Management Team
Both the GLO and Cavallo management teams consists of senior professionals from all aspects of the energy business, including power and gas origination, gas and energy trading, asset management, regulatory, customer service and billing system development. Individually, management, principals, and staff have a minimum of 20 years experience in the energy industry, and collectively have over 175 years of utility, competitive market and retail electric experience. Our extensive market experience and know-how translates to superior products and excellent service
Michael Sullivan
Michael Sullivan is President and CEO of Cavallo Energy Texas. Michael also serves as President and CEO of Champion Energy. Michael was a founding partner of Ambridge Energy, LLC, which merged with Champion Energy in June 2008. Prior to his roles at Ambridge and Champion, he held several roles at Reliant Energy. Michael's career began at Accenture. He earned a Bachelor of Science in finance from the University of South Alabama and a Master of Business Administration from Baylor University.
Marcus Dotson
Marcus Dotson is Vice President of Cavallo Energy Texas. In this role, Marcus leads the company’s Government and Public Sector business. Marcus was
previously Managing Director at Calpine Solutions and led the Structured Supply Program; providing supply, credit support, working capital, risk management
and related services to Retail Energy Providers in deregulated electric and natural gas markets across the U.S. Marcus started with Sempra Energy Solutions in
2003 as Director of Product Development and Market Management, and then worked as a Sales Director focusing on large commercial and industrial clients.
Prior to joining Sempra, Marcus led sales, product development, operations and customer care at CMS Energy Marketing and Trading. He was also a Product Manager and Commodity Structuring Manager for Enron Energy Services. Marcus began his career in 1995 at Espey, Huston & Associates, an environmental
engineering firm, and transitioned to Chevron Chemical focusing on research and development of new products and process improvement. He also served as
Quantitative Analyst with DeWitt and Company developing trading algorithms, technical analysis and market commentary for a proprietary trading platform.
Overall, Marcus has over 24 years of experience in the energy industry. He earned a B.S., Applied Mathematics, and a B.S., Biology, minor in Chemistry, from
the University of Houston.
Jeff Attkisson
Jeff Attkisson is the Director of Operations for Cavallo Energy Texas. During his 10+ years in the deregulated energy industry Jeff has held roles focusing on customer relationships and internal operations. During 8 years at Direct Energy, Jeff held various positions in the sales department, culminating as a Sr. Sales Support Specialist. His portfolio included supporting both direct and channel sales, with customer segments ranging from small business, large C&I, health care aggregations, real estate aggregations, and government entities. One of Jeff’s main customer support responsibilities was dealing with Texas school districts for contracting, billing, and other various needs, along with being involved in many large RFP responses. In addition to his sales support role, Jeff was also appointed project manager for several internal process improvements, managing teams of internal and external members while meeting project benchmarks at a 96% rate. Jeff was named internal ERCOT subject matter expert during his final 6 years with Direct, conducted several process training sessions for the internal sales teams, and received a company-wide Making Business Better award for Operational Excellence and Simplification. He prides himself on the ability to develop process improvements and deliver on-time issue resolution on a wide variety of customer issues.
Texas General Land Office
Bryce Bales, CPA
Bryce Bales, CPA is Director of the State Energy Marketing Program for the Texas General Land Office. His responsibilities include both the State Power Program and the Natural Gas Program. Bryce joined the GLO in October 2005 bringing his experience in oil and gas royalty compliance from University Lands where he served as Director of University Lands Accounting Office (ULAO) collecting oil and gas royalties on behalf of the Permanent University Fund. The Permanent University Fund benefits the Texas A&M and University of Texas System. Under Bryce's direction and leadership, ULAO won the Chancellor's Excellence Award; the Texas Department of Information Resources recognized ULAO with a statewide award for innovation. The department was also recognized by the National Public Information Officers with a write up in a national magazine Public CIO for excellence in innovation. Bryce has participated in the Western States land Commissioner;s Association Royalty and Legal Subcommittee where other states benchmark against ULAO for electronic processing of oil and gas royalties and the use of data mining techniques to ensure lease compliance in the most efficient and timely manner. Bryce is a CPA licensed in Texas and is on the board of the Council of Petroleum Accountant Societies (COPAS). In the spirit of continuous improvement, Bryce has brought efficiency, transparency, and accountability to the State Energy Marketing Program. Bryce served 12 years on his home district school board and was twice elected by the 59 districts in Education Service Center XIII to represent them on the Texas Association of School Boards.