fluids position Rock Energy Systems to engage with customers pursuing waste-to-energy style efficiency improvements and regulatory compliance benefits, offering energy recovery angles, fuel compatibility education, and bundled service plans.

Rock Energy Systems LLC Tech Stack

Rock Energy Systems LLC uses 8 technology products and services including Site Kit, WordPress, Mailgun, and more. Explore Rock Energy Systems LLC's tech stack below.

  • Site Kit
    Analytics
  • WordPress
    Content Management System
  • Mailgun
    Email
  • Microsoft 365
    Email
  • JSON-LD
    Javascript Frameworks
  • jQuery UI
    Javascript Libraries
  • reCAPTCHA
    Security
  • Microsoft IIS
    Web Servers

Rock Energy Systems LLC's Email Address Formats

Rock Energy Systems LLC uses at least 1 format(s):
Rock Energy Systems LLC Email FormatsExamplePercentage
First.Last@rockenergysystems.comJohn.Doe@rockenergysystems.com
87%
FirstLas@rockenergysystems.comJohnDoe@rockenergysystems.com
9%
LastF@rockenergysystems.comDoeJ@rockenergysystems.com
4%

Frequently Asked Questions

What is Rock Energy Systems LLC's official website and social media links?

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Rock Energy Systems LLC's official website is rockenergysystems.com and has social profiles on LinkedIn.

How much revenue does Rock Energy Systems LLC generate?

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As of August 2026, Rock Energy Systems LLC's annual revenue is estimated to be $10M - $25M.

What is Rock Energy Systems LLC's NAICS code?

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Rock Energy Systems LLC's NAICS code is 333 - Machinery Manufacturing.

How many employees does Rock Energy Systems LLC have currently?

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As of August 2026, Rock Energy Systems LLC has approximately 42 employees across 1 continents, including North America. Key team members include Vice President Sales And Marketing: T. B.Controller: M. A.Marketing Manager: K. D. M.. Explore Rock Energy Systems LLC's employee directory with LeadIQ.

What industry does Rock Energy Systems LLC belong to?

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Rock Energy Systems LLC operates in the Machinery Manufacturing industry.

What technology does Rock Energy Systems LLC use?

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Rock Energy Systems LLC's tech stack includes Site KitWordPressMailgunMicrosoft 365JSON-LDjQuery UIreCAPTCHAMicrosoft IIS.

What is Rock Energy Systems LLC's email format?

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Rock Energy Systems LLC's email format typically follows the pattern of First.Last@rockenergysystems.com. Find more Rock Energy Systems LLC email formats with LeadIQ.

When was Rock Energy Systems LLC founded?

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Rock Energy Systems LLC was founded in 2011.
Rock Energy Systems LLC logo

Rock Energy Systems LLC

Machinery ManufacturingWisconsin, United States11-50 Employees

Rock Energy Systems LLC is a Wisconsin-based manufacturer focused on space heating equipment. The company owns three brands—Clean Burn, Lanair, and SunFire—that provide portable radiant heaters, waste-oil furnaces, and boilers. Their systems generate heat by burning used motor oils and other petroleum-based fluids commonly used in engines, with production centered in Janesville.

The business serves customers seeking heating solutions that can utilize waste oil as fuel, embedding itself in a niche within the machinery manufacturing sector. In August 2023, Rock Energy Systems expanded through the acquisition of Northwoods Energy LLC.

Section iconCompany Overview

NAICS Code
333 - Machinery Manufacturing
Founded
2011
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    Rock Energy Systems LLC's revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    Rock Energy Systems LLC's revenue is estimated to be in the range of $10M - $25M

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