Revolutionising defence and security technologies

We exist to empower nations and partners with mission-critical defence technologies that deter threats, protect lives, and strengthen global stability, delivered with precision, trust and operational excellence.

Modirum GESPI| Defence technologies delivering mission-critical solutions to enhance global security and stability.

Mission-Critical Technology for Defence, Aerospace, and Secure Global Sectors

Modirum | GESPI is a leading provider of mission-critical solutions for both civilian and government sectors. We are committed to driving security innovation and providing cutting-edge solutions for mission-critical operations in defence, aerospace, and other industries, safeguarding the future of organisations and governments.

50+

years experience

1000+

professionals

50+

countries

1.3M+

security missions

25+

governments

Mission

Quality. Reliability.
 On Time.

Delivering high-quality mission-ready solutions with precision, agility and trust on time, every time.

Vision

Trusted. Proven.
 Global.

Strengthening global security with trusted and proven solutions that protect lives and ensure operational success every mission, every time.

We are expanding the boundaries of situational awareness

Modirum | GESPI operates across the globe, delivering technology, intelligence, and innovation to support strategic decisions for clients worldwide. You can count on us: on time, every time, anywhere. We are ready to deliver operational excellence wherever you are.
Finland
Helsinki HQ
Estonia
Harjumaa, Tallinn
Austria
Vienna
United Kingdom
London
Switzerland
Prilly
Serbia
Belgrade
Macedonia
Skopje
UAE
Dubai
USA
Paeonian Springs
Brazil São José dos Campos – SP Cruzeiro – SP Santa Rita do Sapucaí – MG

Certifications & Associations

Modirum | GESPI is committed to the safety, quality and delivery timelines of all products and services we supply to the market. We develop innovative solutions with cutting-edge technological content and the efficiency expected from our clients.

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Modirum

Latest News

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Modirum Gespi Appoints Claudio Negri as President of Ammunition & Naval Systems Business Unit
Modirum Gespi Appoints Claudio Negri as President of Ammunition & Naval Systems Business Unit

This appointment reflects Modirum Gespi’s commitment to strengthening its leadership structure to support new business opportunities, drive innovation, and enhance its ability to respond to the evolving demands of the global defence sector. Modirum Gespi announces the appointment of Claudio Negri as President of its Ammunition & Naval Systems business unit, reinforcing the company’s strategy to accelerate growth and expand its presence in the Brazilian and international defence and security markets.

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Modirum | Gespi Launches to the Market its Turn-key Ammunition Filling Station Solution
Modirum | Gespi Launches to the Market its Turn-key Ammunition Filling Station Solution

As defence industries seek greater flexibility, resilience, and scalability, Modirum | Gespi introduces its new Turn-key Ammunition Filling Station Solution. Developed by a team with proven expertise in ammunition production, industrial engineering, automation, and safety-critical operations, the solution combines advanced engineering with a modular production concept designed to increase efficiency, adaptability, and long-term operational performance.

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Modirum Gespi Strengthens its Leadership in Public Security and Defence at COP International 2026
Modirum Gespi Strengthens its Leadership in Public Security and Defence at COP International 2026

Modirum Gespi, a company with more than five decades of experience in the Defence and Security sectors, will participate in COP International 2026, taking place from August 11 to 13 at São Paulo Expo, Brazil.

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Welcome to our new website!

Now Ocellott is Modirum Gespi.

Discover more about our Communication and Power Systems solutions.

Thank you for joining us!

***Bem-vindo ao nosso novo website! A Ocellott agora é Modirum Gespi.
Conheça nossas soluções em Sistemas de Comunicação e Energia.

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