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DiamondSelf Storage Management
Third-Party Self Storage Management · Texas

Your storage asset, managed like it's ours.

Diamond Self Storage Management gives owners and investors institutional-grade operations, revenue management and cybersecurity, without the overhead of building a team. More NOI, less noise.

20Facilities Under Management
1.7MNet Rentable Square Feet
12Counties Served
87%Average Occupancy (Stabilized)
21Years in Self Storage
Full-Service Management

Everything your facility needs to perform.

One accountable partner for the operational, financial and technical sides of your property, from lease-up to stabilized and beyond.

Revenue Management

Data-driven street rates, move-in specials and existing-customer rate increases tuned to your market to maximize revenue per available foot.

Operations and Staffing

Trained on-site and remote teams, standardized procedures, lien and auction compliance, and consistent customer service across every property.

Digital Marketing and SEO

Local search, Google Business optimization, paid campaigns and online rentals that fill units at a controlled cost per move-in.

Owner Reporting

Monthly financials, occupancy and delinquency analysis, budget-to-actual tracking and clear KPIs, so you always know where your asset stands.

Lease-Up and Acquisitions Support

Pro forma review, market analysis and a launch playbook for new builds, conversions and recent acquisitions.

Technology and Cybersecurity

Managed networks, access control, cameras, endpoint protection and monitoring built and run by a dedicated IT security leader. Learn More

Our Approach

A transition built to protect your income.

Changing managers shouldn't mean losing momentum. Our onboarding is structured, documented and transparent.

Assess

Property audit, market study and a written performance plan with clear targets.

Transition

Management software, systems, access control and security migrated with no interruption to tenants.

Optimize

Rates, marketing, collections and expenses tuned continuously against your goals.

Report

Transparent monthly reporting and regular owner reviews. No surprises.

The Diamond Advantage

Self storage is a technology business now.

Gate systems, kiosks, cameras, payment data and tenant records are all targets. Most third-party managers treat IT as an afterthought. We lead with it.

Security-Led Operations

Executive-level IT and cybersecurity leadership protects your tenant data, payment flow and physical access systems.

Owner-Aligned Incentives

We are built around your NOI, your valuation and your exit, not management for management's sake.

Texas Market Expertise

Deep familiarity with Texas demand, regulations and competitive dynamics, with a local team that answers the phone.

Who We Serve

Built for the people who own the asset.

We deliver professional management solutions aligned with your long-term ownership goals.

Private OwnersDevelopersInvestment Groups Family OfficesLenders and ReceiversEstates and Trusts
Let's Talk

Request a confidential management proposal.

Tell us about your facility. We will respond promptly with a candid assessment of the opportunity. No obligation.

Customers

Our managed facilities

Rent a unit or pay your bill online at your Diamond-managed location.

McPherson 1921 Euclid Street - PO Box 972
McPherson, KS 67460
  • From $65/mo
  • 5x10 to 20x50 units
  • 156,795 sq ft
  • Closed today
Fair Oaks 18018 E. Admiral Place
Catoosa, OK 74015
  • From $65/mo
  • 5x10 to 20x50 units
  • 42,450 sq ft
  • Closed today
Guthrie 2420 E. College Avenue
Guthrie, OK 73044
  • From $65/mo
  • 5x10 to 20x50 units
  • 76,730 sq ft
  • Open today: 8:30AM - 5:30PM
Bent Creek 16355 HIGHWAY 377 S
Benbrook, TX 76126-5602
  • From $77/mo
  • 10x10 to 20x50 units
  • 57,893 sq ft
  • Closed today
Brenham 2000 Hwy 290 E
Brenham, TX 77833
  • From $35/mo
  • 5x5 to 10x30 units
  • 77,642 sq ft
  • Open today: 8:30AM - 5:30PM
Burton 4566 Bates Lane
Burton, TX 77835
  • From $100/mo
  • 10x24 to 12x41 units
  • 86,967 sq ft
  • Closed today
Colleyville 99 Cheek Sparger Road
Colleyville, TX 76034
  • From $60/mo
  • 5x5 to 50x30 units
  • 44,049 sq ft
  • Open today: 8:30AM - 5:30PM
Cypress 16111 Cypress Rose Hill
Cypress, TX 77429
  • From $35/mo
  • 5x5 to 10x40 units
  • 56,450 sq ft
  • Closed today
Hockley 33100 Hwy 290
Hockley, TX 77447
  • From $65/mo
  • 40x12 to 50x12 units
  • 317,736 sq ft
  • Open today: 9:00AM - 3:00PM
AP 1955 Ojeman #1
Houston, TX 77080
  • From $50/mo
  • 5x10 to 12x22 units
  • 22,478 sq ft
  • Closed today
Greenspoint 1209 Aldine Bender
Houston, TX 77032
  • From $60/mo
  • 6x10 to 20x25 units
  • 66,030 sq ft
  • Closed today
Northwood 12245 Northwood Forest Drive
Houston, TX 77039
  • From $50/mo
  • 5x5 to 20x30 units
  • 46,940 sq ft
  • Closed today
Humble 1036C 1st Street East
Humble, TX 77338
  • From $850/mo
  • 40x25 to 50x128 units
  • 126,243 sq ft
  • Open today: Appointment Only
ARSC 17176 FM 156
Justin, TX 76247
  • From $45/mo
  • 5x5 to 15x30 units
  • 133,532 sq ft
  • Closed today
Magnolia 36522 Coleman Road
Magnolia, TX 77355
  • From $65/mo
  • 5x10 to 20x50 units
  • 60,345 sq ft
  • Open today: 8:30AM - 5:30PM
Vista 220 Vista Road
Pasadena, TX 77587
  • From $50/mo
  • 9x24 to 18x24 units
  • 27,000 sq ft
  • Open today: 8:30AM - 5:30PM
SoHo 701 South Allen Genoa
South Houston, TX 77587
  • From $50/mo
  • 5x5 to 10x30 units
  • 77,975 sq ft
  • Open today: 8:00AM - 6:00PM
31st 1501 31st Street
Texas City, TX 77590
  • From $62/mo
  • 5x10 to 10x20 units
  • 37,580 sq ft
  • Open today: 8:30AM - 5:30PM
Waco 9409 China Spring Road
Waco, TX 76708
  • From $45/mo
  • 5x10 to 20x30 units
  • 131,780 sq ft
  • Open today: 8:00AM - 5:00PM
Two Mile 1813 TX-276
West Tawakoni, TX 75474
  • From $135/mo
  • 10x10 to 15x50 units
  • 83,950 sq ft
  • Open today: 7:00AM - 5:00PM

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Industry Security Alert & Leadership

The self-storage industry must wake up to the threat of unbridled technology.

Gate controllers, smart locks, tenant management databases, cloud APIs, and surveillance feeds are connected 24/7. Yet most operators treat IT and endpoint security as an afterthought—leaving customer PII, gate access grids, and multi-million-dollar asset valuations vulnerable to modern cyber vectors. Security isn't a checklist; it's the foundation of modern property management.

Institutional-Grade Cybersecurity Oversight

At Diamond Self Storage Management, every digital touchpoint is hardened, monitored, and managed under rigorous cybersecurity protocols. We reject complacency and enforce centralized endpoint control, strict access parameters, and continuous threat mitigation across our portfolio.

Point of Contact

Justin Small

IT & Cybersecurity Director
Credential: CompTIA Security+ Certified
Background: US Air Force Veteran (20 Years Cyber Ops & Information Assurance)
Education: MS in IT Management (Trident University International)