What Rogue Combustion does

Rogue Combustion, LLC is a private industrial combustion company that designs and commercializes ultra-low- and near-zero-NOx burners, boilers, enclosed flares, and combustion-control systems. It serves industrial and commercial facilities, process plants, institutional buildings, refining and petrochemical operators, gas processors, and oil-and-gas producers, with a particular focus on sites in emissions non-attainment areas that must meet sub-9 ppm, sub-5 ppm, or sub-2.5 ppm NOx requirements.

At the center of its offering is licensed ClearSign Core technology, which combines air-fuel premixing, internal flue-gas recirculation, and a patented distal flame holder to reduce NOx without catalysts, chemicals, extra ducting, or external flue-gas equipment. Rogue's fire-tube burner tiers span sub-9 ppm, sub-5 ppm, and sub-2.5 ppm performance; process burners are offered for sub-5 ppm guarantees and 100% hydrogen capability, while enclosed flares target sub-15 ppm NOx and greater than 99.99% destruction efficiency.

Rogue primarily earns revenue from project-based sales of complete combustion systems, including burners, boilers, controls, and related installation and commissioning. Its go-to-market combines direct enterprise sales, custom engineering for individual installations, a California Boiler channel partnership, and Autoflame control-system integration; project quotes are configured around capacity, equipment configuration, and emissions requirements.

Name

Rogue Combustion

Legal name

Rogue Combustion, LLC

Website

https://roguecombustion.com

Company type

Private

Founded year

2022

Operating status

Operating

Headcount range

1–10 employees

Short description

Rogue Combustion is a private industrial combustion company serving industrial, commercial, refining, petrochemical, and oil-and-gas operators with ultra-low-NOx burners, boilers, flares, and control systems based on licensed ClearSign Core technology.

Ownership category

akta.pro rank

Headquarters

HQ city

Tulsa, Oklahoma

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Supply Chain, Personnel, Operations, Marketing or Sales

Revenue model

1. Burner Sales: Rogue Combustion sells its proprietary boiler burners with ClearSign Core™ technology. Burners are available for new boilers or retrofitted into existing boiler equipment. Complete boiler systems include the burner, blower, fuel gas train, combustion controls, and installation.
2. Boiler Sales: The company offers a complete product line of firetube boilers (Recon wetback and Force dryback), condensing boilers, and watertube boilers for steam and hot water generation.
3. Controls Systems: Complete product line of controls including Standard BMS/CCS with Allen-Bradley platforms, Performance controls, Elite customized engineered solutions, and Autoflame Mk8 integrated panels.
4. Installation and Commissioning Services: Complete boiler systems include professional installation services for burner, blower, fuel gas train, combustion controls, and overall system integration.
5. Enclosed Flare Systems: Complete flare systems including flare tube, fuel skid, burner management system, and flame safeguards for ultra-low emissions flaring applications.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

Rogue Combustion designs, manufactures, and sells proprietary ultra-low and near-zero NOx boiler burners, process burners, boilers (firetube, condensing, watertube), enclosed flare systems, and combustion control panels. Its core technology, ClearSign Core™, combines air fuel premixing, internal flue gas recirculation, and a patented distal flame holder to achieve sub-2.5 ppm NOx emissions without catalysts, hazardous chemicals, or external ducting. The company serves industrial and commercial facilities needing emissions compliance, with products for new installations and retrofits.

Product overview

Rogue Combustion is an industrial combustion technology company that offers a portfolio of ultra-low and near-zero NOx burners, boilers, flares, and combustion control systems. The core technology is ClearSign Core, which combines air fuel premixing, internal flue gas recirculation, and patented distal flameholder technology to achieve industry-leading NOx emissions. The product lineup includes three burner tiers: NZN (Sub 2.5 ppm NOx), S5 (Sub 5 ppm NOx), and S9 (Sub 9 ppm NOx) fire tube boiler burners; ClearSign Core process burners for heaters; firetube, condensing, and watertube boilers; enclosed flare systems; and a comprehensive controls portfolio ranging from standard PLC-based systems to fully engineered Apex controls with Autoflame integration. All products share the common value proposition of delivering SCR-level emissions performance without costly catalysts, hazardous chemicals, or complex retrofits.

