Dividend Growth and Regulatory Update

SJW Group Profile Large National Pure-Play Water/Wastewater - Local Expertise Economic, Weather and Regulatory Diversity Market Data¹ As of March 18 2022, unless otherwise noted Corporate HQ SJW Group 1 Source: Bloomberg ASSETS 5,400+ 39 Miles of pipe • Water treatment plants $3.6 Billion Total Enterprise Value $2.1 Billion Market Capitalization • 2.1% Dividend Yield 400+ Wells • 144% 5-Year Total Shareholder New England HQ 5 Wastewater facilities • Return (12/31/2021) $574 Million Operating Revenue in 2021 300+ Water storage facilities 160+ Pumping stations ~1.5M People served across CA, CT, ME and TX Resources As of December 31, 2021, unless otherwise . noted 398,000 Service Connections • $1.8 Billion Authorized Rate Base² 2 An approximation of rate base, which includes net utility plant not yet included in rate base pending rate case filings/outcomes

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