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ClearSign Valuation Multiples

Discover revenue and EBITDA valuation multiples for ClearSign and similar public comparables like Wolftank Group, Quest Resource Holding, Enviro Systems, Global Clean Energy and more.

ClearSign Overview

About ClearSign

ClearSign Technologies Corp is engaged in providing solutions to some of the pressing productivity, energy efficiency, and pollution problems affecting the energy, oil, and gas production, boiler, and processing industries. It believes that its patented ClearSign Core technology can enhance the performance of combustion systems in a broad range of markets, including the energy (upstream oil production and downstream refining), institutional, commercial, and industrial boiler, chemical, and petrochemical industries. The company offers products that include process burners, boiler burners, flares, and ClearSign Eye.


Founded

2008

HQ

United States

Employees

18

Financials (LTM)

Revenue: $6M
EBITDA: ($6M)

EV

$17M

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ClearSign Financials

ClearSign reported last 12-month revenue of $6M and negative EBITDA of ($6M).

In the same LTM period, ClearSign generated $2M in gross profit, ($6M) in EBITDA losses, and had net loss of ($6M).

Revenue (LTM)


ClearSign P&L

In the most recent fiscal year, ClearSign reported revenue of $5M and EBITDA of ($6M).

ClearSign is unprofitable as of last fiscal year, with gross margin of 27%, EBITDA margin of (108%), and net margin of (105%).

See analyst estimates for ClearSign
LTMLast FY202320242025202620272028
Revenue$6M$5M$2M$4M$5M
Gross Profit$2M$1M$817K$1M$1M
Gross Margin29%27%34%31%27%
EBITDA($6M)($6M)($5M)($6M)($6M)
EBITDA Margin(106%)(108%)(221%)(154%)(108%)
EBIT Margin(109%)(113%)(238%)(162%)(113%)
Net Profit($6M)($5M)($5M)($5M)($5M)
Net Margin(95%)(105%)(216%)(147%)(105%)

Financial data powered by Morningstar, Inc.

ClearSign Stock Performance

ClearSign has current market cap of $25M, and enterprise value of $17M.

Market Cap Evolution


ClearSign's stock price is $4.60.

ClearSign share price decreased by 8.4% in the last 30 days, and increased by 576.5% in the last year.

ClearSign has an EPS (earnings per share) of $-1.02.

See more trading valuation data for ClearSign
EVMarket CapPrice 1DPrice 1MPrice 3MPrice 12MEPS
$17M$25M4.3%-8.4%-18.1%576.5%$-1.02

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ClearSign Valuation Multiples

ClearSign trades at 2.9x EV/Revenue multiple, and (2.8x) EV/EBITDA.

See NTM and 2027E valuation multiples for ClearSign

EV / Revenue (LTM)


ClearSign Financial Valuation Multiples

As of May 20, 2026, ClearSign has market cap of $25M and EV of $17M.

ClearSign has a P/E ratio of (4.5x).

LTMLast FY202320242025202620272028
EV/Revenue2.9x3.3x7.2x4.8x3.3x
EV/EBITDA(2.8x)(3.1x)(3.3x)(3.1x)(3.1x)
EV/EBIT(2.7x)(2.9x)(3.0x)(3.0x)(2.9x)
EV/Gross Profit10.2x12.2x21.2x15.5x12.2x
P/E(4.5x)(4.5x)(4.8x)(4.7x)(4.5x)
EV/FCF—(3.6x)(5.0x)(3.8x)(3.6x)

Multiples above and below 250x are considered non-meaningful (n/m). Valuation data powered by FactSet, Inc. and Morningstar, Inc.

Verified ClearSign Valuation Multiples

Access all public comps and forward-looking valuation multiples like EV/Revenue in 2027, based on consensus analyst estimates. Powered by FactSet and Morningstar.

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ClearSign Margins & Growth Rates

ClearSign grew revenue by 32% and EBITDA by 3% in the last fiscal year.

In the most recent fiscal year, ClearSign reported gross margin of 27%, EBITDA margin of (108%), and net margin of (105%).

