Creating alternative energy solutions for high energy demand customers


We are a renewable energy and storage developer, purpose-built to serve industrial and high energy demand customers


Our power servicing customers include refineries, pumping and compression stations, manufacturing and/or processing plants, terminals, and datacenters. Our development team works with project landowners and surrounding communities to responsibly develop power projects that support the success of rural and industrial-adjacent communities for generations to come.


About us

Industrial Sun features a world-class team of renewable energy industry veterans with a distinguished track record of success. 


Together, the Industrial Sun team has participated in the development of gigawatts of energy projects throughout the United States that are either in operation or currently under construction – representing billions of dollars of investment. As a values-aligned partner, we believe in responsibly developed solar projects that provide positive impacts to the environment, local economy, customers and landowners. 


Industrial Sun Leadership

Dan Seif , Co-founder and Managing Director
Dan Seif

A co-founder and Managing Director of Industrial Sun, Dan oversees origination and finance operation. Dan formerly was the VP of Market Development at 7x Energy where he spearheaded new large-scale solar solutions for industrial facilities in the ERCOT power market as well as other new market deployment business models. Dan is a 15-year veteran of the renewable energy industry, with roles prior to 7x Energy including business development and market analysis consulting as well as private equity investment, with prior employment at US Renewables Group (USRG), Rocky Mountain Institute (RMI), and The Butler Firm and business proprietorship via Grid Economics and Seif Consulting. Dan holds an MPA from Harvard, as well as chemical engineering degrees from the University of Virginia (BS) and the University of Arizona (MS).

Wade Gungoll , Co-founder and Managing Director
Wade Gungoll

A co-founder and Managing Director of Industrial Sun, Wade has served as a development executive or General Counsel for over 2GW of utility-scale solar energy projects across the United States, including some of the largest projects in operation today. As a result of his efforts, more than $2 billion in funds have been successfully invested in operational renewable energy projects, with enough clean energy generated to power the equivalent of over 500,000 American homes. Earlier in his career, he was a General Counsel and land management executive in the oil and gas industry. Mr. Gungoll earned a B.A., with distinction, from Yale and holds a J.D. from Columbia Law School.

Rich Clark , VP of Engineering
Rich Clark

Rich manages all aspects of project engineering for Industrial Sun. Rich came to the team from Lightsourcebp where he was the VP of Engineering (Americas) and led the technical transition of 7X Energy assets (9GW) to BP (July 2021 acquisition). At 7X Energy, Rich was the VP of Engineering leading PV layout optimization, energy simulations, site studies, Independent Engineering reports, and final design reviews that support development and construction of all projects. Prior to joining 7X, Rich worked at SunPower as the Development Engineering Manager for Utility Power Plants covering North and South America. There, Rich worked on numerous power plant projects in the early development phase totaling over 3 GW of capacity. He also led the development engineering on seven UPP projects totaling over 450 MW in the U.S. and Latin America. Before SunPower, Rich was a Project Engineer at NRG Energy working on development for solar distributed generation and utility solar power plants.
Rich currently serves on the board of Solar Austin which promotes policies and programs for the local solar industry including a focus on implementing programs that provide more diversity within the renewable energy industry.
He has an MBA from Drexel University and BS in Mechanical Engineering from The University of Texas at Austin. He is also a licensed PE in New Jersey.

Alexandra Williams , VP of Origination
Alexandra Williams

Alexandra is responsible for Industrial Sun’s origination efforts where she devises creative power solutions to meet customer needs. Her extensive career experience in the power sector includes contracting over 800 MW of renewable power purchases and managing the two largest demand response books in the ERCOT market--with over 15 GW of aggregated power generation. Notably, the Gulf Coast Power Association selected her as the 2021 recipient of the Empowering Young Professionals Award, given annually to someone under 40 who has accomplished excellence in the power industry. Prior to joining the Industrial Sun team, she served ExxonMobil Corporation (XOM), where she developed and expanded XOM’s participation in the power markets. At XOM, she was responsible for renewable power purchases, trading, growing the demand response portfolio and managing key relationships/accounts in ERCOT, CAISO and MISO. Alexandra began her career at MP2 Energy on the real-time desk and later moved on to EDF Trading North America. Alexandra is a NERC certified reliability coordinator and a graduate of the University of Houston with a B.A. in History and a B.S. in Political Science.

