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SDI Group Valuation Multiples

Discover SDI Group's revenue and EBITDA valuation multiples and M&A history, alongside public comparables like Bioventix, JETEMA Co., 4basebio, ArcticZymes and more.

SDI Group Overview

About SDI Group

SDI Group PLC designs and manufactures scientific and technology products for use by the life science, healthcare, astronomy, consumer manufacturing, and art conservation markets through Synoptics, the Artemis, the Opus instruments, and Astles Control systems brands. The Digital Imaging segment incorporates the Synoptics brands Syngene, Synbiosis, Synoptics Health and Fistreem, the Atik brands Atik Cameras, Opus, and Quantum Scientific Imaging, and the Graticules Optics business. The Sensors & Control segment combines Sentek, Astles Control Systems, Applied Thermal Control, Thermal Exchange, MPB Industries, and Chell Instruments businesses. It operates in the UK, Europe, America, Rest of Asia, and Rest of the world segments. It derives majority of its revenues from the United Kingdom.


Founded

2007

HQ

United Kingdom

Employees

504

Financials (LTM)

Revenue: $101M
EBITDA: $19M

EV

$149M

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SDI Group Financials

SDI Group reported last 12-month revenue of $101M and EBITDA of $19M.

In the same LTM period, SDI Group generated $67M in gross profit, $19M in EBITDA, and $11M in net income.

Revenue (LTM)


SDI Group P&L

In the most recent fiscal year, SDI Group reported revenue of $89M and EBITDA of $16M.

SDI Group is profitable as of last fiscal year, with gross margin of 65%, EBITDA margin of 18%, and net margin of 10%.

See analyst estimates for SDI Group
LTMLast FY202320242025202620272028
Revenue$101M$89M$89M$89M$97M
Gross Profit$67M$58M$56M$57M$63M
Gross Margin66%65%63%64%66%
EBITDA$19M$16M$15M$15M$18M
EBITDA Margin19%18%17%17%18%
EBIT Margin14%15%13%11%13%
Net Profit$11M$9M$6M$5M$9M
Net Margin11%10%6%6%10%
Net Debt-$19M---

Financial data powered by Morningstar, Inc.

SDI Group Stock Performance

SDI Group has current market cap of $116M, and enterprise value of $149M.

Market Cap Evolution


SDI Group's stock price is $1.11.

SDI Group share price decreased by 0.4% in the last 30 days, and by 4.3% in the last year.

SDI Group has an EPS (earnings per share) of $0.08.

See more trading valuation data for SDI Group
EVMarket CapPrice 1DPrice 1MPrice 3MPrice 12MEPS
$149M$116M-0.4%-0.4%24.1%-4.3%$0.08

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SDI Group Valuation Multiples

SDI Group trades at 1.5x EV/Revenue multiple, and 7.7x EV/EBITDA.

See NTM and 2027E valuation multiples for SDI Group

EV / Revenue (LTM)


SDI Group Financial Valuation Multiples

As of June 3, 2026, SDI Group has market cap of $116M and EV of $149M.

SDI Group has a P/E ratio of 10.2x.

LTMLast FY202320242025202620272028
EV/Revenue1.5x1.7x1.7x1.7x1.5x
EV/EBITDA7.7x9.2x9.9x9.9x8.4x
EV/EBIT10.3x11.2x13.4x15.7x11.8x
EV/Gross Profit2.2x2.6x2.6x2.6x2.4x
P/E10.2x13.3x21.0x21.2x12.5x
EV/FCF20.4x15.0x23.1x17.6x18.8x

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

Verified SDI Group 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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SDI Group Margins & Growth Rates

SDI Group grew revenue by 13% and EBITDA by 18% in the last fiscal year.

In the most recent fiscal year, SDI Group reported gross margin of 65%, EBITDA margin of 18%, and net margin of 10%.

See estimated margins and future growth rates for SDI Group

SDI Group Margins

Last FY202420252026202720282029
Gross Margin65%64%66%66%
EBITDA Margin18%17%18%19%
EBIT Margin15%11%13%15%
Net Margin10%6%10%11%
FCF Margin11%10%8%9%

SDI Group Growth Rates

FY+1/FY23/2424/2525/2626/2727/2828/29
Revenue Growth13%(1%)9%12%
Gross Profit Growth15%1%11%12%
EBITDA Growth18%(0%)18%18%
EBIT Growth8%(15%)33%25%
Net Profit Growth29%(1%)70%32%
FCF Growth(31%)31%(6%)24%

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

SDI Group Operational KPIs

SDI Group's revenue per employee in the last FY averaged $0.2M, while opex per employee averaged $0.1M for the same period.

SDI Group's Rule of 40 is 31% (metric relevant for SaaS companies only, counted as combined revenue growth rate and EBITDA margin).

SDI Group's Rule of X is 49% (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 SDI Group
LTMLast FY202320242025202620272028
Rule of 4030%31%---
Bessemer Rule of X45%49%---
Revenue per Employee-$0.2M---
Opex per Employee-$0.1M---
G&A Expenses to Revenue-18%17%18%17%
Opex to Revenue-54%51%54%50%

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

Valuation Multiples Across 230+ Verticals

SDI Group Competitors

SDI Group competitors include Bioventix, JETEMA Co., 4basebio, ArcticZymes, Fonar, Emvision, Vivani Medical, C-Rad, Zepp Health and Neuronetics.

