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View ProAlarm's top competitors like Danfoss, Fjernvarme Fyn A/S, and G4S.

G4S
G4S is a leading security and facility services company that provides proactive security services and cutting-edge smart technology to deliver tailored, integrated security solutions that allow clients to focus on their core business. Through a global workforce of approximately 800,000 people, we leverage best practices in communities all over the world. With revenues at approximately $20 billion, we are supported by efficient processes and systems that can only come with scale to help deliver our promise locally: keeping people safe so our communities can thrive. For more information on G4S, visit www.g4s.com.
UK
Public
$20B Revenue
http://www.g4s.com
117.9K Employees
LSE:GFS Ticker
Danfoss
Danfoss engineers solutions that increase machine productivity, reduce emissions, lower energy consumption, and enable electrification. Our solutions are used in such areas as refrigeration, air conditioning, heating, power conversion, motor control, industrial machinery, automotive, marine, and off- and on-highway equipment. We also provide solutions for renewable energy, such as solar and wind power, as well as district-energy infrastructure for cities. Our innovative engineering dates back to 1933. Danfoss is family-owned, employing more than 39,000 people, serving customers in more than 100 countries through a global footprint of 100 factories. Follow us on Instagram, Twitter and Facebook: www.instagram.com/danfoss_group www.twitter.com/Danfoss www.facebook.com/Danfoss
Nordborg, DK
Private
$10.7B Revenue
http://www.danfoss.com
23.7K Employees
Verisure
Verisure is the global leader in professionally monitored security services by customers served, with a market-leading presence across Europe and Latin America and number one positions in 14 of our 18 markets. Supported by more than 30,000 colleagues, we use leading technology every day to deter, detect, verify and intervene, helping protect around 6.4 million families and small businesses across 18 countries. GROWTH Founded in Sweden in 1988, Verisure has grown steadily to become the leading security provider across Europe and Latin America, with operations today spanning 18 countries. We have delivered consistent growth every year since our inception, across customer portfolio, revenue, and profitability. Over the past decade, 95% of our growth has been organic. We pursue mergers and acquisitions selectively and strategically, in line with our strong organic growth capabilities and our focus on quality intake. Our 2025 acquisition of ADT Mexico was one such exceptional M&A opportunity, enabling us to accelerate our entry into a large and attractive geography while staying true to our high-quality growth principles. INNOVATION Technology is at the core of what we do, enabling us to deliver end-to-end protection through deterrence, detection, verification and intervention. Our innovation is powered by three technology centres in Geneva, Malmö and Madrid, bringing together more than 1,800 technologists who develop and enhance the products and services that protect our customers every day. PEOPLE At Verisure, people are at the heart of our service. More than 30,000 colleagues bring our purpose to life every day, combining human expertise with leading technology to protect what matters most. From our security experts responding to incidents in real time to our customer-facing, operational and support teams, our people are what make our protection service different.
Versoix, CH
Private
$5.7B Revenue
http://www.verisure.com
25.7K Employees
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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