Exhibitor list · Renewable Energy & Cleantech

California Energy Transition Summit 2026: 500 exhibitors & sponsors

California Energy Transition Summit 2026 had 500 exhibitors and sponsors in San Diego, United States from 24 countries. Renewable Energy & Cleantech is the biggest block on the floor at 29% of the companies we matched, ahead of utilities & power and government & public sector. Most are headquartered in United States (74%).

14–16 Apr 2026Hyatt Regency LA Jolla, San Diego, United StatesOrganised by Infocast, a Clarion Events, Inc. companyOfficial site ↗
500
exhibitors & sponsors
as of 5 Nov 2026
24
headquarters countries
most from United States
377
matched to a company profile
industry, size, HQ
119
expected visitors
organiser’s figure

The show floor, by sector

Each square is a company we matched to a profile, grouped by its main sector. Renewable Energy & Cleantech makes up 29% of California Energy Transition Summit 2026; the gray block is the other 58 sectors combined.

  • Renewable Energy & Cleantech 105 · 29%
  • Utilities & Power 62 · 17%
  • Government & Public Sector 20 · 5.6%
  • Legal Services & Legaltech 12 · 3.3%
  • Nonprofits & NGOs 8 · 2.2%
  • Asset & Wealth Management 8 · 2.2%
  • Everything else 145 · 40%

Each square is one company.

Who exhibits at California Energy Transition Summit

Company size and headquarters for the 377 exhibitors we matched. An enterprise-heavy floor: 33% have more than 1,000 employees.

Company size (employees)
  • 12 · <1%
  • 2–1043 · 11%
  • 11–5065 · 17%
  • 51–20077 · 21%
  • 201–50035 · 9.4%
  • 501–1,00028 · 7.5%
  • 1,001–5,00053 · 14%
  • 5,001–10,00018 · 4.8%
  • 10,001+53 · 14%
Headquarters country
  • United States279 · 74%
  • United Kingdom16 · 4.2%
  • Canada12 · 3.2%
  • Germany6 · 1.6%
  • France5 · 1.3%
  • Australia4 · 1.1%
  • Italy4 · 1.1%
  • Denmark3 · <1%
  • Singapore2 · <1%
  • Brazil2 · <1%

California Energy Transition Summit 2026 exhibitor list

The first 25 of 500: sponsors and exhibitors from the show’s core sectors first. The full list adds every company, its website, and the people to contact.

CompanyIndustrySizeHQ
Acwa
acwapower.com
Utilities & Power1,001–5,000Saudi Arabia
Duke Energy Corporation
duke-energy.com
Utilities & Power10,001+United States
Internal Revenue Service
irs.gov
Government & Public Sector10,001+United States
Jinko Solar Co., Ltd.
jinkosolar.com
Renewable Energy & Cleantech10,001+China
RWE
rwe.com
Utilities & Power10,001+Germany
Ørsted
orsted.com
Renewable Energy & Cleantech5,001–10,000Denmark
BlackRock
blackrock.com
Asset & Wealth Management10,001+United States
Latham & Watkins
lw.com
Legal Services & Legaltech1,001–5,000United States
Siemens Energy
siemens-energy.com
Renewable Energy & Cleantech10,001+—
Aggreko
aggreko.com
Utilities & Power5,001–10,000United Kingdom
U.S. Department of Energy (DOE)
energy.gov
Government & Public Sector10,001+United States
Enel Green Power
enelgreenpower.com
Renewable Energy & Cleantech5,001–10,000Italy
First Solar
firstsolar.com
Renewable Energy & Cleantech5,001–10,000United States
Environmental Defense Fund
edf.org
Nonprofits & NGOs1,001–5,000United States
Norton Rose Fulbright
nortonrosefulbright.com
Legal Services & Legaltech5,001–10,000United Kingdom
Shell Energy
shell.com
Utilities & Power1,001–5,000United Kingdom
Pacific Gas and Electric Company
pge.com
Utilities & Power10,001+United States
Enel X
corporate.enelx.com
Utilities & Power1,001–5,000Italy
Southern Company
southerncompany.com
Utilities & Power10,001+United States
The AES Corporation
aes.com
Utilities & Power5,001–10,000United States
NextEra Energy Resources
jobs.nexteraenergy.com
Utilities & Power10,001+United States
Fluence
fluenceenergy.com
Renewable Energy & Cleantech1,001–5,000United States
NextEra Energy, Inc.
nexteraenergy.com
Utilities & Power10,001+United States
ENGIE North America Inc.
engie-na.com
Renewable Energy & Cleantech1,001–5,000United States
Southern California Edison (SCE)
sce.com
Utilities & Power10,001+United States
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California Energy Transition Summit exhibitors also show up at

The events sharing the most exhibitors with California Energy Transition Summit 2026. 11% of the companies we matched here also exhibit at RE+ 2025.

What people do with this list

Selling to exhibitors

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California Energy Transition Summit 2026: quick answers

How many companies exhibit at California Energy Transition Summit 2026?

500 companies are listed as exhibitors or sponsors at California Energy Transition Summit 2026, as of 5 Nov 2026. We matched 377 of them to a company profile with industry, size and headquarters.

What industries exhibit at California Energy Transition Summit 2026?

Among the 360 exhibitors we matched, the largest groups are Renewable Energy & Cleantech (29%), Utilities & Power (17%), Government & Public Sector (5.6%). In total they span 64 sectors.

Where are California Energy Transition Summit exhibitors from?

Exhibitors we matched are headquartered in 24 countries. The most represented are United States (279), United Kingdom (16), Canada (12).

When and where is California Energy Transition Summit 2026?

California Energy Transition Summit 2026 took place 14–16 Apr 2026 at Hyatt Regency LA Jolla, San Diego, United States, organised by Infocast, a Clarion Events, Inc. company.

Turn the California Energy Transition Summit list into meetings

RocketSDR finds the right person at every exhibitor, researches each account, and runs personalised outreach across email and LinkedIn — so you walk into the show with meetings booked.