When was Theon Sensors founded?

Theon Sensors was founded in 1997 and raised its 1st funding round 24 years after it was founded.

Where is Theon Sensors located?

Theon Sensors is headquartered in Koropi, Greece.

How many employees does Theon Sensors have?

As of Aug 31, 2026, the latest employee count at Theon Sensors is 315.

Is Theon Sensors a funded company?

Theon Sensors is a funded company, having raised a total of $***** in its 1st and only funding round, a Grant (prize money) round on Jul 01, 2021.

When was the latest funding round of Theon Sensors?

Theon Sensors' latest funding was a $***** Grant (prize money) round on Jul 01, 2021, with participation from 1 investor.

What is the annual revenue of Theon Sensors?

Annual revenue of Theon Sensors is between €100M and €500M as on Dec 31, 2023

Where does Theon Sensors rank among its competitors?

Theon Sensors ranks 3rd amongst 94 active competitors, of which 11 are funded. It stands 9th in terms of total funding among its competitors. The most recent competitor to raise funding was SEA.AI, which secured $3.49M in Jul, 2025.

Who are the top competitors of Theon Sensors?

Theon Sensors' top competitors include FLIR Systems, SiOnyx and Meridian Innovation. Among them, SEA.AI secured the most recent funding round in July, 2025.

Theon Sensors - 2026 Company Profile, Team, Funding, Competitors & Financials

Theon Sensors is a public company based in Koropi (Greece), founded in 1997 by Christian Hadjiminas. It operates as a Develops night vision cameras for tactical applications. Theon Sensors has raised an undisclosed amount in funding. The company has 94 active competitors, including 11 funded and 13 that have exited. Its top competitors include companies like FLIR Systems, SiOnyx and Meridian Innovation.

Company Details

Theon Sensors develops night vision imaging systems based on thermal imaging. Their solutions are primarily targeted towards tactical imaging needs. Their NYX system is a binocular type systems with integrated IR illuminator - reducing the need for a separate illuminator. Apart from the helmet mount cameras, the company also provides night vision gun-sights and IR based camera for armored vehicles.

Website: theon.com/en
Email ID: *****@theon.com
Phone Number: +30 **********

Key Metrics

Founded Year

1997

Location

Koropi, Greece

Stage

Public

Latest Funding Round

Grant (prize money), Jul 01, 2021, $*****

Investors

Europa

Ranked

3^rd among 94 active competitors

Annual Revenue

€100M - €500M as on Dec 31, 2023

Employee Count

315 as on Aug 31, 2026

Investment & Acquisitions

HGH & 7 more

Similar Companies

FLIR Systems & 48 more

Exit Details

Public

View Theon Sensors' full profile

Theon Sensors is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
THEON SENSORS Sole Proprietorship Commercial and Industrial Company CIN: 2502801000 , Greece, Active	Apr 11, 1997	€100M - €500M (As on Dec 31, 2023)	-	-

Theon Sensors got listed on Feb 07, 2024.

Click here to take a look at Theon Sensors's IPO in detail

Theon Sensors has raised funding over 1 round. Its latest funding round was a Grant (prize money) round on Jul 01, 2021 for $*****. 1 investor participated in its latest round. Theon Sensors has 1 institutional investor.

Here is the list of recent funding rounds of Theon Sensors:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jul 01, 2021	4451806	Grant (prize money)	3684206	5706476	8530940	4571161

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View details of Theon Sensors's funding rounds and investors

The founders of Theon Sensors is Christian Hadjiminas.

Here are the details of Theon Sensors' key team members:

Christian Hadjiminas: Founder & President of Theon Sensors.

View details of Theon Sensors's Founder profiles and Board Members

Theon Sensors' employee count trend

Theon Sensors has 315 employees as of Aug 26. Here is Theon Sensors's employee count trend over the years:

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Top competitors of Theon Sensors include FLIR Systems, SiOnyx and Meridian Innovation. Here is the list of Top 10 competitors of Theon Sensors, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	FLIR Systems 1978, Wilsonville (United States), Acquired	Developer of AI and cloud-enabled video analytics solutions for multiple industries	-	Indufin, Military Health & 3 others	74/100
2nd	SiOnyx 2006, Beverly (United States), Acquired	Manufacturer of digital night vision cameras and sensors	$21.3M	Crosslink Capital, Coherent & 8 others	62/100
3rd	Theon Sensors 1997, Koropi (Greece), Public	Develops night vision cameras for tactical applications	-	Europa	58/100
4th	Meridian Innovation 2016, Hong Kong (China), Series C	Manufacturer of thermal imaging sensors for consumer and commercial applications	$28.5M	Creative Labs, PlanetSpark & 6 others	55/100
5th	Adasky Technologies 2015, Yokneam Illit (Israel), Series B	Developer of thermal camera technology for automotive and intelligent infrastructure	$65M	Sungwoo Hitech, Kyocera & 2 others	50/100
6th	Seek Thermal 2012, Santa Barbara (United States), Series B	Manufacturer of thermal imaging cameras, cores, and sensor boards	$39.2M	-	47/100
7th	MOHOC 2014, Seattle (United States), Seed	Military optimized helmet camera	$775K	-	43/100
8th	SENSIA 2008, Leganes (Spain), Series A	Developer of AI-powered infrared imaging systems for various industry applications	$19.8M	Encino Environmental Services, EIC Fund & 4 others	43/100
9th	SEA.AI 2018, Linz (Austria), Series A	Developer of artificial intelligence systems for maritime object detection and classification	$3.49M	Raiffeisen Invest Private Equity & 2 others	41/100
10th	Andres Industries Germany, Public	Manufacturer of thermal imaging devices, iPad protection shells, and accessories	-	-	40/100