Investor Presentaiton

HEALTHY BUILDINGS & COMMUNITIES Communication & Action Our COVID-19 Response ■ ◉ Established COVID-19 Task Force who oversaw comprehensive return-to-office planning Deployed extensive safety signage program at all managed properties and company offices nationwide Enhanced cleaning protocols for buildings and team spaces Extensive outreach to tenants and team members, with regular communications, virtual Town Halls, and surveys Deployed the Carbon Health COVID Ready Daily Symptom Tracking System for employees and rotational staffing plans ■ ■ Offered Capacity Manager program to tenants through "Columbia Gateway" app Extensive donations in support of COVID-19 relief efforts Plus: Fitwel certification in process for select assets that will qualify Columbia as a Fitwel Champion for 2021 8

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