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View Mission Security Services's top competitors like Advance Security Technologies, AlertForce, and Austguard.

ISS Facility Services Danmark
I ISS arbejder vi for at gøre god en arbejdsplads bedre – for mennesker og virksomheder. Med flere end 40.000 kunder i over 30 lande er vi blandt verdens førende udbydere af facility management og workplace experience – og vores 330.000 kolleger, gør sig hver dag umage for at gøre en forskel. Det bliver til mange serviceøjeblikke hver dag – lokalt og globalt. Siden 1901 har ISS udviklet serviceløsninger, der forvandler arbejdspladser til attraktive og velfungerende rammer, hvor mennesker trives. Vi leverer services inden for blandt andet kantine, rengøring, teknik, workplace experience og support services. Det kræver lidt ekstra at gøre en god arbejdsplads bedre. Vi har øvet os i 125 år.
DK
Public
$11.7B Revenue
https://www.dk.issworld.com/
423 Employees
ISS Ticker
G4S
G4S is the International business of Allied Universal®, the world’s leading security and facility services provider and trusted partner to more than 400 of the Fortune 500. Allied Universal® delivers unparalleled customer relationships, innovative solutions, cutting-edge smart technologies and tailored services that enable clients to focus on their core businesses. With operations in over 100 countries and territories, Allied Universal is the third largest private employer in North America and seventh in the world. Annual revenue is approximately $23 billion. There is no greater purpose and responsibility than serving and helping to safeguard customers, communities and people. For more information, visit g4s.com.
UK
Public
$20B Revenue
http://www.g4s.com
118.4K Employees
LSE:GFS Ticker
MSS Security
The MSS Security Group (MSS) comprising MSS Security, MSS Strategic Medical & Rescue and SDS is unrivalled in its experience, capability and reputation. Operating in every state and territory across all market segments, we proudly count amongst our clients, all levels of government and leading Australian and international blue-chip organisations. We align decades of specialised security experience with continued investments in people, service delivery and innovation to meet the ever – changing environment. For further information about our company, latest news and to find out how we can help you, please refer to our website: www.msssecurity.com.au or contact our National Customer Service centre on 1300 759 807.
Parramatta, AU
Private
$605.8M Revenue
http://www.msssecurity.com.au
2.4K Employees

Top Mission Security Services 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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