Sector Rankings

Most Sustainable Aerospace Companies 2026

9 Aerospace companies ranked 0–100 on real environmental impact using SINK's open, physics-first formula.

9
Companies ranked
29
Sector average
46
Sector best (Melrose Industries)
Frequently asked

Aerospace sustainability, answered.

Which Aerospace company is the most sustainable?

Melrose Industries is the highest-scoring Aerospace company on SINK with a score of 46/100 (Making progress).

What is the average sustainability score for Aerospace companies?

The average SINK score across 9 Aerospace companies is 29/100. The global average across all scored companies is 38/100.

How does SINK rate Aerospace companies?

SINK scores Aerospace companies on 10 questions using public data: Scope 1/2/3 carbon footprint, energy source, nature and biodiversity, resource use, water impact, emissions trajectory, science-based targets, transparency, and major controversies. The formula adjusts for the industry's inherent environmental footprint and company scale.

Which Aerospace company has the worst sustainability score?

Delta Air Lines has the lowest SINK score among Aerospace companies at 23/100 (Significant gaps).

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