# Modern Storage Media

> Trade publisher serving the self-storage industry. Publishes Mini-Storage
> Messenger (first published 1979), the annual Self-Storage Almanac (first
> published 1992, now in its 34th edition), the annual Top Operators ranking of
> the largest self-storage operators in the United States, and produces THE Show,
> its self-storage industry conference and expo.

Modern Storage Media publishes original reporting and operator-reported industry
data. The Top Operators ranking is compiled from its annual survey of self-storage
operators. Rank, company name and facility count for every ranked company are
published free as crawlable HTML with the methodology stated in full. Detailed
figures -- net rentable square footage, unit counts, facility locations, ownership
and expansion plans -- are published in the Self-Storage Almanac and the Top
Operators Kit.

Content is free to cite and quote with attribution to Modern Storage Media and a
link to the source page.

## Editorial

- [Industry news](https://www.modernstoragemedia.com/news): Reporting on self-storage transactions, development, operations, technology, personnel and legal developments.
- [MSM Exclusives](https://www.modernstoragemedia.com/msm-exclusives): Long-form features, operator interviews, market profiles and technical guidance for self-storage owners and operators.
- [Mini-Storage Messenger](https://www.modernstoragemedia.com): The magazine, first published in 1979 as Mini-Storage Messenger, described by Modern Storage Media as "the original voice of the self-storage industry".
- [Digital editions](https://digital.modernstoragemedia.com): Digital editions of the magazine and the Almanac.
- [Buyer's guide](https://www.modernstoragemedia.com/buyers-guide): Directories of vendors and service providers serving self-storage operators.
- [FAQs](https://www.modernstoragemedia.com/faqs): Publication history, subscription and ordering information.

## Data and reference

- [Self-Storage Almanac](https://shop.modernstoragemedia.com/products/2026-self-storage-almanac): First published in 1992, the annual reference for self-storage data, trends and in-depth analysis. Currently in its 34th edition.
- [Top Operators Kit](https://shop.modernstoragemedia.com/search?q=Top+Operators+Kit): The full Top Operators ranking as a downloadable PDF with a companion spreadsheet, including facility counts, unit counts and net rentable square footage per company.
- [Top Operators survey](https://www.modernstoragemedia.com/topops): How operators submit their figures for consideration in the next edition of the ranking.

## Events

- [THE Show](https://www.modernstoragemedia.com/the-show): Modern Storage Media's self-storage industry conference and expo.

## Store

- [MSM Store](https://shop.modernstoragemedia.com): Subscriptions, the Self-Storage Almanac, the Top Operators Kit and back issues.

## Citation

Preferred attribution: Modern Storage Media, with a link to the specific page cited.
For ranking data, cite the edition year, for example: "Modern Storage Media, Top 100
Self-Storage Operators, 2025 edition."