About Advent Systems
Advent Systems is a Business Services company based in Elmhurst (United States) founded in 1994, and was acquired by Allied Universal in November 2019. It operates as a corporate security services are provided to businesses. Its focus areas include Facility Management Services, Soft Services, Security and Real Estate and Construction. Its competitors include ADT, Securitas, Prosegur, Security and Intelligence Services and Sciens Building Solutions and 4 more; 2 of its 9 listed competitors have raised funding.
Company details
Advent Systems was founded in 1994 and is headquartered in Elmhurst, United States. Operations are centered on the security sector, where corporate protection services are delivered to organizations. These services encompass risk assessment, surveillance systems, and emergency response protocols. The company maintains a presence through its domain, adventsystems.com, supporting clients across various industries in the region. Focus remains on reliable security solutions tailored to business needs.
- Headquarters Elmhurst, United States
- Stage Acquired
- SectorsBusiness Services
- Website adventsystems.com
- Social LinkedIn
- Acquired by Allied Universal (Nov 2019)
- Investors
- Acquired byAllied Universal
(Nov 2019)
Investors in Advent Systems
Advent Systems has secured backing from 1 investor. Prominent investors backing the company include Allied Universal.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Security and management services are provided to enterprises. | 2016 | aus.com | United States |
Investor details for Advent Systems
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Timeline of Advent Systems
2 dated milestones of Advent Systems across 25 years, from founding to its latest funding, stage changes and deals.
- Founded Advent Systems is founded.
- Exit Acquired by Allied Universal.
Competitors of Advent Systems
Advent Systems has 9 listed competitors in our database, 2 of them funded. They include ADT, Securitas, Prosegur, Security and Intelligence Services and Sciens Building Solutions, among others.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| adt.com | 1874 | Boca Raton, United States | $24.05M | 36,714 | Cloud-based surveillance solutions for home and business security are provided. | |
| securitas.com | 1934 | Stockholm, Sweden | – | 341,000 | Security services and risk intelligence solutions are provided globally. | |
| prosegur.com | 1976 | Madrid, Spain | – | – | Provider of security solutions with manned guarding, logistics, alarms, cybersecurity, and private security internationally | |
| sisindia.com | 1998 | Delhi, India | $54.68M | 163,744 | Security solutions and business support services are provided globally. | |
| sciensbuildingsolutions.com | 2015 | San Francisco, United States | – | 745 | Fire protection and security services are provided for buildings. | |
| prosero.com | 2017 | Stockholm, Sweden | – | – | Provider of security and facility management services | |
| firstresponsegroup.com | 2007 | Leeds, United Kingdom | – | 221 | Home security services are provided across the United Kingdom. | |
| guardianalarm.com | 1930 | Southfield, United States | – | 40 | Commercial security and automation services are provided to businesses. | |
| protossecurity.com | 2006 | Troutville, United States | – | – | End-to-end security guard management services are provided comprehensively. |
Detailed competitors of Advent Systems
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Top companies in Facility & Event Management Services
10 companies that operate in the same segment as Advent Systems (Facility & Event Management Services), ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Live entertainment events and ticketing services are managed worldwide. | 2005 | Beverly Hills, California, United States | – | USD 25.2 B | 16,200 | |
Provider of facility & project management, advisory, general contracting, and real estate development services | 2010 | Mumbai, Maharashtra, India | USD 117.79 M | USD 62.85 M | 15,502 | |
Security solutions and business support services are provided globally. | 1998 | Delhi, Delhi, India | USD 54.68 M | USD 1.7 B | 192,810 | |
Elevators, escalators, and moving walkways are manufactured, installed, and serviced. | 1853 | Farmington, United States | – | USD 14.43 B | 72,000 | |
Provider of security solutions with manned guarding, logistics, alarms, cybersecurity, and private security internationally | 1976 | Madrid, Madrid, Spain | – | USD 2.17 B | 56,530 | |
Integrated facility management services are provided to businesses worldwide. | 1901 | Copenhagen, Denmark | – | USD 13.32 B | 326,480 | |
Provider of diversified physical security services | 1901 | London, England, United Kingdom | USD 541 M | – | – | |
Developer, operator, and franchisor of trampoline and active entertainment parks | 2004 | Provo, Utah, United States | – | – | 335 | |
Provider of diversified professional and investment management services | 1976 | Toronto, Ontario, Canada | – | USD 5.67 B | 22,940 | |
Ascential is integrated into Informa Group for B2B events. | 1947 | London, England, United Kingdom | – | USD 256.74 M | 3,611 |
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Related news about Advent Systems
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Frequently Asked Questions about Advent Systems
Advent Systems was founded in 1994.
Advent Systems is headquartered in Elmhurst, United States. It is registered at Elmhurst, Illinois, United States.
Advent Systems was founded in 1994 and is headquartered in Elmhurst, United States. Operations are centered on the security sector, where corporate protection services are delivered to organizations. These services encompass risk assessment, surveillance systems, and emergency response protocols. The company maintains a presence through its domain, adventsystems.com, supporting clients across various industries in the region. Focus remains on reliable security solutions tailored to business needs.
Advent Systems's top competitors include ADT, Security and Intelligence Services and Prosegur.
Advent Systems has 1 investor. Key investors include Allied Universal.
Yes. Advent Systems was acquired by Allied Universal in November 2019.