Jeff Sullivan , VP of Finance
Jeff Sullivan

As Industrial Sun's Vice President of Finance, Jeff leads the company's financial planning and project finance activities and manages relationships with current and potential capital partners. Jeff has four years of experience in the solar industry and has been a key player in the financing of over 1.2 GWdc of projects, power contracting for over 900 MWdc, and the sale of a 9 GW development pipeline. He started his career as an Officer at Naval Reactors where he led design engineering, construction, testing, and lifecycle planning activities for aircraft carrier nuclear propulsion systems. Jeff holds a Master of Business Administration and a BS in Mechanical Engineering from the University of Texas.

Katherine Valdelievre , VP of Real Estate
Katherine Valdelievre

As Industrial Sun’s Vice President of Real Estate, Katherine manages all real estate and associated development legal matters for Industrial Sun. Katherine came to the team from Apex Clean Energy where she worked as Real Estate Counsel. At Apex, Katherine drafted, negotiated, and managed land agreements, construction finance agreements, and purchase agreements on over 2 GW of wind, solar, hydrogen, and storage projects through the United States. Katherine holds a J.D. from the University of Virginia School of Law and a B.A. from Wake Forest University.


Benefits for energy buyers

We offer comprehensive and cost-saving solar development capabilities tailored to serve our customers and their facilities, including:


  • Refineries
  • Pumping and Compression Stations
  • Manufacturing and/or Processing Plants
  • Terminals
  • Datacenters

Unrivaled Power
Bill Savings

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We provide value well beyond the standard wholesale vPPA/PPA, with deep savings on multiple sections of your power bill.  Our larger customers can expect to save over $10MM per year.

Decarbonization for
Large Facilities & 
Their Customers

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Our solutions provide carbon reductions (GHGP Scope 1 and/or 2)  for your facilities as well as substantial numerical carbon reductions in the Environmental Product Declarations (EPDs) of your products, reducing the supply chain (GHGP Scope 3) emissions of your customers.  Standard wholesale vPPAs/PPAs provide NO carbon reduction value in your product EPDs, regardless of what is done with the associated Renewable Energy Credits (RECs).

Diversity of Investment
to Power Buyer's

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Our projects bring renewable energy to the mix of property tax paying, employment enabling, and land utilizing commercial enterprises in industrial areas.


Our landowners are our partners – from project inception through construction and operation.


With a partnership mentality at the forefront of everything we do, Industrial Sun recognizes that the satisfaction of our landowners is vital to the success of our projects.  We proudly embrace the best land stewardship practices in our business. 



January 6, 2022

Modern Energy Welcomes Industrial Sun

Modern Energy announced today an investment of $30 million into the launch and multi-year deployment of Industrial Sun, an Austin-based utility-scale solar developer.

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Market Developments

September 24, 2021

Companies Break Ground on Gerdau Solar Project in Texas

Solar energy company 174 Power Global, steel producer Gerdau Long Steel North America and TotalEnergies have begun construction of the Gerdau Solar project, one of the largest behind-the-meter (BTM) solar facilities in the U.S.

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Market Developments

June 29, 2021

Priority Power developing 6.5-MW solar project for Texas oil producer

Priority Power Management, an independent energy services provider offering transitions to carbon neutrality, has entered a solar development agreement with FireBird Energy, an upstream oil and gas company operating numerous properties in the Midland Basin.

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Market Developments

January 26, 2021

Celanese Extends Power Supply Agreement with Calpine Energy Solutions

Celanese Corporation (NYSE: CE), a global chemical and specialty materials company, today announced a 15-year contract extension with Calpine Energy Solutions, LLC to incorporate a solar power component into the electricity supply mix

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Market Developments

October 3, 2019

Occidental Starts Up First-of-its-kind Solar Facility Directly Powering Oil and Gas Operations

Occidental (NYSE: OXY) today announced the start-up of the company’s first solar facility to directly power an enhanced oil recovery field operation in the Permian Basin.

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Talk to us

Please email or call us to learn how we can help meet your alternative energy goals or if you’re interested in partnering on a solar project where you own the land



Visit us:

823 Congress Avenue, 
Suite 300,
Austin, TX 78701

Industrial Sun Industrial Sun, a Modern Energy® company