ClearFlame Engines
ClearFlame Engines develops proprietary engine technology that retrofits heavy-duty diesel engines to operate on renewable fuels like ethanol, targeting fleet operators across transportation, mining, agricultural, and industrial sectors seeking to reduce emissions without replacing existing engine infrastructure.
- Company typePrivate
- Founded2016
- HeadquartersGeneva, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
ClearFlame Engines firmographics
Firmographics- Name
- ClearFlame Engines
- Website
- https://clearflameengines.com
- Company type
- Private
- Founded year
- 2016
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- ClearFlame Engines develops proprietary engine technology that retrofits heavy-duty diesel engines to operate on renewable fuels like ethanol, targeting fleet operators across transportation, mining, agricultural, and industrial sectors seeking to reduce emissions without replacing existing engine infrastructure.
- Ownership category
- akta.pro rank
ClearFlame Engines industry classification
Industry- Product category
- Heavy-Duty Engine Technology
- NAICS
- Engine, Turbine, and Power Transmission Equipment Manufacturing (3336), Other Engine Equipment Manufacturing (333618)
- SIC
- Engines & Turbines (3510)
- akta.pro primary industry
- Internal Combustion Engine (ICE) Manufacturing (Gasoline/Diesel) (IMACAHAA)
- akta.pro secondary industries
- Truck & Commercial Vehicle Powertrain Manufacturing (Diesel/CNG/Hydrogen/Hybrid) (IMACABAJ), Fuel & Air Induction Systems Manufacturing (Injectors/Carburetion/Intake) (IMACAHAC), Exhaust & Emissions Aftertreatment Systems Manufacturing (EGR/DPF/SCR/Catalysts) (IMACAHAD)
Keywords
Where ClearFlame Engines is headquartered
LocationHeadquarters
- HQ city
- Geneva
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
ClearFlame Engines business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure
Revenue model
- Engine Technology Licensing and Commercialization: Revenue generated from commercializing engine technology that enables low-carbon renewable fuels such as ethanol to be used in existing diesel engine platforms. The company sells or licenses its technology to heavy-duty engine operators and manufacturers.
Go-to-market motion1 record
ClearFlame Engines product offering
Product offeringCore offering
ClearFlame Engine Technologies develops and commercializes proprietary engine technology that enables existing heavy-duty diesel engines to operate on low-carbon, renewable fuels such as ethanol without requiring new engine platforms. The company's retrofit technology targets heavy-duty transportation, mining, logistics, and industrial operators seeking to reduce carbon and soot emissions while leveraging existing diesel engine infrastructure.
Differentiator
Problem solved
Functional benefit
Products and services
- ClearFlame Engine Technology (renewable fuel compatibility system for heavy-duty diesel engines) Proprietary engine technology that retrofits existing heavy-duty diesel engines to operate on low-carbon renewable fuels such as ethanol, sold/licensed to heavy-duty engine operators, fleet owners, mining companies, and industrial manufacturers seeking to reduce carbon and soot emissions without replacing engine infrastructure.
Quantifiable outcome
- Reduces carbon and soot emissions from heavy-duty engines
Companies that use ClearFlame Engines
Customer profileSegments1 record
Ideal customer profiles1 record
ClearFlame Engines technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
ClearFlame Engines partnerships and signals
Strategic signalScale indicators3 records
ClearFlame Engines competitors and assessment
Company assessmentBroad incumbents
- Cummins: Largest independent diesel engine manufacturer for heavy-duty trucks, mining, and industrial applications. Directly comparable as the incumbent heavy-duty powertrain player whose installed base ClearFlame targets for ethanol retrofit.
- Scania: Heavy-duty truck OEM with established biodiesel and ethanol-capable engine offerings. Comparable as an incumbent offering renewable-fuel-compatible heavy-duty powertrains as factory options.
