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Westinghouse Electric Company

PrivateFounded 1999🇺🇸Cranberry Township, PennsylvaniaCEO Dan Sumner

Westinghouse Electric Company is the largest Western nuclear technology company, owned 51% by Brookfield (with institutional partners) and 49% by uranium miner Cameco since their $7.9B acquisition closed in November 2023.

01

Overview

Westinghouse technology powers 57% of the world's operating nuclear plants, maintains nearly two-thirds of the fleet, and fuels 40%, and its fuel and operating-plant-services businesses generated about $5.0B of revenue in 2025. Its flagship AP1000 reactor is the only fully licensed advanced large reactor operating in the US (Vogtle Units 3 and 4 in Georgia), with four more units operating in China and orders or advanced programs in Poland, Bulgaria, and Ukraine. On September 23, 2026 the Westinghouse-Bechtel consortium and PEJ agreed on the main commercial terms of the EPC contract for three AP1000 units totaling 3,750 MWe at Lubiatowo-Kopalino; PEJ said remaining terms should be finished by year-end and that this is not a finalized contract, with first electricity still expected in 2036. In October 2025 the US government announced an $80B+ strategic partnership with Westinghouse, Brookfield, and Cameco, followed in June 2026 by a conditional $17.5B DOE loan commitment for long-lead components for up to 10 AP1000s. On July 31, 2026 Westinghouse confidentially filed a draft S-1; Bloomberg reported September 18 a targeted valuation of more than $50 billion and a public filing as soon as October, though timing could still change. Alongside the large-reactor buildout, Westinghouse is developing the 330 MWe AP300 small modular reactor and the 5 MWe eVinci microreactor, which reached zero-power high-temperature criticality at 663 C on September 3, 2026. Under CEO Dan Sumner, appointed in April 2026, the company sits at the center of the US nuclear renaissance.

info.westinghousenuclear.comUpdated Sep 27, 2026

Analysis · 5 min read · Aug 5, 2026The long view on Westinghouse Electric Company: strategy, technology and what to watch

02

What's next14

  1. 2026-2027

    Convert the US-Saudi nuclear pact into an AP1000 order

    Following the July 23, 2026 US-Saudi peaceful nuclear cooperation agreement, the deal remains in diplomatic limbo: one day after the signing, President Trump conditioned approval on Saudi Arabia joining the Abraham Accords to normalize relations with Israel, and Saudi Arabia has so far resisted signing, insisting on progress toward Palestinian statehood first. Congressional review was still pending as of late August 2026. A potential multi-decade, multi-billion-dollar Saudi AP1000 program with Westinghouse as likely builder cannot proceed until these preconditions are resolved. Re-verified September 2026, no change.

  2. H2 2026

    Convert DOE $17.5B commitment into firm US AP1000 orders

    Finalize loan documentation for the conditional $17.5B DOE long-lead-item commitment and convert letters of intent (signed with seven potential partners) into firm orders with up to five utilities, at two AP1000 reactors per project. As of early September 2026 the five recipient utilities had still not been officially named (re-verified, no change since mid-August); sector analyst Capstone has flagged Dominion Energy, DTE Energy, WEC Energy Group, Public Service Enterprise Group, and Entergy as best-positioned candidates, with formal selections expected in the second half of 2026.

  3. H2 2026

    Bulgaria's final investment decision on Kozloduy 7 & 8

    Bulgaria and NPP Kozloduy - New Capacities agreed a contract extension in April 2026 to continue site-specific design, licensing support, and localization work with Westinghouse and Hyundai E&C, refining the cost and schedule estimate that will go before the Bulgarian Parliament for a final investment decision targeted in the second half of 2026, with commercial operation of Unit 7 in 2035 and Unit 8 in 2037. The required state-aid notification to the European Commission, a precondition for the FID, had still not been submitted as of early September 2026 (re-verified, no change since mid-August), with the task falling to the energy team under President Radev's newly appointed government - a potential source of slippage in the H2 2026 target.

  4. 2026

    Close the non-binding 5-10% Korean cornerstone equity in Westinghouse

    TargetDefinitive agreements after Sept 30, 2026 framework

  5. Late 2026

    Load first Westinghouse fuel at Temelin Unit 1

    After the Czech State Office for Nuclear Safety authorized CEZ on September 9, 2026 to use Westinghouse RWFA-T fuel at Temelin, CEZ plans to load the first assemblies into Unit 1 during a scheduled outage at the end of 2026. World Nuclear News confirmed the authorization on September 10. The fuel was delivered in 2025 and is already on site; CEZ is also preparing licensing for Westinghouse assemblies at Dukovany.

