National Storage Affiliates Trust (NSA) — ESG & Values Scores

Environment story

NSA operates self-storage properties with material environmental compliance risks disclosed in 10-K filings. The company acknowledges CERCLA liability exposure, asbestos, lead-based paint, and hazardous-materials management obligations. No verifiable Scope 1, Scope 2, or Scope 3 GHG emissions disclosures, decarbonization targets, or net-zero commitments identified in source documents. Environmental site assessments are conducted pre-acquisition, but no evidence of operational emissions-reduction infrastructure or renewable-energy adoption. Climate-change risk is acknowledged (physical damage, insurance costs, demand reduction) but without quantified mitigation strategies. No active environmental fines, lawsuits, or water/waste controversies identified in available filings.

Criticisms on file

CERCLA and Environmental Liability Exposure: 10-K discloses potential strict liability for investigation and remediation of hazardous substances under federal/state law; no assurance given that existing assessments reveal all liabilities.
Source: NSA 10-K, Item 1A Risk Factors — Environmental compliance costs and liabilities.
Climate-Change Physical and Transition Risks: 10-K identifies hurricane, tornado, flood, wildfire, and severe winter storm exposure; rising insurance costs; potential demand reduction if consumers reduce durable-goods ownership; no quantified mitigation or resilience targets disclosed.
Source: NSA 10-K, Item 1A Risk Factors — Climate change and severe weather impacts.

Disclosed initiatives

Environmental Site Assessments

NSA conducts environmental assessments of all properties prior to acquisition and manages properties in accordance with environmental laws while owned or operated.

Risk mitigation via due diligence; no quantified emissions reduction.
Hazardous Materials Compliance

Management of asbestos-containing materials and lead-based paint in accordance with applicable federal and state regulations.

Compliance-focused; does not constitute decarbonization.

Social story

NSA employs 1,458 employees as of December 31, 2025, with stated commitment to diverse and inclusive workplace culture and robust benefits (medical, dental, vision, 401K matching, performance-based bonuses). No disclosed CEO-to-worker pay ratio; no documented union-suppression activity or recent strikes; no active labor disputes identified in source materials. Diversity metrics (board, executive, workforce representation) and supply-chain human-rights audits not disclosed. No evidence of child labor, forced labor, or cobalt/lithium supply-chain controversies in available documents.

Criticisms on file

No material criticisms on file for this pillar.

Disclosed initiatives

Diverse and Inclusive Workplace

NSA states commitment to fostering diverse and inclusive work environment valuing employee talents and contributions; core values: integrity, accountability, humility, compassion.

Cultural statement; no quantified diversity targets or outcomes disclosed.
Employee Benefits

Robust benefit package including medical, dental, vision, life insurance, 401K with employer matching, and performance-based bonus for corporate employees.

Compensation and retention mechanism; no comparison benchmarks disclosed.

Governance story

NSA is a Maryland REIT with declared board composition and governance structures designed to meet REIT qualification requirements and Delaware/Maryland corporate law. Board independence percentage not disclosed in source documents. Arlen D. Nordhagen is identified as a principal stakeholder with affiliate exemption from Maryland Business Combination Act; this structure may reduce takeover risk but concentrates governance authority. No active antitrust, SEC consent decrees, or material fines disclosed. Lobbying expenditures not reported in available filings. Dual-class share structure is not identified; ownership limits (9.8% per shareholder) and institutional investor exemptions (20% common, 25% preferred) are in place. No shareholder activism, climate litigation, or privacy-violation settlements identified.

Criticisms on file

Maryland Business Combination Act Exemption: Board resolution exempts Arlen D. Nordhagen and affiliates from MBCA moratorium requirements, potentially enabling self-dealing transactions without supermajority shareholder approval.
Source: NSA 10-K, Item 1A Risk Factors — Certain provisions of MGCL and bylaws could inhibit change of control.
Takeover-Defense Provisions: Multiple anti-takeover mechanisms disclosed, including Control Share Acquisition Act exemption in bylaws, two-thirds trustee removal threshold, and board authority to reclassify shares without shareholder approval.
Source: NSA 10-K, Item 1A Risk Factors — Restrictions on ownership and transfer of shares; change-of-control provisions.

Disclosed initiatives

REIT Qualification Compliance

NSA maintains compliance with Internal Revenue Code Sections 856-860 (REIT requirements), including asset-diversification tests, gross-income tests (75% and 95% thresholds), and 90% distribution mandate.

Tax-efficiency structure; compliance-driven governance.
Ownership Limits and Restrictions

Declaration of trust prohibits any person from owning more than 9.8% of shares; exemptions granted to select institutional investors (up to 20% common, 25% preferred) to facilitate capital sourcing.

Takeover protection; facilitates institutional capital.

These are Missionomics' own editorial scores — directional signals built from disclosed facts under a published method, not certifications or definitive ratings of National Storage Affiliates Trust. Coverage and confidence vary by data point, and figures can lag real-world changes. Read the full Methodology for sourcing, scoring, and correction details — or open National Storage Affiliates Trust in the app for interactive charts and portfolio building.

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