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Stem Valuation Multiples

Discover Stem's revenue and EBITDA valuation multiples and M&A history, alongside public comparables like Renewal Fuels, FTC Solar, Umbrella Global Energy, Broadwind and more.

Stem Overview

About Stem

Stem Inc is a provider of energy storage systems. The company bundles third-party hardware with its proprietary Athena software to provide customers a turnkey solution. Stem sells its solutions to commercial and industrial customers as well as independent power producers and renewable developers. Its solutions help customers maximize renewable energy generation and help build a cleaner and more resilient grid. The Company operates as one operating segment that is focused exclusively on technology services that transform the way energy is distributed and consumed.


Founded

2009

HQ

United States

Employees

569

Website

stem.com

Financials (LTM)

Revenue: $156M
EBITDA: $9M

EV

$382M

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Stem Financials

Stem reported last 12-month revenue of $156M and EBITDA of $9M.

In the same LTM period, Stem generated $60M in gross profit, $9M in EBITDA, and $52M in net income.

Revenue (LTM)


Stem P&L

In the most recent fiscal year, Stem reported revenue of $156M and EBITDA of $207M.

Stem is profitable as of last fiscal year, with gross margin of 38%, EBITDA margin of 133%, and net margin of 88%.

See analyst estimates for Stem
LTMLast FY202320242025202620272028
Revenue$156M$156M$462M$145M$156M
Gross Profit$60M$60M$4M($11M)$60M
Gross Margin39%38%1%(8%)38%
EBITDA$9M$207M($79M)($790M)$207M
EBITDA Margin6%133%(17%)(547%)133%
EBIT Margin(28%)(32%)(39%)(130%)(36%)
Net Profit$52M$138M($140M)($854M)$138M
Net Margin34%88%(30%)(591%)88%
Net Debt-$263M---

Financial data powered by Morningstar, Inc.

Stem Stock Performance

Stem has current market cap of $90M, and enterprise value of $382M.

Market Cap Evolution


Stem's stock price is $10.02.

Stem share price increased by 3.1% in the last 30 days, and by 60.8% in the last year.

Stem has an EPS (earnings per share) of $15.38.

See more trading valuation data for Stem
EVMarket CapPrice 1DPrice 1MPrice 3MPrice 12MEPS
$382M$90M-1.3%3.1%13.3%60.8%$15.38

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Stem Valuation Multiples

Stem trades at 2.5x EV/Revenue multiple, and 42.0x EV/EBITDA.

See NTM and 2027E valuation multiples for Stem

EV / Revenue (LTM)


Stem Financial Valuation Multiples

As of June 4, 2026, Stem has market cap of $90M and EV of $382M.

Stem has a P/E ratio of 1.7x.

LTMLast FY202320242025202620272028
EV/Revenue2.5x2.4x0.8x2.6x2.4x
EV/EBITDA42.0x1.8x(4.9x)(0.5x)1.8x
EV/EBIT(8.9x)(7.6x)(2.1x)(2.0x)(6.9x)
EV/Gross Profit6.4x6.4x104.3x(34.6x)6.4x
P/E1.7x0.7x(0.6x)(0.1x)0.7x
EV/FCF(64.6x)n/m(1.7x)(7.9x)n/m

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

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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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Stem Margins & Growth Rates

Stem decreased revenue by 1% and EBITDA by 94% in the last fiscal year.

In the most recent fiscal year, Stem reported gross margin of 38%, EBITDA margin of 133%, and net margin of 88%.

See estimated margins and future growth rates for Stem

Stem Margins

Last FY202420252026202720282029
Gross Margin38%(8%)38%39%
EBITDA Margin133%(547%)133%8%
EBIT Margin(32%)(130%)(36%)(21%)
Net Margin88%(591%)88%(42%)
FCF Margin0%(33%)0%(4%)

Stem Growth Rates

FY+1/FY23/2424/2525/2626/2727/2828/29
Revenue Growth(1%)(69%)8%(1%)
Gross Profit Growth1%(402%)(642%)1%
EBITDA Growth(94%)904%(126%)(94%)
EBIT Growth(34%)5%(70%)(40%)
Net Profit Growth(147%)508%(116%)(147%)
FCF Growth(2532%)(79%)(101%)(2532%)

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

Stem Operational KPIs

Stem's revenue per employee in the last FY averaged $0.3M, while opex per employee averaged $0.2M for the same period.

