Allied Universal Acquires Chicago-Based Advent Systems, Inc.

Allied Universal, a security and facility services company in North America, recently announced the acquisition of Advent Systems, Inc.-a low-voltage integrator of IP video, access control, structured cabling and audio/visual systems based in Elmhurst, Illinois, a suburb of Chicago. Terms of the deal were not disclosed.

"Adding Advent Systems helps us grow strategically and geographically especially within the Chicago market," said Steve Jones, CEO of Allied Universal. "We are excited to continue our strategy of expanding our technology division in order to offer highly advanced solutions for our clients."

With revenues exceeding $42 million and 125 employees, Advent systems, Inc. has been providing integrated technology solutions since 1994. With offices in Chicago and Little Rock as well as satellite operations in Texas, the company helps protect property and assets with design, installation and service of integrated electronic security systems.

"For more than 25 years, we've been dedicated to providing our customers with the highest level of service and quality," said Michael Walsdorf, president of Advent Systems, Inc. "We believe Allied Universal supports our business strategy and overall core values, which will result in a continuation of that high level of service and quality to our clients. We're also thrilled to present a path to the future to our employees, who have been an integral part of our growth and success from the beginning."

The addition of Advent Systems will expand Allied Universal Technology Services division within the Midwest region. Allied Universal Technology Services provides electronic access control, video surveillance, fire/life safety, alarm monitoring, emergency communications, hosted /managed services and a variety of Global Security Operating Center (GSOC-as-a-Service) offerings.

"I have known Mike Walsdorf and John Lothrop for 25 years and have successfully partnered with them on many occasions," said Carey Boethel, President of Dallas-based Allied Universal® Technology Services. "It is truly an honor to be partnering with them again as we continue to expand our national footprint."

Advent Systems was represented by Stifel in the transaction.

Featured

  • Improve Incident Response With Intelligent Cloud Video Surveillance

    Video surveillance is a vital part of business security, helping institutions protect against everyday threats for increased employee, customer, and student safety. However, many outdated surveillance solutions lack the ability to offer immediate insights into critical incidents. This slows down investigations and limits how effectively teams can respond to situations, creating greater risks for the organization. Read Now

  • Security Today Announces 2025 CyberSecured Award Winners

    Security Today is pleased to announce the 2025 CyberSecured Awards winners. Sixteen companies are being recognized this year for their network products and other cybersecurity initiatives that secure our world today. Read Now

  • Empowering and Securing a Mobile Workforce

    What happens when technology lets you work anywhere – but exposes you to security threats everywhere? This is the reality of modern work. No longer tethered to desks, work happens everywhere – in the office, from home, on the road, and in countless locations in between. Read Now

  • TSA Introduces New $45 Fee Option for Travelers Without REAL ID Starting February 1

    The Transportation Security Administration (TSA) announced today that it will refer all passengers who do not present an acceptable form of ID and still want to fly an option to pay a $45 fee to use a modernized alternative identity verification system, TSA Confirm.ID, to establish identity at security checkpoints beginning on February 1, 2026. Read Now

  • The Evolution of IP Camera Intelligence

    As the 30th anniversary of the IP camera approaches in 2026, it is worth reflecting on how far we have come. The first network camera, launched in 1996, delivered one frame every 17 seconds—not impressive by today’s standards, but groundbreaking at the time. It did something that no analog system could: transmit video over a standard IP network. Read Now

New Products

  • HD2055 Modular Barricade

    Delta Scientific’s electric HD2055 modular shallow foundation barricade is tested to ASTM M50/P1 with negative penetration from the vehicle upon impact. With a shallow foundation of only 24 inches, the HD2055 can be installed without worrying about buried power lines and other below grade obstructions. The modular make-up of the barrier also allows you to cover wider roadways by adding additional modules to the system. The HD2055 boasts an Emergency Fast Operation of 1.5 seconds giving the guard ample time to deploy under a high threat situation.

  • A8V MIND

    A8V MIND

    Hexagon’s Geosystems presents a portable version of its Accur8vision detection system. A rugged all-in-one solution, the A8V MIND (Mobile Intrusion Detection) is designed to provide flexible protection of critical outdoor infrastructure and objects. Hexagon’s Accur8vision is a volumetric detection system that employs LiDAR technology to safeguard entire areas. Whenever it detects movement in a specified zone, it automatically differentiates a threat from a nonthreat, and immediately notifies security staff if necessary. Person detection is carried out within a radius of 80 meters from this device. Connected remotely via a portable computer device, it enables remote surveillance and does not depend on security staff patrolling the area.

  • EasyGate SPT and SPD

    EasyGate SPT SPD

    Security solutions do not have to be ordinary, let alone unattractive. Having renewed their best-selling speed gates, Cominfo has once again demonstrated their Art of Security philosophy in practice — and confirmed their position as an industry-leading manufacturers of premium speed gates and turnstiles.