Most SDI Group public comparables operate across Medical Devices and Life Sciences Tools.

EV/RevenueEV/EBITDA
Last FYLTM2027ELast FYLTM2027E
Bioventix6.2x6.5x8.0x8.5x
JETEMA Co.3.7x-24.9x-
4basebio73.1x-(6.2x)-
ArcticZymes7.2x6.6x37.9x47.9x
Fonar1.0x-5.7x-
Emvision-26.0x-(16.9x)
Vivani Medical--(4.1x)-
C-Rad2.2x2.2x17.3x15.2x

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Acquisitions by SDI Group

SDI Group has acquired 6 companies to date.

Last acquisition by SDI Group was on February 13th 2026. SDI Group acquired PRP Optoelectronics for $13M (EV/Revenue multiple available to Pro users).

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Latest Acquisitions by SDI Group

PRP Optoelectronics
Severn Thermal Solutions
Collins Walker
InspecVision
Description
PRP Optoelectronics is a specialist in LED production, complemented by services in system design, testing, and integration for custom optoelectronic applications.
Severn Thermal Solutions is a Rotherham-headquartered manufacturer of high-temperature furnaces, kilns, and environmental test chambers for industries including aerospace, ceramics, and nuclear energy. The company produces vacuum furnaces capable of temperatures up to 3000°C, controlled atmosphere ovens, and thermal shock chambers used in materials processing and quality assurance testing. Acquired by the Schunk Group in 2019, it operates from facilities in South Yorkshire, England, serving global clients with custom thermal processing equipment. Severn Thermal Solutions holds ISO 9001 certification and specializes in rapid prototyping for advanced materials like composites and superalloys.
Collins Walker Ltd. is a designer and builder of electric steam and hot water boilers for commercial laundries and catering facilities in the United Kingdom. Located in Rotherham, South Yorkshire, the firm offers models from 24kW to 500kW, compliant with Pressure Equipment Directive 2014/68/EU. Established in 1907, it maintains a service network across England and Wales.
InspecVision is a Northern Ireland-headquartered manufacturer of 2D and 3D vision-based inspection systems for automotive and aerospace parts. Based in Belfast since 2003, the company produces optical comparators measuring tolerances to 0.001 mm on components up to 3 meters. Its scanners deploy structured light for reverse engineering and quality control. InspecVision exports to 40 countries, integrating with CAD software like SolidWorks for 24/7 factory floor use.
HQ CountryUnited KingdomUnited KingdomUnited KingdomUnited Kingdom
HQ City
-
Gloucester
-
Belfast
Deal Date13 Feb 20266 Jun 20254 Apr 202530 Oct 2024
Valuation$13M$6M$2M$8M
EV/Revenue
EV/EBITDA

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About SDI Group

When was SDI Group founded?SDI Group was founded in 2007.
Where is SDI Group headquartered?SDI Group is headquartered in United Kingdom.
How many employees does SDI Group have?As of today, SDI Group has over 504 employees.
Who is the CEO of SDI Group?SDI Group's CEO is Stephen Mark Brown.
Is SDI Group publicly listed?Yes, SDI Group is a public company listed on London Stock Exchange.
What is the stock symbol of SDI Group?SDI Group trades under SDI ticker.
When did SDI Group go public?SDI Group went public in 2008.
Who are competitors of SDI Group?SDI Group main competitors include Bioventix, JETEMA Co., 4basebio, ArcticZymes, Fonar, Emvision, Vivani Medical, C-Rad, Zepp Health, Neuronetics.
What is the current market cap of SDI Group?SDI Group's current market cap is $116M.
What is the current revenue of SDI Group?SDI Group's last 12 months revenue is $101M.
What is the current revenue growth of SDI Group?SDI Group revenue growth (NTM/LTM) is 10%.
What is the current EV/Revenue multiple of SDI Group?Current revenue multiple of SDI Group is 1.5x.
What is the current EBITDA of SDI Group?SDI Group's last 12 months EBITDA is $19M.
What is SDI Group's EBITDA margin?SDI Group's last 12 months EBITDA margin is 19%.
What is the current EV/EBITDA multiple of SDI Group?Current EBITDA multiple of SDI Group is 7.7x.
What is the current FCF of SDI Group?SDI Group's last 12 months FCF is $7M.
What is SDI Group's FCF margin?SDI Group's last 12 months FCF margin is 7%.
What is the current EV/FCF multiple of SDI Group?Current FCF multiple of SDI Group is 20.4x.
How many companies SDI Group has acquired to date?As of June 2026, SDI Group has acquired 6 companies.
What was the largest acquisition by SDI Group?$13M acquisition of PRP Optoelectronics on 13th February 2026 was the largest M&A SDI Group has done to date.
What companies SDI Group acquired?SDI Group acquired PRP Optoelectronics, LTE Scientific, InspecVision, Chell Instruments, Severn Thermal Solutions, and Collins Walker.
In how many companies SDI Group has invested to date?SDI Group hasn't invested in any companies yet (or none have been disclosed publicly).

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