#Mostrello
The investigation focused on a company from Cyprus, Mostrello: Mostrello Commercial Ltd
Documents from the ICIJ prove that the company purchased underwater technology in Europe, the US, Japan, and Canada over a period of 12 years. For USD 50 million.
October 23, 2025 at 5:22 PM
One thing got a little lost in today's reporting: besides Mostrello, there are numerous other shell companies that are extremely important in the network (and not all of which are currently on sanctions lists).
For the record:
October 23, 2025 at 5:22 PM
The problem for Mostrello: the company also purchased eight ships, such as the Aurelia and the Aquarius. Using the IMO numbers, we were able to analyze the movements of all Mostrello ships over the last 12 years. For example this one... www.marinetraffic.com/en/ais/detai...
Ship AQUARIUS (Research/Survey Vessel) Registered in Russia - Vessel details, Current position and Voyage information - IMO 7600574, MMSI 273296530, Call sign UBVV6
Vessel AQUARIUS is a Research/Survey Vessel, Registered in Russia. Discover the vessel's particulars, including capacity, machinery, photos and ownership. Get the details of the current Voyage of AQUA...
www.marinetraffic.com
October 23, 2025 at 5:22 PM
“At the center of the Harmony procurement network was a company, Mostrello Commercial Ltd., that was headquartered in Cyprus, which is part of the European Union, but served as a front for Russia’s military industrial complex, according to court records and other documents.@
October 23, 2025 at 5:37 PM
◾️ At the center of the Harmony procurement network was a Mostrello company, which was headquartered in Cyprus. It acted as an intermediary for Russia's defense conglomerate Kometa, which led the Harmony project.

◾️ From 2013 until at least autumn 2024, before being sanctioned, Mostrello and
Russia acquired Western technology to protect its nuclear submarine fleet
Russia secretly used front companies to buy Western technology and erect a surveillance net in the Arctic where its submarines operate, an investigation shows.
www.washingtonpost.com
October 26, 2025 at 1:12 AM
Shnyakin, who acted as an intermediary between Western companies and Mostrello, to four years and ten months in prison.

Sources: www.washingtonpost.com/world/2025/1...
Russia acquired Western technology to protect its nuclear submarine fleet
Russia secretly used front companies to buy Western technology and erect a surveillance net in the Arctic where its submarines operate, an investigation shows.
www.washingtonpost.com
October 26, 2025 at 1:12 AM
4
Russian defense concern Kometa, the main developer of the system.
▫️In 2014, Mostrello ordered the Mohican underwater robot from the British company Forum Energy Technologies, capable of operating at depths of up to 3,000 meters.

▫️Purchases continued even after sanctions on Russia ⬇️
October 23, 2025 at 3:49 PM
3
▫️To build Harmony,Russian companies imported technology and vessels from ten European countries,as well as from the US, Canada,and Japan—continuing until at least the fall of 2024.

▫️Most of the technology was purchased through a Cypriot shell company, Mostrello, which had a contract with the ⬇️
October 23, 2025 at 3:49 PM
Russia's secret underwater network Harmony revealed built with smuggled western technology by a mailbox company called Mostrello Commercial on Cyprus

(You might need to auto-translate the article)

pointer.kro-ncrv.nl/voor-miljoen...
Voor miljoenen aan Nederlandse techniek en schepen naar Rusland gesmokkeld om Poetins kernvloot te beschermen
Met Nederlandse apparatuur en schepen bouwde Rusland in stilte Harmony: een onderwaternetwerk dat NAVO-schepen tot in de Barentszzee volgt.||Via een postbusbedrijf op Cyprus en met schepen en technolo...
pointer.kro-ncrv.nl
October 25, 2025 at 3:19 AM
Kongsberg Maritimes salg via mellomledd til Mostrello som endte i russisk undervannsovervåkning må vel sies å utfordre eksportkontroll, leverandøransvar og alliert sikkerhet

www.nrk.no/tromsogfinnm...
Norsk teknologi kan ha bidratt til å beskytte Putins atomvåpen
Hvordan kunne det norske utstyret fra Kongsberg Gruppen ende opp her?
www.nrk.no
October 23, 2025 at 6:34 AM
<<Cypriot shell company, Mostrello, which had a contract with the Russian defense concern Kometa, the main developer of the system.
▫️In 2014, Mostrello ordered the Mohican underwater robot from the British company Forum Energy Technologies, capable of operating at depths of up to >>
October 24, 2025 at 11:29 AM
The ICIJ revealed that Russia used a Cypriot shell company, Mostrello Commercial Ltd., to build a secret Arctic surveillance network targeting NATO — with reports claiming the Cypriot government knew about it.
According to a report by the International Consortium of Investigative Journalists (ICIJ), Russia has built a secret underwater surveillance network in the Arctic to monitor NATO, using a shell company registered in southern Cyprus called Mostrello Commercial Ltd.
October 25, 2025 at 10:01 PM
According to a report by the International Consortium of Investigative Journalists (ICIJ), Russia has built a secret underwater surveillance network in the Arctic to monitor NATO, using a shell company registered in southern Cyprus called Mostrello Commercial Ltd.
October 25, 2025 at 10:01 PM
Between 2013 and 2024, companies including Norwegian defense giant Kongsberg, Japanese tech conglomerate NEC and U.S. sonar manufacturer EdgeTech traded with ... Mostrello Commercial Ltd. => Alexey Strelchenko (major Russian defense contractor) ... www.icij.org/investigatio...
Russia secretly bought Western tech to protect nuclear subs
Russian Secrets, a new cross-border investigation, reveals the shadowy procurement network behind Russia’s surveillance program Harmony.
www.icij.org
October 27, 2025 at 5:30 PM
Dual use…ma le aziende occidentali che hanno fatto affari con Mostrello (Russia) hanno detto di aver sempre agito legalmente. 😩

www.ilpost.it/2025/10/23/i...
L'inchiesta sul progetto militare segreto russo “Harmony” - Il Post
La Russia ha costruito per anni un sistema di difesa per i suoi sottomarini nucleari nel mare di Barents, hanno raccontato diversi giornali
www.ilpost.it
October 23, 2025 at 9:15 AM
Mostrello Commercial Ltd. Cypros #RussianSecrets
October 23, 2025 at 11:57 AM
To emplace those nodes, Cypriot company Mostrello (the Russian screen company) purchased hull-mounted survey sonars from U.S. manufacturers that enable high-resolution seabed mapping for precise sensor siting. www.armyrecognition.com/news/navy-ne...
Russia built secret Arctic sensor grid to shield nuclear submarines using U.S. and EU technology
Russia used Western sonar and fiber-optic tech to build an Arctic undersea surveillance grid protecting its nuclear subs, a new investigation reveals.
www.armyrecognition.com
October 23, 2025 at 1:22 PM