Target date passed, awaiting update · 1

  1. Sep 2026

    Resolve the Korea-US Westinghouse stake and APR1400 terms

    A Korea-US memorandum of understanding expected September 18 slipped after Westinghouse objected to a Korean stake large enough for a board seat, and President Lee Jae Myung said on September 18 that commercial-viability terms were still not acceptable. Watch whether Seoul accepts a sub-10 percent nonvoting holding, whether two APR1400s stay in the eight-reactor US package alongside six AP1000s, and whether the postponed National Assembly briefing, now expected around September 21-22, produces a signed MOU.

03

Latest news13

  1. NRC renews the AP1000 design certification

    On Oct. 14, 2026 the NRC published a direct final rule renewing the AP1000 design certification and incorporating Design Control Document Revision 20, so the certified design matches changes made while licensing, building and operating Vogtle Units 3 and 4. The rule takes effect on Dec. 28, 2026 unless significant adverse comments arrive by Nov. 13, 2026. If it takes effect, the certification would run 40 years from that date.

    www.federalregister.gov www.govinfo.gov

  2. US-Korea $120B nuclear framework names six Westinghouse AP1000s

    Brookfield and Cameco said Washington and Seoul announced a non-binding framework for up to $120 billion of Korean investment to help finance eight large US reactors: six Westinghouse AP1000 units and two Korean APR1400 units that use Westinghouse technology, to be placed on still-unnamed federal sites. Cameco said a one-time waiver of Westinghouse's 2025 IP settlement with KEPCO and KHNP would allow the APR1400 pair, with about $2 billion of Westinghouse value per unit from licensing, services and fuel fabrication, plus a possible Korean equity stake that Cameco does not expect to change its own holding. Korea Herald, citing Seoul's industry ministry, said the framework does not authorize construction, that sites and schedules remain unset, and that each plant still needs a separate commercial and domestic approval.

    www.globenewswire.com www.cameco.com www.koreaherald.com

  3. Westinghouse and PEJ agree main terms for Poland AP1000 plant

    The Westinghouse-Bechtel consortium and Polskie Elektrownie Jadrowe agreed on 23 September 2026 on the main commercial terms of the engineering, procurement and construction contract for Poland's first nuclear power plant. The project is a three-unit AP1000 plant totaling 3,750 MWe at Lubiatowo-Kopalino in Pomerania; the parties said remaining EPC terms should be finished by year-end and PEJ said first electricity is expected in 2036. The agreement is not a signed construction contract: PEJ said it covers key commercial and legal issues and paves the way for further negotiation of exhibits, while site preparatory work continues after Bechtel took over the site in August.

    info.westinghousenuclear.com www.bechtel.com pej.pl www.world-nuclear-news.org

  4. Westinghouse objections stall Korea-US nuclear package

    Seoul Economic Daily and The Korea Herald reported September 17 that a Korea-US memorandum of understanding expected the next day slipped after Westinghouse objected to the size of a Korean equity stake, and The Korea Times reported September 20 that President Lee Jae Myung said commercial-viability terms were still not acceptable. The package under discussion included eight US reactors, six Westinghouse AP1000s and two Korean APR1400s, plus a Westinghouse share purchase; Seoul has sought roughly 15 to 20 percent with a board seat, while Westinghouse wants to keep the holding below 10 percent, the threshold for nominating a director. South Korea's Industry Ministry postponed its National Assembly briefing and said talks continue.

    The Korea Herald Seoul Economic Daily The Korea Times

  5. Westinghouse targets $50B-plus IPO, October filing

    Westinghouse Electric is seeking a valuation of more than $50 billion in its US initial public offering and is targeting a public filing as soon as October, Bloomberg reported on September 18, citing people familiar with the matter. The nuclear technology supplier is jointly owned by Brookfield Renewable Partners and Cameco, which bought it for $7.9 billion in 2023, and confidentially submitted a draft Form S-1 on July 31. Bloomberg said details including timing could still change; no public filing had been posted as of September 19.

    Bloomberg

04

Products3

05

Key metrics

Employees
12,500+
Est. annual revenue
$5.0B (2025)
Global reactor footprint

Westinghouse technology powers 57% of the world's nuclear plants, maintains nearly two-thirds of the fleet, and fuels 40%

Revenue (2025)
$5.0B
Employees
12,500+ across 21 countries
AP1000 units operational worldwide
6 in operation

(2 in the US, 4 in China), 14 more under construction in China, 5 more under contract in Poland and Bulgaria

US government partnership (Oct 2025)
$80B+ AP1000/AP300 fleet buildout
DOE conditional loan commitment (Jun 2026)

