Segmentation by type classifies catalyst carriers into three material families, each influencing the overall market structure through distinct performance and cost profiles. Inorganic carriers, such as alumina, silica, and zeolites, dominate the market due to their thermal robustness and well‑understood chemistry, contributing the bulk of volume across all applications. Organic carriers, including polymeric resins and carbon‑based supports, occupy a niche but growing share, especially in pharmaceutical and fine‑chemical sectors where lower acidity and tailored functional groups enhance selectivity. Hybrid carriers, which combine inorganic frameworks with organic modifiers, are emerging as a high‑value segment, offering synergistic benefits of thermal stability and tunable surface chemistry; they are increasingly adopted in petrochemical and polymer processes seeking performance gains. By differentiating carriers through material composition, this taxonomy clarifies how each type aligns with specific process requirements and pricing dynamics, thereby shaping the total addressable market for catalyst carriers in the chemical industry.