
Bill Keeney joined Tyr Energy Development in 2022 and is currently Chief Development Officer where he manages grid-scale greenfield project development in the US. Mr. Keeney has worked in renewables since 2003, when he co-founded a windpower development company. Most recently, Mr. Keeney was Vice President and head of East Region greenfield project development for ENGIE Grid Scale Renewables. He was previously Vice President, Wind & Solar Energy at Duke Energy Renewables from 2007-2014. He earned his BA from Pomona College and his MBA from The Wharton School at the University of Pennsylvania.


Gauthier Dubois joined Tyr Energy Development (TED) in 2022 and is VP – EPC & Project Delivery where he leads the engineering and construction of TED’s portfolio of grid-scale solar and battery storage projects. Gauthier started his career in renewable energy at SoCore Energy, a distributed-generation solar developer/owner/operator. Most recently, Gauthier was Director of Project Delivery for ENGIE Grid-Scale Renewables, focused on their solar portfolio. He graduated from the University of Illinois at Chicago with a BS in Mechanical Engineering and a Masters of Energy Engineering degrees. Gauthier also holds a Project Management Professional (PMP) Certification from the Project Management Institute (PMI).
Mr. Duckworth joined TED Renewables in 2022 and is currently the Vice President of Origination where he leads customer engagement and commercial offtake for TED’s renewable energy portfolio. Prior to joining TED, Ben was Director of Renewable Energy and Marketing for AEP Energy Partners, where he led renewable energy origination and power purchase agreement negotiation for the company. Over his fifteen-year career at American Electric Power, he executed over 3,000 MW of power purchase agreements and assisted in the acquisition of over 1,500 GW of renewable assets. He is a graduate of Ohio University, with a BS in Electrical Engineering. Ben also earned an MBA, at Ohio Dominican University and is a Board Member for the ALS Association of Central & Southern Ohio.
Brandon Dageford is a driven and dedicated professional, passionate about the energy industry. With over a decade of experience in the energy industry, he brings a wealth of knowledge and expertise to his role as Director of Land at Ted Renewables.
Brandon has a proven land and business development track record, having completed multiple energy projects throughout the United States. He is known for effectively navigating the complex landscape of land permitting and has a talent for negotiating contracts and acquiring land rights.
When he’s not working, Brandon enjoys spending time with his wife and their dog, Frankie boy, fishing, hunting, golfing, and cheering on the Nebraska Cornhusker football team. He holds a Bachelor of Science in Business from Peru State College and is an active member in his community.
Ian joined Tyr Energy in 2019 as a member of the Business Development team, primarily focused on renewable development and equity investments. He transitioned to TED Renewables in 2022 as a Manager of Project Development for TED’s utility-scale solar development portfolio. He earned a BA degree from Washburn University and has been working in the renewable energy industry since 2014.
Elias Toshiro joined Tyr Energy in 2020 as a member of the Business Development team, mainly engaged in solar development and tax equity investment activities. Before joining Tyr, Elias was with Itochu Corporation’s US IPP team for 8 years, supporting numbers of investment and M&A activities of its subsidiaries.

Joe Hollingsworth joined Tyr Energy Development (TED) in 2022 as Manager of Engineering. He designs early-stage renewable energy projects and manages engineering work on behalf of TED. Reporting to Gauthier Dubois as director of EPC, Joe also works closely with the larger project team including permitting, interconnection, real estate, and finance. He provides feedback to these groups on feasibility and constructability of renewable projects. Before joining TED, Joe spent three years in a similar role as a development engineer at a utility scale solar development company. Joe has a BS in Civil Engineering from The University of Alabama, a MS in Environmental Engineering and Energy Systems from North Carolina State University, and is a licensed professional engineer.

Allie Kempfer joined TED Renewables part-time in 2023 while finishing up her undergraduate degree and now works full-time as a Land Development Analyst in the Overland Park office. She graduated with a BSBA in Energy Management, BSBA in Finance, and minored in Economics at the University of Tulsa. Allie works under our Land Director aiding in land prospecting and acquisition.
Allie grew up in the Kansas City area making TED the perfect reason to move back home. She is passionate about sustainable energy and pursued an emphasis on renewables in her time as an undergrad. When she is not at work she enjoys visits to the lake, time with animals, driving her Jeep, and enjoying nature from her hammock.