$17.5B for long-lead items for up to 10 AP1000 reactors

Global AP1000 pipeline
Up to 91 potential reactors

(~105 GWe) across the US, Europe, Canada, India, Saudi Arabia and other markets, with commercial-operation dates ranging from the early 2030s to the early 2040s

Targeted IPO valuation (Sept 2026)

More than $50B, with a public filing targeted as soon as October 2026 (Bloomberg, people familiar; timing could still change)

Poland AP1000 EPC status

Main commercial terms agreed Sept 23, 2026 with PEJ and Bechtel; remaining exhibits targeted by year-end, not a signed EPC

Korea Westinghouse equity (framework)

Non-binding 5-10% Korean cornerstone announced Sept 30, 2026; not closed. Cameco does not expect its 49% to change. Federal sites unnamed; first pair is two AP1000s with no public schedule. About $2B of value per APR1400 expected if concluded.

06

Operations & revenue

Operating status

AP1000 renewal set for Dec. 28 unless withdrawn

On Oct. 14, 2026 the NRC published a direct final rule renewing the AP1000 design certification and incorporating Design Control Document Revision 20 so the certified design matches changes made while licensing, building and operating Vogtle Units 3 and 4. The rule is effective Dec. 28, 2026 unless significant adverse comments arrive by Nov. 13, 2026. If it takes effect, the certification would run 40 years from that date.

Revenue streams

  • Nuclear fuel

    Fuel fabrication for PWR, BWR, and VVER reactors from plants in Columbia (South Carolina), Springfields (UK - 80 years of fuel manufacture in 2026), and Västerås (Sweden). Westinghouse is the Western supplier of VVER fuel, enabling Ukraine and Eastern European operators to replace Russian supply.

  • Operating plant services

    Outage services, maintenance, modernization, instrumentation and controls, and spare parts for the roughly half of the world's reactors built on Westinghouse technology - the company's largest and steadiest business.

  • New plant deployment (AP1000)

    Reactor technology, engineering, and equipment for new AP1000 plants: the US fleet buildout under the $80B government partnership, Poland's three-unit first plant, Bulgaria's Kozloduy 7 & 8, nine planned units in Ukraine, and participation in the Czech Dukovany project.

  • Advanced reactors (AP300 SMR & eVinci microreactor)

    Next-generation product lines in development: the 330 MWe AP300 small modular reactor derived from the AP1000, and the 5 MWe transportable eVinci microreactor targeting remote sites, industry, data centers, and defense installations.

  • Long-duration energy storage (pumped thermal)

    Non-nuclear diversification: with partner Echogen Power Systems, Westinghouse is developing a 1.2 GWh utility-scale pumped thermal energy storage (PTES) system for Golden Valley Electric Association in Healy, Alaska - billed as the largest planned single long-duration storage installation in the US, backed by a DOE grant of up to $50M. As of 2026 the project remains in early planning (permitting, procurement, and workforce planning), with a full build targeted for 2028 pending Phase 1 results.

07

Track record

How past announced dates turned out.

0/3announced dates hit on time

  • 0 Hit
  • 2 Slipped
  • 1 Missed
  1. Slipped

    First fueled eVinci test at INL's DOME test bed

    Target 2026 · Resolved Sep 19, 2026

    Nuclear Engineering International reported on August 27, 2026 that DOME is a single-occupancy test bed: Radiant Kaleidos is scheduled first from mid-to-late 2026, with Westinghouse's scaled prototype to follow in 2027-2028. That is later than DOE's earlier 2026 targeting. The nextSteps entry has been re-dated to 2027-2028.

  2. Slipped

    Deploy eVinci at Fort Drum under the Army's Janus Program

    Target 2026-2027 · Resolved Sep 5, 2026

    A September 5, 2026 report on the August 26 Janus selection said the Army program aims to have at least one Army-regulated reactor producing usable electricity at a domestic installation by September 30, 2028, the date set by Executive Order 14299. That is later than the 2026-2027 window previously listed for the Fort Drum eVinci deployment. The nextSteps entry has been re-dated to that program-level target.

  3. Missed

    First commercial eVinci deployment in Saskatchewan

    Target 2029 · Resolved Aug 26, 2026

    POWER reported on August 26, 2026 that the Saskatchewan Research Council confirmed Westinghouse cancelled the eVinci project contract in fall 2025 as the company shifted the program toward defense, space, and government applications. Nuclear Engineering International independently reported the late-2025 cancellation. The 2029 Saskatchewan commercial first deployment is no longer expected.

08

Timeline28

  1. 2026

    1. NRC publishes AP1000 design certification renewal

      On Oct. 14, 2026 the NRC published a direct final rule renewing the AP1000 design certification and incorporating Design Control Document Revision 20, aligned with Vogtle Units 3 and 4. It takes effect Dec. 28, 2026 unless significant adverse comments arrive by Nov. 13, and would then run 40 years.