Stem's Rule of 40 is 7% (metric relevant for SaaS companies only, counted as combined revenue growth rate and EBITDA margin).

Stem's Rule of X is 6% (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 Stem
LTMLast FY202320242025202620272028
Rule of 4012%7%---
Bessemer Rule of X21%6%---
Revenue per Employee-$0.3M---
Opex per Employee-$0.2M---
S&M Expenses to Revenue18%18%11%26%18%
G&A Expenses to Revenue31%33%16%61%33%
R&D Expenses to Revenue20%23%12%35%23%
Opex to Revenue-74%40%122%74%

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

Valuation Multiples Across 230+ Verticals

EV/RevenueEV/EBITDA
Last FYLTM2027ELast FYLTM2027E
Renewal Fuels----
FTC Solar1.1x0.9x(4.6x)(5.3x)
Umbrella Global Energy4.2x-(17.9x)-
Broadwind0.8x0.9x8.1x15.4x
Voltatron13.8x2.4x(23.6x)28.7x
Edisun Power22.4x-50.3x-
Gogoro1.4x1.3x6.4x6.3x
Otovo1.1x0.9x(2.5x)(4.0x)

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Stem VC Funding History

Before going public, Stem raised $338M in total equity funding, across 9 rounds.

Last private valuation of Stem was $600M, after raising $80M in January 2018 from Activate Capital Partners, Ontario Teachers' Pension Plan, Temasek Holdings, and 2 other investors.


