Oklo

Emission free, always on power from advanced fission power plants.

oklo.com

HQ: Santa Clara, CA, USA

Industrials

Company research

Public company, workplace, funding, and market signals

Updated Jul 28, 2026

Overview

Oklo Inc. is a public, early-stage advanced-nuclear technology company developing fast-fission powerhouses and an integrated fuel-cycle and radioisotope platform. Its build-own-operate model is intended to let customers purchase reliable clean electricity and heat through long-term power-purchase agreements rather than buying reactors.

Primary product

Aurora Powerhouse: a sodium-cooled fast-fission plant designed to produce up to 75 MWe, operate continuously, and use fresh or recycled nuclear fuel.

Founded

2013

Headquarters

3190 Coronado Dr., Santa Clara, California 95054, United States

Team size

Approximately 200-300; 207 full-time employees as of December 31, 2025 (205 U.S. and 2 Canada); a July 2026 company fact sheet says approximately 300.

Work style

Flexible

Industry

Electric power generation

Sub-industry

Advanced nuclear energy; fast reactors; nuclear fuel recycling; radioisotope production

Offices

Santa Clara, California

Rockville, Maryland

Brooklyn, New York

Business model

Build-own-operate advanced nuclear powerhouses

Sell electricity and potentially industrial heat through long-term PPAs

Fabricate and recycle advanced nuclear fuel, including HALEU/recycled material

Produce and sell medical, industrial, defense, and other radioisotopes

Funding

Stage

Public, early-commercialization / pre-revenue advanced-energy company

Total raised

$2.1B

Latest round

At-the-market equity financing · Jan 2026

Latest amount

$1.2B

Public Offering

Jun 2025 · Goldman Sachs & Co. LLC and BofA Securities

$400M

Business Combination / De-SPAC

Jul 2023 · AltC Acquisition Corp.

$500M

Series A

Nov 2018 · DCVC

$25M

Seed

Aug 2014 · Y Combinator

$120K

People & investors

Leadership

Jacob DeWitte

Co-founder and Chief Executive Officer

Caroline DeWitte

Co-founder and Chief Operating Officer

R. Craig Bealmear

Chief Financial Officer

William Goodwin

Chief Legal and Strategy Officer

Patrick Schweiger

Senior Technical Advisor; formerly Chief Technology Officer

Founders

Caroline Cochran DeWitte

Co-Founder and COO

Investors

8090 Industries

AltC Acquisition Corp.

Idaho National Laboratory

U.S. Department of Energy

Y Combinator

Work & culture

Oklo describes its culture around ownership, collaboration, humility, and pathfinding, with a highly technical, founder-led, mission-oriented team. It reports top-5%-of-companies employee satisfaction based on Lattice Pulse survey data. Work is distributed, with both headquarters-based and remote roles.

Work style

Flexible

Compensation

Public executive employment agreements disclosed base salaries of $500,000 for the CEO and $400,000 each for the COO and CFO, plus substantial equity grants. Broader employee compensation ranges were not located. Benefits and equity-oriented long-term financial support are publicly signaled.

Benefits

Medical, dental, and vision insurance

Life and disability insurance

Flexible spending accounts

Employee assistance program

Wellness stipend

401(k) match

HSA plan

Flexible PTO

Summer and winter one-week breaks

Paid parental leave

Relocation stipend

Remote-work opportunities

Product & market

Pricing

No public standard price list. The intended model is negotiated, long-term PPAs for electricity and potentially heat; customer prepayments or project-specific financing may support deployment.

Differentiators

—Integrated power, fuel, recycling, and isotope businesses
—Build-own-operate model rather than reactor sales
—Fast reactors designed to use recycled nuclear material
—Compact, scalable Aurora units targeted at data centers and other large loads
—DOE/INL site, fuel, and regulatory-development relationships
—Potential recurring power revenue combined with fuel-cycle and isotope revenue

Technology

Sodium-cooled fast reactors

Aurora fast-fission powerhouse

Metallic nuclear fuel

High-assay low-enriched uranium (HALEU)

Pyroprocessing and electrorefining

Used nuclear-fuel recycling

Reactor physics and engineering simulation

Radioisotope production

AI-enabled nuclear engineering workflows

Customers

Meta Platforms

Switch

Equinix

Diamondback Energy

Prometheus Hyperscale

Undisclosed data-center customers

U.S. government and national-laboratory partners

Competitors

TerraPower

NuScale Power

X-energy

Nuclear Power Corporation of India / other conventional and advanced nuclear developers

Radiant Industries

Kairos Power

Scale & contact

Estimated revenue

Pre-revenue or less than $1 million annually; the company had not yet begun commercial powerhouse operations as of the latest filing reviewed.

Estimated monthly visits

97K

+1 650-550-0127

Signals & risks

Other

Jan 2022

The NRC denied Oklo's first custom combined license application and requested additional information; Oklo has been pursuing a subsequent licensing path.

Source

Other

Jan 2023

The U.S. Air Force rescinded a reported $100 million award for an Oklo microreactor project, according to industry coverage.

Source

Acquisition

Feb 2025

Oklo acquired Atomic Alchemy for approximately $1.0 million in cash plus approximately $27.4 million of stock consideration, expanding into radioisotopes.

Source

Other

Apr 2026

Pat Schweiger transitioned from CTO to senior technical advisor as Oklo reorganized around separate power, fuel, recycling, and isotope business units.

Source

Other

Mar 2026

The 2025 Form 10-K states that Oklo has not yet constructed a commercial powerhouse or entered into a binding PPA to operate a plant or deliver electricity, leaving substantial licensing, construction, fuel-supply, execution, and funding risk.

Source

Latest news

Oklo Announces Changes to Board of Directors and Management Team

Oklo / SEC Form 8-K · Apr 2026

Oklo added four directors, named Michael Thompson lead independent director, and transitioned Pat Schweiger from CTO to senior technical advisor.

Oklo Publishes Full-Year 2025 Financial Results and Business Update

Business Wire · Mar 2026

The company reported its 2025 financial results and business update, including substantial equity-financing activity and continued investment ahead of commercial deployment.

Oklo, Meta Announce Agreement in Support of 1.2 GW Nuclear Energy Development in Southern Ohio

Oklo / Business Wire · Jan 2026

Meta agreed to support development of a scalable 1.2 GW Ohio campus, including a mechanism to prepay for power and fund project advancement; initial phase is targeted as early as 2030.

Oklo, NVIDIA, and Los Alamos National Laboratory Collaborate to Advance Nuclear Fuel Validation

Oklo · Jan 2026

Oklo, NVIDIA, and LANL announced collaboration on nuclear-fuel validation, AI-enabled research, and nuclear infrastructure supporting nuclear-powered AI facilities.

Oklo and Idaho National Laboratory to Employ AI-Enabled Reactor Design for Advanced Nuclear Systems

Oklo · Jan 2026

Oklo and INL announced collaboration to apply AI-enabled engineering workflows, modeling, simulation, and technical documentation to reactor and fuel-system development.

Jobs and careers at Oklo

83 jobs at Oklo

Plant Manager

On-site

Product

Idaho Falls, Idaho; Any location

Today

On-site

Full-time