The global epitaxial wafer market is projected to grow from USD 4.23 billion in 2025 to USD 11.93 billion by 2035, reflecting a 10.92% CAGR during 2026-2035, SNS Insider said in a Globe Newswire release. The forecast is tied to wider use of silicon carbide and gallium nitride in power electronics and automotive applications, along with rising demand from 5G, smart home products, industrial IoT (internet-connected devices), wearables and autonomous systems. Heteroepitaxy (growing one crystal layer on a different substrate) led the market by type in 2025, while 9-12 inch wafers, LED applications and consumer electronics were the largest segments. North America held the biggest regional share, with the United States driving most of that revenue, while Asia Pacific is expected to post the fastest growth. The release also highlighted 2026 moves by Wolfspeed, Inc. to expand silicon carbide wafer capacity and by Coherent Corp. to launch new gallium nitride and silicon carbide solutions.