Stem Funding Rounds

DateStageRaised FromRaisedValuationRev. MultipleDeal Summary
Nov-19Series EWIND Ventures$30M--
Jul-18Series DBNP Paribas Private Equity; Magnesium Capital$26M-Stem, Inc. is a Millbrae, California-based company specializing in AI-powered energy storage systems, using its Athena platform for real-time energy optimization to reduce peak demand and enable participation in value streams across networks. In July 2018, Stem announced the second close of its Series D financing with an additional $26 million led by BNP Paribas Private Equity and Magnesium Capital, among others, bringing the total Series D round to nearly $110 million. Simultaneously, Ontario Teachers' Pension Plan committed C$200 million ($152 million USD equivalent) for project equity to finance AI-driven energy storage projects in Ontario, Canada, targeting industrial customers to lower energy bills and Global Adjustment peak-demand costs. At the time, Stem managed 860 energy storage systems across five U.S. states, Japan, and Canada, supported by the largest project finance pool among peers at over $650 million. The company had entered the Canadian market in January 2018 with a Global Adjustment offering for large manufacturing and industrial operations. Investors included Activate Capital, Angeleno Group, BNP Paribas, Constellation Technology Ventures, Iberdrola, GE Ventures, Magnesium Capital, Mithril Capital Management, Mitsui & Co., Ontario Teachers', RWE Supply & Trading, Temasek, and Total Energy Ventures. The funds were anticipated to be fully utilized within 12 months to expand offerings, particularly in Ontario, positioning Stem as a first-mover in customer-sited energy storage with AI-driven solutions for grid transformation.
Jan-18Series DActivate Capital Partners; Ontario Teachers' Pension Plan; Temasek Holdings; TotalEnergies Ventures; Veronorte$80M$600MStem, Inc. is an artificial intelligence-powered energy storage company headquartered in Millbrae, California that develops software and hardware to optimize energy distribution and consumption. The company's proprietary Athena AI platform performs real-time energy optimization, reducing onsite peak demand and enabling customers to participate in additional value streams through Stem's networks. By the end of 2017, Stem had over 1,100 sites operational or in construction with an average system size of 500 kWh, having commissioned a new energy storage system on average every two days. In January 2018, Stem closed the first tranche of its Series D financing with an $80 million investment led by Activate Capital, a growth equity firm focused on sustainable energy and industrial technology companies. The round was joined by Ontario Teachers' Pension Plan, Canada's largest single-profession pension fund, and Singapore-based investment firm Temasek. According to Fortune, this first close valued the company at approximately $600 million. The round capped a record 2017 for Stem marked by significant growth in system count, new market expansion, and partnerships. The Series D funding was part of a larger capital structure that included approximately $193 million in total debt and equity financing since Stem's founding in 2009, plus over $350 million in project financing from sources including Starwood Energy Group Global. The company had grown from a $15 million investment by Mithril Capital Management in mid-2016 and a $72 million round in 2015 led by GE Ventures, Total Energy Ventures, Iberdrola, Exelon, and others. A second close of Series D followed later in 2018, bringing the total Series D to approximately $110 million, alongside a C$200 million commitment from Ontario Teachers' for Ontario market expansion. By early 2018, Stem's Athena AI control systems were deployed in 330 customer-sited locations, providing utilities grid edge visibility and control in areas with high rooftop solar penetration. The company managed 860 energy storage systems across five states and three countries (U.S., Japan, and Canada) and had built the largest project finance pool among peers, exceeding $650 million, enabling fully-financed energy storage systems for customers seeking to lower energy bills and reduce peak-demand costs.
Aug-16Undisclosed stageStarwood Energy Group Global$100M-Stem Inc., a California-based energy storage provider headquartered in Millbrae, develops intelligent storage systems for commercial and industrial facilities using big data and predictive analytics to optimize energy usage, reduce peak-time bills by up to 20%, and enable grid services. The company offers storage-as-a-service on a subscription basis with no upfront costs, deploying systems via special purpose entities funded through non-recourse project financing. By 2016, Stem had over 75MWh of projects deployed or under contract across 480 US sites, serving customers like Safeway, Wells Fargo, Adobe, and utilities including Southern California Edison, Hawaiian Electric, California ISO, and Consolidated Edison. In November 2016, Stem announced a $100 million commitment from Starwood Energy Group Global affiliates, pushing its total project financing pool past $350 million, with other funders including Generate Capital and Clean Feet Investors. Labeled variably as project financing, private equity, or financing vehicle, this capital supported customer no-money-down options and expanded deployments, solidifying Stem's leadership without upfront customer investment. Starwood, a Greenwich, CT-based energy infrastructure investor managing over $2 billion in equity, viewed Stem's model as key to future grid foundations with distributed resources. Stem's traction included contracts like 85MW behind-the-meter storage for Southern California Edison in West Los Angeles and up to 857kW demand-response batteries for Con Edison by 2018. Previously, in May 2016, it raised an additional $15 million in Series C from Mithril Capital, bringing total equity funding since 2010 over $110 million from investors like Angeleno Group, Iberdrola, GE Ventures, Constellation, Total Energy Ventures, Mitsui, RWE, and Mithril.
May-16Series CMithril Capital Management; Mitsui & Co; RWE$15M--
Aug-15Series C-$33M--
Apr-15Series CAngeleno Group; Constellation Energy; GE Power India; Iberdrola; Mitsui Global Investment; TotalEnergies Ventures$12M-Stem is a US-based intelligent energy storage technology provider founded in 2009, offering systems that combine advanced battery storage with software to learn customer energy use habits, provide real-time displays, predictions, and savings recommendations. The company serves commercial and industrial customers to lower electric bills and demand charges, using lithium-ion batteries from Panasonic and LG Chem, and offers demand-response services to utilities like Southern California Edison and Hawaii Electric. Stem operates a customer-sited storage network for grid services, with deployments in California, Hawaii, and New York, and partners with utilities including PG&E and Sacramento Municipal Utility District. In April 2015, Stem closed the first tranche of its Series C round, raising $12 million led by Mitsui Global Investment, following a $27 million Series B from late 2013 to January 2015 backed by GE Ventures, TotalEnergies Ventures, Constellation Technology Ventures, Iberdrola, and Angeleno Group. The full Series C totaled $45 million, with a second $33 million tranche led by RWE Supply & Trading, which was oversubscribed by 50% and included undisclosed existing investors; RWE took a board seat. By that point, Stem had raised about $82 million in equity and $8 million in debt overall. Customers include Fortune 500 firms like Adobe, Safeway, and Extended Stay Hotels.
Jan-15Series BConstellation Technology Ventures; Elemental Impact; TotalEnergies Ventures$27M--
Dec-13Series BAngeleno Group; Elemental Impact; GE Power India; Iberdrola$15M-Stem Inc., founded in 2009 and headquartered in Millbrae, California, is a leader in advanced energy storage systems and data analytics for commercial and industrial customers. The company's proprietary system combines predictive analytics and intelligent energy storage to enable businesses to reduce electricity expenses by automatically optimizing between battery power and grid power in real-time, without disrupting normal operations. In December 2013, Stem closed a $15 million Series B financing round. The round was led by Iberdrola (through its corporate venture arm Inversiones Financieras Perseo) and joined by Series A investor Angeleno Group and GE Ventures. The funding was designated to enable expansion into new commercial and industrial sectors and geographies. The capital raise coincided with the announcement of Stem Zero, a project finance offering developed with Clean Feet Investors that allows customers to deploy energy storage systems with fixed monthly payments and no upfront costs. Stem's customer base spans manufacturing, retail, services, and hospitality industries. CEO Salim Khan stated at the time that the investor support positioned Stem as the leading solutions provider in the rapidly growing energy storage market. The company's combination of sophisticated machine learning applied to energy storage and autonomous decision-making capabilities attracted major energy industry players as investors.