Differentiator

Problem solved

Functional benefit

Products and services

• NZN Near Zero NOx Fire Tube Boiler Burner Rogue Combustion Boiler Burner with ClearSign Core Technology delivering near-zero NOx sub 2.5 ppm performance without catalysts, hazardous chemicals, extra ducts or controls. Features premixed combustion, entrainment of spent flue gases, and a distal flameholder. Capacity from 4 MMBTU/hr to 100 MMBTU/hr. Designed for industrial and commercial boilers in stringent emissions districts.
• S5 Sub 5 PPM Fire Tube Boiler Burner Ultra-low NOx sub 5 ppm fire tube boiler burner with simplified controls and competitive price points. Upgradable to near-zero NOx levels (sub 2.5 ppm) for insurance against future regulations. Targeted at facilities facing sub 5 ppm NOx compliance requirements.
• S9 Sub 9 PPM Fire Tube Boiler Burner Guaranteed sub 9 ppm NOx performance at high efficiency and low excess air. Low maintenance costs with no air filters, mesh heads or external flue gas equipment required. Retrofittable to major boiler manufacturers. ICF study demonstrated 5.4% fuel savings and 3.5% higher boiler operating efficiency versus baseline mesh burners.
• ClearSign Core Process Burners Disruptive technology for new heaters and retrofit applications capable of meeting sub 5 ppm NOx guarantees. Features no flame impingement, increased heater duty, 100% hydrogen capability, low CO emissions, and round or flat flame configurations. Used in refining and petrochemical process heaters, OTSGs, and gas processing transmix heaters.
• Firetube Boilers Dependable, high-efficiency steam and hot water generation. Includes Recon wetback firetube boilers for maximum durability and thermal efficiency, and Force dryback firetube boilers for reliable performance in industrial and commercial applications.
• Condensing Boilers Engineered for maximum efficiency with heat recovery from exhaust gases. Exceptional fuel savings, lower operating costs, compact footprints, quiet operation, and precise temperature control for commercial buildings and industrial applications.
• Watertube Boilers High-capacity steam generation with rapid steam production, excellent pressure capability, and outstanding thermal efficiency. Designed for demanding industrial and utility applications with ease of maintenance and flexible plant integration.
• ClearSign Core Enclosed Flare Systems Delivers sub 15 ppm NOx and greater than 99.99% destruction efficiency (DRE) without visible flames. Available in Forced and Natural Draft configurations for wellhead, pipeline, upstream and midstream industries. Includes flare tube, fuel skid, burner management system, and flame safeguards.
• Command Controls Allen Bradley Micro Series PLC-based combustion controls with Fireye BMS integration, UL-508A certified construction, parallel positioning, drum level control, O2 trim, and dual fuel capability for boilers, process heaters, and thermal fluid heaters.
• Tactical Controls Allen Bradley 5069 CompactLogix PLC-based combustion control system with NEMA 4/12 steel cabinet, parallel positioning or fully metered combustion control, dual fuel capability, and O2 trim.
• Apex Controls Multi-fuel capable, fully engineered, customizable combustion controls with larger HMI up to 19 inches, Windows-based HMI, full BMS integrated into safety PLC, and communication protocols including Modbus, Profibus, and BACnet.
• Rogue AF (Autoflame Integration) Fully integrated Autoflame Mk8 MM Controller panel using Micro-Modulation technology with parallel positioning, drum level control, draft control, boiler sequencing, and ModBus remote communications.
• Installation and Commissioning Services Complete boiler systems include professional installation services for burner, blower, fuel gas train, combustion controls, and overall system integration. Provided as part of full system sales.

Quantifiable outcome

• Sub 2.5 ppm NOx emissions (corrected to 3% O2) - verified by third-party source testing
• +4 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration12 records

Feature6 records

Partnerships

Three partnerships are on record, tiered core.

