UCaaS Penetration by Headcount in 2019 vs 2021 2019 2021 Fewer than 250 250 – 1000 46-68% 1001 – 3000 53-69% 3001 – 10,000 56-73% 10,001 – 50,000 57-73% More than 50,000 65-79% 61-72% Source: AVANT Assesment Data Overall, 67% of survey respondents plan to replace legacy telephone systems with UCaaS over the next 12 months. The chart*, below, shows long-range plan by vertical market. Industry vs Intended Time to Move to UCaaS Within 12 mos 1-3 yrs More than 3 yrs No Plans Construction/Engineering 82% 18% Consulting/Business Services 46% 42% 4% 8% Financial Services 58% 27% 1% 14% Healthcare/Medical 61% 19% 10% 10% High Tech 78% 13% 3% 6% Legal 50% 25% 8% 16% Manufacturing 72% 18% 3% 7% Other 80% 10% 10% Retail/E-Commerce 76% 20% 1% 3% Source: AVANT Assesment Data Copyright © 2020 AVANT Communications, Inc. 11