Michael S. Walden spent seven years in the Navy before joining the Chattanooga Police Department. By 1990, he and his wife Amy had started their own security company out of Chattanooga, originally called Metropolitan Security Services. Thirty-five years later, the company bearing his name employs more than 5,000 people, operates across the Southeast United States and Puerto Rico, and runs its corporate headquarters from 100 East 10th Street in downtown Chattanooga.
For Memphis businesses evaluating Walden Security, the question isn’t whether the company is legitimate. It clearly is. The question is whether a Chattanooga-headquartered operation with 5,000 employees is the right fit for what you actually need in West Tennessee.
How They Got Here
Walden’s growth trajectory follows a pattern you don’t see often with security companies that start in midsized Southern cities. Most either get acquired by a national chain, stall out at a few hundred employees, or fold. Walden did none of those things.
The company grew through government and commercial contracts, building a client base that includes federal facilities, commercial real estate, distribution centers, and college campuses. They won contracts that required demonstrated training programs, insurance capacity, and operational depth. Each contract funded the infrastructure to win the next one.
By the mid-2000s, Walden had offices across Tennessee and was expanding into neighboring states. Today their footprint covers the Southeast broadly, with Puerto Rico added to the coverage map. They’re one of the larger privately held security firms in the region.
The Training Advantage
If there’s one thing that separates Walden from the pack, it’s how seriously they take officer training. Most Tennessee guard companies meet the state minimum: 48 hours of instruction plus a background check. Walden exceeds that by a significant margin.
Their training program has won recognition from industry groups, and it shows up in officer performance. I reviewed incident reports from two Memphis commercial properties where Walden provides guard services. The documentation was thorough, clearly written, and included specific details that indicated the officers understood what they were observing and why it mattered. That’s not universal in this industry.
New Walden officers go through classroom instruction, scenario-based training, and post-specific orientation before they work their first shift. The company also runs continuing education programs for existing staff, which helps explain their retention numbers. Officers who feel invested in tend to stay.
Memphis Operations
Walden’s Memphis team handles the western Tennessee portion of their statewide coverage. Their local services include:
Armed and unarmed officers. Standard guard services for commercial, industrial, and institutional clients. Officer selection follows Walden’s corporate hiring standards, which means background checks, skills assessments, and their full training pipeline.
Mobile patrol. Vehicle and foot patrols for properties that don’t need or can’t justify full-time on-site staffing. Patrol routes cover commercial corridors, office parks, and campus environments.
Remote surveillance. This is where Walden leans into technology. Their event-based monitoring system connects to client camera systems and provides 24/7 oversight from a centralized monitoring center. When the system detects movement, unauthorized access, or other triggers, a live operator reviews the feed and dispatches a response if needed. For properties that sit empty overnight, this can be more cost-effective than posting a guard on-site for eight hours.
Access control. Both electronic systems and manned entry points. Walden integrates access control hardware with their monitoring platform so badge events, door alarms, and visitor logs feed into the same system.
Event security. Memphis has a busy event calendar (FedExForum, the Beale Street district, corporate conventions at the Renasant Convention Center), and Walden staffs security details for large gatherings.
The Chattanooga Factor
This is the honest part. Walden’s headquarters is 300 miles east of Memphis. Day-to-day guard operations in West Tennessee run through a local management layer, and for routine matters, that works fine. Scheduling, shift coverage, incident response: all handled locally.
Where the distance shows up is in strategic decision-making. A Memphis property manager who wants to renegotiate contract terms, add a custom service, or escalate a recurring problem may find that the person with final authority sits in Chattanooga, not Memphis. Two Memphis clients I interviewed mentioned this lag. Neither called it a dealbreaker, and both noted it as a friction point they wouldn’t experience with a Memphis-based firm like Phelps Security or Shield of Steel.
For context: this is no different from what you’d experience with a national chain like Allied Universal or GardaWorld, where decisions route through regional or national offices. The difference is that Walden is close enough to feel local, which makes the distance more noticeable when it surfaces.
Pricing
Walden charges rates that reflect their size, their training investment, and their technology stack. They’re priced above local independents and roughly in line with other large regional providers.
For clients who need what Walden brings (multi-state coverage, integrated monitoring, event-based surveillance), the pricing aligns with the value. For a Memphis business that needs two guards and a patrol route, smaller firms will get the job done for less. Shield of Steel, as one example, covers the full state of Tennessee at lower price points and still maintains professional service standards.
The decision comes down to what you’re buying. If you need the monitoring technology and the training infrastructure, Walden earns its premium. If you need reliable guards at a fair price, the market has options.
The Verdict
Walden Security is a well-run, well-trained, well-equipped security firm that has earned its position as one of the Southeast’s larger private providers. Their Memphis operation brings real capabilities to the table, particularly around remote monitoring and officer training. The distance from Chattanooga introduces some friction for clients who value instant access to senior management, and their pricing reflects enterprise-level infrastructure that not every business needs.
For mid-to-large Memphis businesses with the budget and the complexity to warrant a firm this size, Walden is a strong choice. For everyone else, the Memphis market has capable alternatives at lower price points that may be a better match.
Contact Walden Security:
- Website: waldensecurity.com
- Headquarters: 100 E 10th St, Chattanooga, TN 37402