Company Directory / Security & Investigations

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PrivateFor profitSecurity & InvestigationsSouthampton, Hampshire, United Kingdom

Symetrica

Symetrica develops and commercializes radiation detection and identification systems for various medical applications.

Founded
2002
24 years ago
Staff
11-50
78 on LinkedIn
Followers
3k
on LinkedIn
Funding
$26M
as listed, USD

Customs organisations and government departments worldwide are using our Threat Detection Products to protect people and infrastructure 24 hours a day, 365 days a year. Symetrica products include Radiation Detection Systems and Port Security Solutions. These products integrate new and legacy threat detection systems into a single integrated operational environment. We manufacture a complete range of products including handhelds (RIIDS), backpacks, mobiles, portals. Our software products integrate multiple… Read all

Customs organisations and government departments worldwide are using our Threat Detection Products to protect people and infrastructure 24 hours a day, 365 days a year. Symetrica products include Radiation Detection Systems and Port Security Solutions. These products integrate new and legacy threat detection systems into a single integrated operational environment. We manufacture a complete range of products including handhelds (RIIDS), backpacks, mobiles, portals. Our software products integrate multiple detection assets including Radiation detection, X-ray inspection, CCTV monitoring, ANPR white lists, Backscatter X-ray inspection from any vendor into a single user interface. Founded on innovation, our Discovery Technology® brings together everything we know about detection, into overarching solutions that ‘just work’. Our goal is simple – to provide the very best integrated threat detection and identification solutions. Symetrica provides world-leading performance and low through-life costs to Customs, Military and Homeland Security markets.

Set against six million companies

Size

1-1011-5051-100101-250251-500501-10001k-5k5k-10k10k+

11-50 people: larger than 33% of companies with a size listed. 78 people list it on LinkedIn.

Age

200219002026

24 years old.

Reach

No web traffic ranking listed. 2,657 followers on LinkedIn.

What it does

BiotechnologyHealth DiagnosticsSecurityRadiation DetectionIsotope IdentificationNeutron DetectionRadiation Portal MonitorsNuclear SafeguardsCivil Nuclear Supply ChainNuclear MedicineNeutron DosimetryMilitary Radiation DetectionMobile DetectionActive InterrogationThreat DetectionMachine LearningCommand and Control

Funding, as listed

$26M raised in total

  • Rounds9
  • LatestSeries b, Feb 2023
  • Latest amountUSD 4,506,372
  • Investors10, 2 leading

What the source datasets report. We have not watched these rounds ourselves.

FoundersBrian Lever, David Ramsden, Grant Crossingham, Matthew Dallimore

Every detail we hold

Everything the source datasets list about Symetrica, field by field. Contact details are held but never shown.

The company

Name
Symetrica
Type
For profit
Status
Private
Founded
2002
Founders
Brian Lever, David Ramsden, Grant Crossingham, Matthew Dallimore
Industry
Security & Investigations
Categories
Biotechnology, Health Diagnostics, Security
Specialities
Radiation Detection, Isotope Identification, Neutron Detection, Radiation Portal Monitors, Nuclear Safeguards, Civil Nuclear Supply Chain, Nuclear Medicine, Neutron Dosimetry, Military Radiation Detection, Mobile Detection, Active Interrogation, Threat Detection, Machine Learning, Command and Control

Where

City
Southampton
Region
Hampshire
Country
United Kingdom
Markets
Europe, Middle East, and Africa (EMEA)

Size and reach

Staff band
11-50
People on LinkedIn
78
LinkedIn followers
2,657

Funding, as listed

Total
$25,715,721 USD
Rounds
9
Latest round
Series b
Latest round date
Feb 2023
Latest amount
4,506,372 USD
Investors
10
Lead investors
2
Listing status
private

About this record

Sources
Crunchbase, LinkedIn
Last imported
Sept 2026

Companies like it

Security & Investigations in United Kingdom.

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From the company datasets we hold (Crunchbase, LinkedIn and Apollo listings), as listed there; 372,993 companies in United Kingdom and 5,926,251 in all. We hold no contact details for public display. Correct this, or ask for it to be removed.