Cadre Holdings, Inc. (CDRE) operates in the Aerospace & Defense industry, manufacturing safety and survivability equipment primarily for law enforcement and military applications. While financial ratios indicate compliance in debt and liquidity metrics, the core business activities involving defense-related products raise significant Shariah concerns across multiple authorities. Index inclusion research shows exclusion from all major Shariah indices due to sector prohibitions. Purification is required for minor interest income, but overall compliance is determined non-compliant based on business activity screening. Investors should consider regional variations and consult scholars for personalized guidance.