    2. Bechtel signs Polimex Mostostal for Poland module-assembly buildings

      On September 25, 2026 PEJ said Bechtel, as main contractor in the Bechtel-Westinghouse consortium, signed Polish company Polimex Mostostal to supply, install and commission two large Module Assembly Buildings for the AP1000 project in Choczewo, Pomerania. This is a site-preparation subcontract, not signature of remaining EPC exhibits, which PEJ and Westinghouse still target by year-end.

    3. Signs USC workforce MoU for planned Nuclear Innovation Center

      On September 29, 2026 Westinghouse and the University of South Carolina signed a memorandum of understanding for a multidisciplinary nuclear workforce program centered at USC's planned Nuclear Innovation Center. Westinghouse New Plant Delivery president Luca Oriani attended the signing with USC President Michael Amiridis. The partnership will explore AP1000 simulators, construction labs and a multidisciplinary certificate; it is not a plant order.

    4. Brookfield and Westinghouse confirm US-Korea framework and 5-10% cornerstone equity

      On September 30, 2026 Brookfield welcomed a US-Korea framework committing up to $120 billion of Korean investment for eight large US reactors, including six Westinghouse AP1000 units and two Korean APR1400 units that incorporate Westinghouse technology, on federal sites. The Brookfield release also provides for a cornerstone equity investment of between 5% and 10% in Westinghouse by Korea. Westinghouse CEO Dan Sumner is quoted, calling the announcement a defining moment. Cameco acknowledged a potential Korean equity investment, said it does not expect its 49% ownership to change, and with Brookfield labeled the terms non-binding and subject to final negotiations. Korea Herald independently reports Korean investors, including KEPCO and KHNP, pursuing at least 5% and below 10%.

    5. Seoul Economic Daily says Korea shifts to 5-10% Westinghouse Plan B

      Seoul Economic Daily reported September 22, citing a closed-door National Assembly Trade, Industry and Energy Committee briefing, that a joint US-Korea plan to buy Brookfield's 51% stake collapsed after Brookfield opposed selling, and that Seoul has scaled its target to a 5-10% voting common holding funded separately from the $200B US investment package. This is not a Westinghouse, Brookfield or Cameco confirmation.

    6. Agrees main Poland AP1000 EPC terms with PEJ and Bechtel

      On 23 September 2026 the Westinghouse-Bechtel consortium and Polskie Elektrownie Jadrowe agreed on the main commercial terms of the EPC contract for Poland's first nuclear plant, a three-unit AP1000 project totaling 3,750 MWe at Lubiatowo-Kopalino. The parties said remaining terms should be finished by year-end; PEJ said this is not a finalized contract and that first electricity is expected in 2036. Bechtel took over the site in August and PEJ applied for a construction license in March.

    7. Korea-US $200B package stalls over Westinghouse stake and APR1400s

      Seoul Economic Daily reported September 17 that a Korea-US memorandum of understanding expected September 18 slipped after Westinghouse objected to the size of a Korean equity stake, and The Korea Times reported September 20 that President Lee Jae Myung said commercial-viability terms were still not acceptable. The talks included eight US reactors, six AP1000s and two Korean APR1400s, plus a Westinghouse share purchase; Seoul has sought roughly 15 to 20 percent with a board seat, while Westinghouse wants to keep the holding below 10 percent, the threshold under its shareholder agreement for nominating a director. South Korea's Industry Ministry postponed its National Assembly briefing and said consultations continue.

    8. Targets $50B-plus valuation and an October public IPO filing

      Bloomberg reported on September 18, 2026 that Westinghouse is seeking a valuation of more than $50 billion in its US IPO and is targeting a public filing as soon as October, according to people familiar with the matter. Details including timing could still change. The company confidentially submitted a draft S-1 on July 31, 2026. A $50 billion-plus valuation would sit above the $30 billion threshold at which the 2025 US government partnership terms reportedly give Washington an option to take an 8% stake. No public filing had been posted as of September 19, 2026.

09

Funding

$17.9Bdisclosed across 3 rounds with a stated amount

Cumulative disclosed raise · dated rounds

$10B$20B20062010201420182022$18B raised
  1. Acquisition (Toshiba)

    2006-10

    $5.4B

    Toshiba-led consortium

  2. Chapter 11 exit acquisition

    2018-08

    $4.6B

    Brookfield Business Partners & institutional partners

  3. Acquisition (current owners)

    2023-11

    $7.9B enterprise value

    Brookfield Renewable & institutional partners (51%), Cameco (49%)

All Nuclear Fission