About us


Senop makes the invisible visible and secures your communications. Advanced electro-optical systems, high-tech night vision systems, MIL-compliant system platforms, demanding system integrations and critical communications solutions are our core competence. Senop is a subsidiary of Millog Ltd and a part of Patria Group.


In nordic high-end optronics


Years of


Motivated professionals

Built to last

As the leading solution provider of high-end optics in the Nordics and reseller of Virve devices our products and processes comply with the strict quality and performance standards. We conduct constant product development and come up with new innovations that allow our customers to reap the fruits of the latest technological advancements. All products can be easily integrated with existing solutions in the defense, business, and industry domains.

Our highly skilled and dedicated professionals allow us to ensure reliable equipment maintenance and modernization throughout the product lifecycle. With our maintenance services, you can optimize spare part supply and minimize downtime caused by maintenance.


Technological forerunner

Senop’s high-quality optronic solutions are designed, manufactured and built in Finland with over 80 years of experience and know-how. We specialize in highly tailored product series that require in-depth design and production expertise. The combination of profound experience, high technology and the latest innovations guarantees that our products give a decisive advantage to even the most demanding users and industries.

We are a pioneer of critical communication solutions in our home country. Having been the first company to provide TETRA radio equipment solutions for Finnish authorities, we strive to be at the forefront of adopting new communication and private network solutions also for private industries.


Highly committed team

Close collaboration with our customers and the leading system providers allows us to meet future defence or industrial needs in an optimal way. Senop’s products can be easily integrated and customized to fulfil exact customer requirements. We meet customer needs with unique, high-quality solutions. As we manage the entire process from design to manufacture, we can ensure reliable and cost-efficient maintenance capabilities.

We have gathered all the required expertise in-house. Senop’s motivated and experienced team is eager to help our customers exceed their goals. Our top-class professionals have extensive experience from the defence industry. The continuous development of high-performance defence capabilities is our top priority.


Striving for Responsibility

Our unwavering commitment to fair and ethical business practices and a legacy of transparency guides everything we do as a company. Our ethical standards reflect our culture and values and the principles that guide our behavior, and we expect the same high standards from our suppliers and partners.

Read more about responsibility and sustainability at Senop

Our operations comply with the following criteria and standards: KATAKRI, ISO 9001 and AQAP-2110. Our organisation is certified by Kiwa Inspecta.




Finnish Defence Forces’ optical and precision mechanics department is founded in Helsinki. Depots are opened in Lievestuore, Orivesi and Vammala.


The optical department is transferred to the Lievestuore depot.


Oricopa is founded on 28 November 2002 to continue the Orivesi depot’s weapons maintenance services.


In June 2008, Millog enters into a strategic partnership agreement with the Finnish Defence Forces. Responsibility for the army’s depot level maintenance is transferred to Millog in the beginning of 2009.


Insta DefSec’s Systems Integration Services department is merged with Oricopa. Oricopa becomes Millog´s subsidiary.


Millog’s optronics business and Oricopa’s systems integration business are centralized to a single company. At the same time, Oricopa’s business name changeds into Senop on 1 January 2016.

In June 2016, Senop acquires the business of Rikola, specialized in optoelectronics. Rikola is located in Oulu, Finland.


Senop joins forces with Virve Tuotteet ja Palvelut Oy. The merger creates a new business unit, Senop Communications, to provide encrypted solutions, tools and private networks for companies, authorities, and defense organizations.


Millog Oy transferred its optronics production to its subsidiary Senop as a business transfer in June 2023.



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