Acquisitions and Financial Overview

Q1 2021 & LTM FINANCIAL OVERVIEW ($'S IN MILLIONS) Actual Q1 2021 (unaudited) Y/Y% Change Actual LTM (unaudited) Y/Y % Change Residential $542.1 110.4% $1,841.0 55.6% Industrial 202.4 17.6% 732.1 (12.3%) Other 62.9 36.0% 243.6 27.0% Net Sales $807.4 69.7% $2,816.7 27.5% Gross Profit $321.8 86.8% 1,107.1 37.0% % Margin 39.9% 39.3% Adjusted EBITDA $214.2 149.0% $711.9 57.1% % Margin (1) 26.5% 25.3% Net Income - GHI (2) $149.0 235.1% $455.1 80.9% Adjusted Net Income - GHI $152.7 177.3% $509.8 61.1% Adjusted EPS - GHI $2.38 173.5% $7.98 58.7% Free Cash Flow $125.8 N/M $553.8 121.2% Consolidated Gross Debt Consolidated Gross Debt Leverage Ratio $872.1 1.2x GENERAC (1) Adjusted EBITDA (margin) calculated using adjusted EBITDA before deducting for non-controlling interest. (2) LTM includes $11.5 million of pre-tax charges relating to restructuring costs and asset write-downs to address the impact of COVID-19 pandemic 26 26

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