Sempra : Q1-24 Presentation

Ideas with energy

First Quarter 2024

Earnings Results

May 7, 2024

Information Regarding Forward-looking Statements

This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements are based on assumptions about the future, involve risks and uncertainties, and are not guarantees. Future results may differ materially from those expressed or implied in any forward-looking statement. These forward-looking statements represent our estimates and assumptions only as of the date of this presentation. We assume no obligation to update or revise any forward-looking statement as a result of new information, future events or otherwise.

In this presentation, forward-looking statements can be identified by words such as "believe," "expect," "intend," "anticipate," "contemplate," "plan," "estimate," "project," "forecast," "envision," "should," "could," "would," "will," "confident," "may," "can," "potential," "possible," "proposed," "in process," "construct," "develop," "opportunity," "preliminary," "initiative," "target," "outlook," "optimistic," "poised," "positioned," "maintain," "continue," "progress," "advance," "goal," "aim," "commit," or similar expressions, or when we discuss our guidance, priorities, strategy, goals, vision, mission, opportunities, projections, intentions or expectations.

Factors, among others, that could cause actual results and events to differ materially from those expressed or implied in any forward-looking statement include: California wildfires, including potential liability for damages regardless of fault and any inability to recover all or a substantial portion of costs from insurance, the wildfire fund established by California Assembly Bill 1054, rates from customers or a combination thereof; decisions, investigations, inquiries, regulations, denials or revocations of permits, consents, approvals or other authorizations, renewals of franchises, and other actions, including the failure to honor contracts and commitments, by the (i) California Public Utilities Commission (CPUC), Comisión Reguladora de Energía, U.S. Department of Energy, U.S. Federal Energy Regulatory Commission, Public Utility Commission of Texas, U.S. Internal Revenue Service and other regulatory bodies and (ii) U.S., Mexico and states, counties, cities and other jurisdictions therein and in other countries where we do business; the success of business development efforts, construction projects, acquisitions, divestitures, and other significant transactions, including risks related to (i) being able to make a final investment decision, (ii) completing construction projects or other transactions on schedule and budget, (iii) realizing anticipated benefits from any of these efforts if completed, (iv) obtaining third-party consents and approvals and (v) third parties honoring their contracts and commitments; macroeconomic trends or other factors that could change our capital expenditure plans and their potential impact on rate base or other growth; litigation, arbitrations, property disputes and other proceedings, and changes to laws and regulations, including those related to tax and trade policy and the energy industry in Mexico; cybersecurity threats, including by state and state-sponsored actors, of ransomware or other attacks on our systems or the systems of third parties with which we conduct business, including the energy grid or other energy infrastructure; the availability, uses, sufficiency, and cost of capital resources and our ability to borrow money or otherwise raise capital on favorable terms and meet our obligations, including due to (i) actions by credit rating agencies to downgrade our credit ratings or place those ratings on negative outlook, (ii) instability in the capital markets, or (iii) rising interest rates and inflation; the impact on affordability of San Diego Gas & Electric Company's (SDG&E) and Southern California Gas Company's

(SoCalGas) customer rates and their cost of capital and on SDG&E's, SoCalGas' and Sempra Infrastructure's ability to pass through higher costs to customers due to (i) volatility in

inflation, interest rates and commodity prices, (ii) with respect to SDG&E's and SoCalGas' businesses, the cost of meeting the demand for lower carbon and reliable energy in California, and (iii) with respect to Sempra Infrastructure's business, volatility in foreign currency exchange rates; the impact of climate and sustainability policies, laws, rules, regulations, trends and required disclosures, including actions to reduce or eliminate reliance on natural gas, increased uncertainty in the political or regulatory environment for California natural gas distribution companies, the risk of nonrecovery for stranded assets, and uncertainty related to emerging technologies; weather, natural disasters, pandemics, accidents, equipment failures, explosions, terrorism, information system outages or other events, such as work stoppages, that disrupt our operations, damage our facilities or systems, cause the release of harmful materials or fires or subject us to liability for damages, fines and penalties, some of which may not be recoverable through regulatory mechanisms or insurance or may impact our ability to obtain satisfactory levels of affordable insurance; the availability of electric power, natural gas and natural gas storage capacity, including disruptions caused by failures in the transmission grid, pipeline system or limitations on the withdrawal of natural gas from storage facilities; Oncor Electric Delivery Company LLC's (Oncor) ability to reduce or eliminate its quarterly dividends due to regulatory and governance requirements and commitments, including by actions of Oncor's independent directors or a minority member director; and other uncertainties, some of which are difficult to predict and beyond our control.

These risks and uncertainties are further discussed in the reports that Sempra has filed with the U.S. Securities and Exchange Commission (SEC). These reports are available through the EDGAR system free-of-charge on the SEC's website, www.sec.gov, and on Sempra's website, www.sempra.com. Investors should not rely unduly on any forward-looking statements.

Data throughout this presentation is approximate.

Sempra Infrastructure, Sempra Infrastructure Partners, Sempra Texas, Sempra Texas Utilities, Oncor and Infraestructura Energética Nova, S.A.P.I. de C.V. (IEnova) are not the same companies as the California utilities, SDG&E or SoCalGas, and Sempra Infrastructure, Sempra Infrastructure Partners, Sempra Texas, Sempra Texas Utilities, Oncor and IEnova are not regulated by the CPUC.

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Table of Contents

• Executive Summary
• Business Updates
• Financial Results
• Closing Remarks

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Executive Summary

Robust macro tailwinds and well-defined corporate strategy are driving long-term durable growth and earnings visibility

• Sempra California: Proposed decision for GRC expected in Q2 with final decision expected before year-end1
• Sempra Texas: Oncor filed inaugural System Resiliency Plan for ~$3B of CapEx, PUCT decision expected before year-end2
• Sempra Infrastructure: Continued progress on construction + development projects, declared positive FID on Cimarrón wind project serving California

Financial Updates

1. • Reporting Q1-2024 adjusted EPS of $1.34 compared to Q1-2023 adjusted EPS of $1.463
   • Affirming FY-2024 adjusted EPS guidance range of $4.60 - $4.903,4
   • Affirming FY-2025 EPS guidance range of $4.90 - $5.254
   • Affirming projected long-term EPS growth rate of 6% - 8%5
2. Subject to CPUC approval.
3. Per statute, PUCT will review and approve, modify or deny SRP within 180 days of filing. PUCT Docket No. 56545.
4. See Appendix for information regarding Adjusted EPS and Adjusted EPS guidance range, which are non-GAAP financial measures. GAAP EPS for Q1-2024 and Q1-2023 was $1.26 and $1.53,