We are specialised in modular concrete protection systems that have high-tech solutions integrated into them.


Revonia supplied the Estonian Centre for Defence Investment with tens of thousands of reinforced concrete anti-tank obstacles as part of the Baltic Defence Zone. Delivered under a contract worth more than €4 million, these “dragon’s teeth” form an important part of Estonia’s eastern border defence infrastructure. A major project demonstrating Revonia’s ability to deliver large-scale concrete solutions for critical infrastructure.

Protect your team as seriously as you protect your business. This 60 m² corporate shelter gives up to 80 employees a fully equipped, self-sufficient safe space, with toilets, beds, a sitting area, two ventilation units and blast caps built in as standard. Installed in just a few days, with no disruption to your site. Once buried, it sits concealed beneath the surface, so it offers protection without ever getting in the way. See videos of testing here!

Your all-in-one solution for security, adaptability and performance. Our precision-crafted bunker is designed for effortless use and can serve as the perfect shooting range, headquarters or command post that can quickly be moved. Boost your operations with Revonia's reliable and versatile modular bunker today. See video of testing here!

Ensure the safety of your loved ones and property with Revonia's bomb shelters. Our shelter is made of reinforced concrete and designed to withstand even the strongest impacts. Equipped with state-of-the-art air filtration systems and emergency power generators, our Shelters offer a safe haven in any disaster. More information here.

We bring a modern approach to civil defense. Our underground concrete modules create secure, high-capacity shelters that integrate discreetly into all locations needed. Featuring a practical ground-level entrance, the shelters are fully self-sufficient and require no extra personnel to operate. Engineered for true dual-use, these structures are built to become a part of everyday life. Seamlessly integrate it into daily routines, educational schedules, and training programs, while its primary focus remains on protection from modern tactical threats. This 80 m² option can offer protection for up to 100 people. See videos of testing here!

Protect your staff and property with Revonia's concrete modular shooting bunkers. Our reinforced concrete bunkers are designed to withstand heavy firepower and provide maximum protection.

A durable and reliable solution that prevents the vehicle from penetrating through the roadblock. Made from the highest quality materials, our roadblocks are designed to withstand heavy impacts and provide maximum safety. They can be easily installed and removed as needed, and can be customized to meet specific needs. Let Revonia help keep your assets safe. We offer a variety of road barrier types including 'Bollard', 'Jersey Barrier', 'K-Rail' and 'Dragon's teeth'

Revonia's mobile ammunition/ weapon/ tech/communication and food pack bunkers provide tactical storage solutions for teams and their equipment. Our bunkers are made of reinforced concrete and can be easily transported to different locations. They are designed to be hidden in tactically important locations throughout the country. Different goods can be stored in these bunkers depending on the time and need.