Third Party Management

Your facility.
Expert-managed.


TNT Self Storage Management has been operating facilities since 1977.
We handle everything — staffing, marketing, accounting, and daily operations,
so you can focus on what matters most.

75+
FACILITIES
MANAGED

48+
YEARS IN
OPERATION

5 STATES:
AZ, CA, HI,
TX, UT

WHY CHOOSE TNT?

A complete management solution

We're one of the first few management companies in the United States — and one of the most experienced. Our turnkey approach means no gap goes unaddressed.

Proven people & culture

Over 60 years of combined hands-on experience between our founders. Staff are hired, trained, and managed through our own leasing company

Revenue-maximizing systems

Sophisticated revenue management software, dynamic rate setting, and ongoing marketing programs designed to increase occupancy and profit.

Lender-trusted operations

TNT currently manages a number of bank-owned properties and is always ready to step in for immediate management transitions.

Transparent reporting

Clients have full access to all records. Annual budgets are owner-approved and built on 12-month cash flow projections from day one.

OUR SERVICES: Everything your facility needs

Staffing and HR

Hire, train, and manage all on-site employees. Handle payroll, benefits, health insurance, and HR records through Total Storage Solutions.

Financial management

Full-service accounting from annual budgets to daily payables and receivables. Owner-approved budgets based on 12-month cash flow projections.

Marketing and advertising

Web design, SEO, call center support, and all printed promotional materials — built to maximize your income and online visibility.

Property maintenence

Direct oversight of all maintenance, upkeep, and repairs. Quarterly maintenance logs kept for full accountability.

Dedicated call center

Handles all after-hours calls and contacts delinquent tenants — proven results in both sales conversion and collections.

Vendor contacts

Negotiate and manage all vendor and service contracts. Master insurance plan with industry-leading coverages at significant savings.

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Dianne Tanna



LEADERSHIP:
The people behind the company

Dianne Tanna: Co-Founder & Owner

Dianne has been in the self storage industry since 1975. She rose to VP at Linkletter Properties, where she developed and managed over 70 facilities across Southern California. After founding Tanna and Company in 1989, she partnered with Ray Tuohy in 1997 to launch TNT Management. She has served multiple terms on the regional board of the Self Storage Association and is a founding member of the Storage Operators Network of Southern California.

Ready to talk management?

We'll develop a detailed budget with you before any commitment.