- Robert Bosch: Major Tier 1 supplier of diesel fuel injection, aftertreatment, and engine management systems. Comparable as a potential OEM partner or competitor in the fuel-system integration layer for renewable-fuel diesel conversions.
- Daimler Truck: Global heavy-duty truck OEM with Mercedes-Benz and Freightliner brands, actively developing battery-electric and hydrogen fuel cell trucks. Comparable incumbent whose electrification roadmap competes with ClearFlame's ethanol-retrofit approach for fleet decarbonization mindshare.
Direct peers
- Westport Fuel Systems: Develops alternative fuel systems (natural gas, RNG, hydrogen) for heavy-duty engines. Closely comparable as a company enabling low-carbon fuels in heavy-duty engine platforms through fuel-system technology.
Emerging players
- Hyliion Holdings: Targets heavy-duty trucking decarbonization through electric and natural gas powertrain solutions. Comparable as a venture-backed alternative-powertrain company competing for the same fleet-operator decarbonization budget.
- Nikola Corporation: Develops hydrogen fuel cell and battery-electric Class 8 trucks. Comparable as a venture-backed company pursuing zero-emission heavy-duty powertrains, competing for the same fleet electrification mandates.
- Ingevity: Specialty chemicals company with emissions-control products for automotive and industrial applications. Comparable as a technology provider serving the heavy-duty emissions-reduction value chain.
Others
- Clean Energy Fuels: Operates the largest network of natural gas and RNG refueling stations in North America for heavy-duty trucking. Comparable as a fuel-infrastructure enabler for alternative-fuel heavy-duty adoption, complementary to ClearFlame's engine-side technology.
- Aemetis: Produces renewable diesel and ethanol from low-carbon feedstocks. Comparable as a renewable fuel supplier whose product ClearFlame's technology is designed to consume in heavy-duty diesel engines.
Market position
Customer concentration
ClearFlame Engines social profiles
Digital presenceClearFlame Engines financial estimates
Financial estimateRevenue estimate
Valuation estimate
ClearFlame Engines leadership team
Management profileNumber of profiles
Profiles2 records
ClearFlame Engines funding detail
Funding detailFunding overview
Funding rounds6 records
Investors13 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ClearFlame Engines M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about ClearFlame Engines
What does ClearFlame Engines do?
ClearFlame Engine Technologies develops and commercializes proprietary engine technology that enables existing heavy-duty diesel engines to operate on low-carbon, renewable fuels such as ethanol without requiring new engine platforms. The company's retrofit technology targets heavy-duty transportation, mining, logistics, and industrial operators seeking to reduce carbon and soot emissions while leveraging existing diesel engine infrastructure.
Is ClearFlame Engines a public or private company?
ClearFlame Engines is a private company. It is classified as venture growth investor backed and is currently operating.
When was ClearFlame Engines founded?
ClearFlame Engines was founded in 2016. It employs 11 to 50 people.
Where is ClearFlame Engines based?
ClearFlame Engines is headquartered in Geneva, United States, in the North America region.
How does ClearFlame Engines make money?
One revenue line is on record: engine Technology Licensing and Commercialization.
Who are ClearFlame Engines's main competitors?
Broad incumbents on record are Cummins, Scania, Robert Bosch and Daimler Truck. Westport Fuel Systems is listed as a direct peer. Emerging players are Hyliion Holdings, Nikola Corporation and Ingevity. Others are Clean Energy Fuels and Aemetis.
Does ClearFlame Engines have an API?
No public API is recorded for ClearFlame Engines.
What industry is ClearFlame Engines in?
ClearFlame Engines's product category is Heavy-Duty Engine Technology. Its primary akta.pro industry code is IMACAHAA, Internal Combustion Engine (ICE) Manufacturing (Gasoline/Diesel), with a secondary code of IMACABAJ, Truck & Commercial Vehicle Powertrain Manufacturing (Diesel/CNG/Hydrogen/Hybrid). Its NAICS code is 3336 and its SIC code is 3510.