Acquisitions by Stem

Stem has acquired 3 companies to date.

Last acquisition by Stem was on April 27th 2026. Stem acquired Raicoon (software assets) for undisclosed valuation.

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Latest Acquisitions by Stem

Raicoon (software assets)
AlsoEnergy
Constant Power
Description
raicoon-software assets is a cloud-based, AI-driven software suite with an Autonomous Operations Center that automates fault detection, event management, and performance optimization for solar and renewable energy assets.
AlsoEnergy is a provider of energy monitoring and financial management software for renewable energy sectors. Boulder-based, it delivers platforms for residential, commercial, government, and utility-scale solar, wind, and storage projects, offering real-time production and cost data analytics. The company's web-based applications support developers, manufacturers, and investors in optimizing portfolios and supply chains across global clean-tech markets.
Constant Power is a Canadian developer and operator of energy storage systems through its Energy Storage as a Service model. Based in Ontario, the company integrates battery solutions with renewables for grid stability, microgrids, and commercial applications, serving utilities and industrial clients in North America.
HQ Country-United StatesCanada
HQ City
-
Boulder, CO
Toronto
Deal Date27 Apr 202616 Dec 202112 Dec 2018
Valuationundisclosed$695Mundisclosed
EV/Revenue
EV/EBITDA

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About Stem

When was Stem founded?Stem was founded in 2009.
Where is Stem headquartered?Stem is headquartered in United States.
How many employees does Stem have?As of today, Stem has over 569 employees.
Who is the CEO of Stem?Stem's CEO is Arun Narayanan.
Is Stem publicly listed?Yes, Stem is a public company listed on NYSE.
What is the stock symbol of Stem?Stem trades under STEM ticker.
When did Stem go public?Stem went public in 2021.
Who are competitors of Stem?Stem main competitors include Renewal Fuels, FTC Solar, Umbrella Global Energy, Broadwind, Voltatron, Edisun Power, Gogoro, Otovo, Farmy Fotowoltaiki, Razor Labs.
What is the current market cap of Stem?Stem's current market cap is $90M.
What is the current revenue of Stem?Stem's last 12 months revenue is $156M.
What is the current revenue growth of Stem?Stem revenue growth (NTM/LTM) is 6%.
What is the current EV/Revenue multiple of Stem?Current revenue multiple of Stem is 2.5x.
What is the current EBITDA of Stem?Stem's last 12 months EBITDA is $9M.
What is Stem's EBITDA margin?Stem's last 12 months EBITDA margin is 6%.
What is the current EV/EBITDA multiple of Stem?Current EBITDA multiple of Stem is 42.0x.
What is the current FCF of Stem?Stem's last 12 months FCF is ($6M).
What is Stem's FCF margin?Stem's last 12 months FCF margin is (4%).
What is the current EV/FCF multiple of Stem?Current FCF multiple of Stem is (64.6x).
How many companies Stem has acquired to date?As of June 2026, Stem has acquired 3 companies.
What was the largest acquisition by Stem?$695M acquisition of AlsoEnergy on 16th December 2021 was the largest M&A Stem has done to date.
What companies Stem acquired?Stem acquired AlsoEnergy, Constant Power, and Raicoon (software assets).
In how many companies Stem has invested to date?Stem hasn't invested in any companies yet (or none have been disclosed publicly).

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