See estimated margins and future growth rates for ClearSign

ClearSign Margins

Last FY202420252026202720282029
Gross Margin27%31%27%31%
EBITDA Margin(108%)(154%)(108%)(85%)
EBIT Margin(113%)(162%)(113%)(87%)
Net Margin(105%)(147%)(105%)(83%)
FCF Margin(92%)(128%)(92%)—

ClearSign Growth Rates

FY+1/FY23/2424/2525/2626/2727/2828/29
Revenue Growth32%50%46%32%
Gross Profit Growth48%37%27%48%
EBITDA Growth3%5%2%3%
EBIT Growth1%2%2%1%
Net Profit Growth5%2%4%5%
FCF Growth—34%5%—

Data powered by FactSet, Inc. and Morningstar, Inc.

ClearSign Operational KPIs

ClearSign's revenue per employee in the last FY averaged $0.3M, while opex per employee averaged $0.4M for the same period.

ClearSign's Rule of 40 is (53%) (metric relevant for SaaS companies only, counted as combined revenue growth rate and EBITDA margin).

ClearSign's Rule of X is (5%) (created by Bessemer, Rule of X is another metric to measure SaaS companies, ~1.5x stronger vs. the traditional Rule of 40, counted as revenue growth rate multiplied by 2.5 plus EBITDA margin).

Access forward-looking KPIs for ClearSign
LTMLast FY202320242025202620272028
Rule of 40(58%)(53%)———
Bessemer Rule of X13%(5%)———
Revenue per Employee—$0.3M———
Opex per Employee—$0.4M———
G&A Expenses to Revenue112%127%252%171%127%
R&D Expenses to Revenue26%27%31%41%27%
Opex to Revenue—141%272%193%141%

Data powered by FactSet, Inc. and Morningstar, Inc.

Valuation Multiples Across 230+ Verticals

EV/RevenueEV/EBITDA
Last FYLTM2027ELast FYLTM2027E
Wolftank Group0.3x0.3x4.7x13.7x
Quest Resource Holding0.4x0.4x9.6x9.2x
Enviro Systems4.2x—(0.6x)—
Global Clean Energy————
M Vest Water6.4x6.1x(16.5x)(18.1x)
Norditek Group2.1x—10.3x—
LiqTech International1.8x1.5x(4.9x)—
BactiQuant13.4x—(10.7x)—

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About ClearSign

When was ClearSign founded?ClearSign was founded in 2008.
Where is ClearSign headquartered?ClearSign is headquartered in United States.
How many employees does ClearSign have?As of today, ClearSign has over 18 employees.
Who is the CEO of ClearSign?ClearSign's CEO is Colin James Deller.
Is ClearSign publicly listed?Yes, ClearSign is a public company listed on Nasdaq.
What is the stock symbol of ClearSign?ClearSign trades under CLIR ticker.
When did ClearSign go public?ClearSign went public in 2012.
Who are competitors of ClearSign?ClearSign main competitors include Wolftank Group, Quest Resource Holding, Enviro Systems, Global Clean Energy, M Vest Water, Norditek Group, LiqTech International, BactiQuant, Grupa RECYKL, SW Umwelttechnik.
What is the current market cap of ClearSign?ClearSign's current market cap is $25M.
What is the current revenue of ClearSign?ClearSign's last 12 months revenue is $6M.
What is the current revenue growth of ClearSign?ClearSign revenue growth (NTM/LTM) is 48%.
What is the current EV/Revenue multiple of ClearSign?Current revenue multiple of ClearSign is 2.9x.
Is ClearSign profitable?No, ClearSign is not profitable.
What is the current EBITDA of ClearSign?ClearSign has negative EBITDA and is not profitable.
What is ClearSign's EBITDA margin?ClearSign's last 12 months EBITDA margin is (106%).
What is the current EV/EBITDA multiple of ClearSign?Current EBITDA multiple of ClearSign is (2.8x).
How many companies ClearSign has acquired to date?ClearSign hasn't acquired any companies yet (or none have been disclosed publicly).
In how many companies ClearSign has invested to date?ClearSign hasn't invested in any companies yet (or none have been disclosed publicly).

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