Strategic Storage Trust VI, Inc. and Strategic Storage Growth Trust III, Inc. to Combine in All-Stock Merger
Strategic Storage Trust VI (SST VI) will acquire Strategic Storage Growth Trust III (SSGT III) in an all-stock merger, combining two SmartStop-sponsored REITs. SST VI will take SSGT III’s real estate, including 12 facilities (about 9,215 units) plus interests in ventures and three DST programs. Combined asset value is about $1.2B. Closing expected Q4 2026; SSGT III holders receive 1 SST VI Class A share per share.
How this was made

The 30-second read
Why it matters
SST VI will acquire SSGT III in an all-stock transaction, combining operating properties, joint ventures, and DST beneficial interests into a larger platform with expected scale and improved borrowing terms. The deal is subject to SSGT III stockholder approval and customary closing conditions, with an expected close in Q4 2026.
Market read
Definitive merger details (property counts, unit counts, DST/JV components, ownership split, and close timing) create a concrete corporate-action catalyst for the involved REIT structures and a secondary sponsor read-through for SMA.
What to watch
The article highlights expected distribution-rate increase but provides no quantified distribution or financing details; regulatory/stockholder approval and integration of DST and JV interests could be key swing factors.
Background
Strategic Storage Trust VI (SST VI) is a publicly registered non-traded REIT sponsored by an affiliate of SmartStop. Strategic Storage Growth Trust III (SSGT III) is a private REIT also sponsored by an affiliate of SmartStop.
Ticker impact
SmartStop Self Storage REIT (NYSE: SMA) is the sponsor affiliate for SST VI and SSGT III, whose merger combines their portfolios.
Moderate positive read-through for SMA on deal scale and continuity, but likely secondary versus the non-traded SST VI/ private SSGT III.
The article is a definitive merger between SST VI and SSGT III; it does not provide direct financial terms or fee economics for SMA, limiting precision. Still, sponsor-platform consolidation is a plausible positive catalyst.
Market effects
Self-storage REIT consolidation and cross-border (US and Canada) portfolio expansion may support sector appetite for scale and operating efficiencies.
Adds exposure across multiple US states and Canadian provinces, potentially affecting local competitive dynamics in those markets.
Limited direct global impact, but reinforces North American self-storage consolidation trend.
Counterpoint
All-stock structure and long-dated close (Q4 2026) may leave execution and valuation risk, so near-term impact on sponsor sentiment could fade.
Key entities
- companyStrategic Storage Trust VI, Inc.
Publicly registered non-traded REIT that will acquire SSGT III in an all-stock merger.
- companyStrategic Storage Growth Trust III, Inc.
Private REIT that will be acquired by SST VI; its stockholders receive SST VI Class A shares.
- companySmartStop Self Storage REIT, Inc.
Sponsor affiliate for both SST VI and SSGT III, providing a platform read-through for deal scale.

