internal
Jeffrey W. Martin
Chairman, Chief Executive Officer and President
Executive
8 yr
24 reports
Sempra ·SRE
California utilities and infrastructure run as parallel CEOs
Energy · Fortune #322 · Hybrid structure · 17K employees · San Diego, California
View as of:
6
CEO span
↓ tighter than peers (avg 9)
2.3
Avg span
tight
4
Max depth
4 levels
3.7 yr
Avg tenure
stable vs FY2024
83%
Internal hires
↑ above industry avg
Consolidated financials FY2025 · period end 2025-12-31 · 10-K
Revenue
$12.4B
Net income
$1.8B
Total assets
$110.9B
Shares out
653M
Sourced from Sempra DEF 14A · filed 2026-03-27 ↗ View on SEC
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California utilities and infrastructure run as parallel CEOs reporting to Sempra’s CEO. This page details Sempra’s enterprise org structure, executive team, reporting lines, recent leadership changes, and peer comparison.
What to model
Use the chart to test org decisions, not just view reporting lines
Start with the public baseline, then use the scenario views and source-backed changes to ask what happens when leadership, span, or team ownership shifts.
Latest signal Caroline A. Winn moved into Executive Vice President, California Utilities
Promoted effective July 5, 2025 from CEO of SDG&E.
Source · See change logScenario views in the chart
- Add Chief AI Officer Introduce a Chief AI Officer reporting to the CEO to centralize analytics and grid intelligence.
- Create COO and consolidate utilities Add a COO and move California Utilities under that role to reduce CEO span.
Atlas work this supports
- Connect Workday or UKG Get these analytics for YOUR org — tenure, span of control, headcount, automatically from your HRIS.
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- Plan a Reorg Use this as a starting point. Model scenarios, compare structures, present options to your board.
The people
Who's running this
6 executives identified as Named Executive Officers in the most recent SEC proxy. Bar length scales with tenure.
internal
Karen L. Sedgwick
Executive Vice President and Chief Financial Officer
Finance
4 yr
10 reports
internal
Justin C. Bird
Executive Vice President, Sempra Infrastructure
Infrastructure
3 yr
8 reports
internal
Caroline A. Winn
Executive Vice President, California Utilities
Utilities
1 yr
6 reports
Open Role
Chief Human Resources Officer
Human Resources
1 yr
6 reports
internal
Diana L. Day
Chief Legal Counsel and Corporate Secretary
Legal
5 yr
4 reports
The pay
Executive compensation
From the most recent DEF 14A Summary Compensation Table. 1 named executive officers disclosed. Bar length scales with total compensation.
Jeffrey W. Martin $22.2M
- Base salary
- $1.70M
- Bonus
- $9.87M
- Stock awards
- $4.58M
- Option awards
- $5.29M
- Non-equity incentive
- $28K
- Other
- $776K
- Fiscal year
- FY2025
- Source
- SEC DEF 14A ↗
The skin in the game
Beneficial ownership
Insider stock holdings and the company's ownership requirements for executives and directors. Disclosed in the most recent DEF 14A.
Stock ownership requirements
5×Director cash retainer
Directors must hold shares equal to five times annual retainer.
The businesses
How Sempra divides the work
3 divisions report into the group CEO. Tile size scales with estimated headcount.
Sempra Infrastructure
4K employees
Executive Vice President (Justin C. Bird)
Develops and operates LNG, energy networks and low‑carbon infrastructure.
California Utilities
9K employees
Executive Vice President (Caroline A. Winn)
Oversees SDG&E and SoCalGas regulated gas and electric utilities.
Finance
600 employees
EVP & CFO (Karen L. Sedgwick)
Manages capital structure, financial reporting and investor relations.
The thesis
Why this org is unusual
California utilities and infrastructure are run as parallel CEOs reporting to the group CEO.
Sempra’s enterprise structure places the heads of Sempra Infrastructure and California Utilities directly under Jeffrey Martin, rather than consolidating them under a COO. This preserves strong P&L accountability for regulated utilities and LNG infrastructure while keeping corporate functions centralized. The model reflects regulatory complexity in California and capital intensity in infrastructure, resulting in a six‑position CEO span and four levels overall.
- No COO; major subsidiaries report directly to CEO
- Parallel CEOs for infrastructure and California utilities
The comparison
How Sempra stacks up
Compared with peers like Duke Energy and NextEra, Sempra’s structure is more enterprise‑oriented, with major subsidiaries reporting directly to the CEO. Many utilities rely on a COO to integrate operations; Sempra instead uses parallel business CEOs. This increases CEO span but shortens decision chains. The absence of …
C-suite size
Reporting depth
Sempra
4 levels
5 levels
5 levels
6 levels
5 levels
Avg C-suite tenure
Has COO / Has CAIO
Sempra — no COO — no CAIO
Current signals
What changed recently
The most significant change was Caroline Winn’s promotion to EVP overseeing California utilities in July 2025.