• ClearSign Combustion CorporationcoreTechnology or IntegrationClearSign Combustion Corporation is Rogue Combustion's core technology licensor. The partnership began when California Boiler formed an alliance with ClearSign Technologies to address NOx reduction. Rogue Combustion, LLC was formed from this alliance to commercialize the Rogue Burner and Control Series with ClearSign Core™ technology. Rogue has adapted this technology to fire-tube boilers, water-tube boilers, flares, and helical tube oil heaters.
• California BoilercoreChannel Partner/ Reseller/ DistributorCalifornia Boiler is a foundational partner that formed the original alliance with ClearSign Technologies to create Rogue Combustion. California Boiler offers a wide variety of boilers, ultra low NOx burners, heaters, industrial water heaters, fuel efficiency equipment, controls, water treatment units and boiler parts. The first sale into the California market was made in conjunction with California Boiler into the San Joaquin Valley Air Pollution Control District.
• AutoflamecoreTechnology or IntegrationAutoflame provides advanced burner control systems integrated into Rogue Combustion's product offerings. The partnership includes the Autoflame Mk8 MM Controller with Parallel Positioning, drum level control, up to 4 individual fuel curves, draft control, first out annunciation, and boiler sequencing capabilities.

Scale indicators6 records

Recent moves4 records

Expansion highlights5 records

Broad incumbents

• Cleaver-Brooks: Cleaver-Brooks is one of the largest North American manufacturers of industrial and commercial boilers, offering firetube, watertube, and condensing boilers — directly comparable to Rogue's boiler line and overlapping with its burner business as a bundled boiler-and-burner competitor.
• John Zink (Koch-Glitsch): John Zink is a large, established supplier of combustion equipment, including low-NOx burners, process burners, and enclosed ground flares for oil & gas, refining, and petrochemical markets. It competes with Rogue across process burners and enclosed flares but offers a much broader combustion portfolio.
• Riello Burners (Riello Group): Riello is a large global manufacturer of residential, commercial, and industrial burners as well as boilers, including low-NOx offerings. It is comparable to Rogue as a burner manufacturer serving commercial and industrial heating markets, though its primary distribution is European and broader in scope.

Direct peers

• Zeeco: Zeeco is a leading global designer and manufacturer of industrial combustion equipment, including ultra-low NOx burners, process burners, and enclosed flares — overlapping directly with Rogue's firetube burner, process burner, and enclosed flare product lines and serving the same refining, petrochemical, and oil & gas customer base.
• Webster Combustion: Webster Combustion designs and manufactures industrial burners, including low-NOx and high-efficiency models, for boilers, process heaters, and thermal oxidizers. Its product portfolio and customer focus on industrial process heating directly overlap with Rogue's burner business.
• Power Flame: Power Flame manufactures industrial and commercial burners, including low-NOx and ultra-low-NOx designs, serving boilers, process heaters, and air-handling applications — closely overlapping with Rogue's firetube burner and process burner lines for industrial and commercial customers.
• Maxon (Maxon Corporation): Maxon is an industrial burner manufacturer supplying low-NOx and ultra-low-NOx burners for boilers, process heaters, and dryers, as well as shut-off valves. It is comparable to Rogue in burner technology and serves overlapping industrial and commercial customers.
• Eclipse (Eclipse Combustion / Eclipse Inc.): Eclipse designs and manufactures industrial burners and combustion equipment for process heating, boilers, and air heating, including low-NOx configurations. Its burner portfolio is comparable to Rogue's process and firetube burner offerings in target market and customer base.
• Callidus Technologies: Callidus (a JFE Engineering company) specializes in ultra-low and near-zero NOx process burners and flare systems for refineries, petrochemical plants, and gas processing facilities. Its near-zero NOx burner portfolio directly competes with Rogue's ClearSign Core process burners and enclosed flare offerings.

Others

• ClearSign Combustion Corporation: ClearSign is the licensor of Rogue's core ClearSign Core™ technology and is publicly traded (CLIR). While not a direct commercial peer, ClearSign develops and patents the underlying burner IP that Rogue commercializes, making it the upstream technology provider in Rogue's stack rather than a competing burner vendor.

Market position

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@RogueCombustion
• LinkedInlinkedin.com/company/rogue-combustion

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Rogue Combustion