Industries with Riskiest Business Environments in United States in 2026

• 1. Polystyrene Foam Manufacturing in the US

  Business Environment Risk for 2026: 7

  The polystyrene foam product manufacturing industry, which produces expanded and extruded foam materials for construction insulation, packaging, and food service applications, faces significant performance challenges amid regulatory pressures and evolving market dynamics. Current industry revenue stands at $10.4 billion in 2025, reflecting a sharp -7.2% decline from the previous year as state-level foam bans and environmental regulations eliminate key market segments...

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