Leadership Timeline
Year-over-year executive structure based on SEC proxy and annual filings.
FY2025
DEF 14A filed 2026-03-27
- CEO
- Jeffrey W. Martin
- CEO span
- 6
- C-suite
- 5
- Avg tenure
- 3.7 yr
Enterprise model with parallel infrastructure and utility leadership.
Named executive officers (5)
- Jeffrey W. Martin - CEO since 2018
- Karen L. Sedgwick - CFO since 2022
- Justin C. Bird - EVP since 2023
- Caroline A. Winn - EVP since 2025
- Diana L. Day - Chief Legal Counsel since 2021
FY2024
DEF 14A filed 2025-03-28
- CEO
- Jeffrey W. Martin
- CEO span
- 6
- C-suite
- 6
- Avg tenure
- 4.2 yr
California utilities led by group president prior to Winn promotion.
Named executive officers (5)
- Jeffrey W. Martin - CEO since 2018
- Karen L. Sedgwick - CFO since 2022
- Justin C. Bird - EVP since 2023
- Diana L. Day - Chief Legal Officer since 2021
- Trevor I. Mihalik - EVP California since 2020
FY2023
DEF 14A filed 2024-03-28
- CEO
- Jeffrey W. Martin
- CEO span
- 6
- C-suite
- 6
- Avg tenure
- 5.1 yr
Pre‑reorg structure with California under a group president.
Named executive officers (5)
- Jeffrey W. Martin - CEO since 2018
- Karen L. Sedgwick - CFO since 2022
- Justin C. Bird - EVP since 2023
- Trevor I. Mihalik - EVP California since 2020
- Diana L. Day - Chief Legal Officer since 2021
Year-over-year changes
California leadership shifted from a group president model to an EVP structure under the CEO.
- CEO span: 6 → 6
- C-suite size: 6 → 5
- Avg tenure: 4.2 → 3.7 yr
- promoted Caroline A. Winn - EVP, California Utilities (was CEO, SDG&E) (DEF 14A filed 2026-03-27)
- departed Trevor I. Mihalik - EVP California (was EVP California) (DEF 14A filed 2025-03-28)
The board
Board of directors
2 directors. 1 of 2 independent (50%). Source: most recent DEF 14A.
Jeffrey W. Martin
Chair Inside
Chairman, CEO and President, Sempra
Cynthia J. Warner
Lead Indep. Independent
Retired CEO, Renewable Energy Group
The board, organized
Board committees
1 standing committees. Audit and Compensation must be 100% independent under SEC rules; the rest vary.
Audit Committee
100% independent
- kirk_dir
- weaving_dir
Frequently Asked Questions
Who is the CEO of Sempra?
Jeffrey W. Martin has served as Chairman, CEO and President since 2018.
What type of organizational structure does Sempra use?
Sempra uses an enterprise hybrid structure with major subsidiaries reporting directly to the CEO.
How many direct reports does Sempra's CEO have?
Jeffrey Martin has six direct reports, including two major business EVPs.
How has Sempra's leadership changed recently?
In 2025, Caroline Winn was promoted to EVP and Trevor Mihalik retired from the company.
Does Sempra have a COO?
No. Sempra operates without a COO, with infrastructure and utility leaders reporting directly to the CEO.
Sources
- DEF 14A, filed Mar 27 2026
- DEF 14A, filed Mar 28 2025
- SEC EDGAR: Sempra DEF 14A Proxy Statement
- SEC EDGAR: Sempra 10-K Annual Report
Reference
Cite this page
If you reference this page in research, analysis, or news writing, use one of the formats below. Citation includes the SEC filing source where applicable.
APA 7th
Creately. (2026). Sempra organizational structure. Creately. Retrieved , from https://creately.com/org-chart/fortune-500/sempra/MLA 9th
"Sempra Organizational Structure." Creately, April 1, 2026, https://creately.com/org-chart/fortune-500/sempra/. Accessed .Chicago 17
Creately. "Sempra Organizational Structure." Last modified April 1, 2026. https://creately.com/org-chart/fortune-500/sempra/.Original SEC source View on SEC ↗
Sempra. DEF 14A. Filed 2026-03-27. U.S. Securities and Exchange Commission. https://www.sec.gov/Archives/edgar/data/1032208/000119312526127603/d90144ddef14a.htmPermanent URL: https://creately.com/org-chart/fortune-500/sempra/ · last updated 2026-04-01