Investor Presentaiton

ESG is an ALLETE priority Customers and the public •Customer/client satisfaction •Community relations •Fair disclosure and labeling •Fair marketing and advertising •Data security and customer privacy Environmental •Energy and fuel management •Waste and hazardous materials management ⚫Greenhouse gas emissions Online account access, energy assistance programs, home energy analysis, rebates & incentives United Way, community volunteerism, scholarship program, Foundation grants, Day of Caring Attention to fair disclosure to all stakeholders through website, presentations, SEC filings EEI reward for storm response Cyber security and compliance, cyber awareness training Closed 7 of 9 coal-fired units Significant investments in regulated renewable sources of generation Great Northern Transmission Line now energized and delivering Canadian hydro generation to U.S. ALLETE Clean Energy - clean, renewable energy solutions System reliability Businesses operate with focus on public and employee safety Competitive bidding process Mandatory training on proper handling and use of hazardous materials Products and services • The long-term impact •Product quality and safety •Supply chain management Material and services sourcing Corporate governance •Codes of conduct, ethics and anti-corruption •Leadership and board policies •Stakeholder engagement •Political influence and transparency Human resources •Employee health, safety and well-being •Labor relations •Compensation and benefits Fair labor practices Recruitment, development and retention Diversity and inclusion Ethics hotline Diverse board of directors Independent and transparent involvement Disclosure and Policy Committees in place Focus on employee safety Required and optional safety training, wellness center and loans Shared values Fair and transparent hiring practices Market based compensation and benefits 43 ALLETE

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