Tara Energy competitors

David John Lesar (born May 30, 1953) is an American businessman who is the former chair of Halliburton Energy Services. He was the CEO of Halliburton for 17 years from 2000 to 2017. Trained as a Certified Public Accountant, Lesar spent 16 years at Arthur Andersen. He had spent most of his career at Andersen, where he worked on their Halliburton account. In 1995, Lesar was hired by Halliburton as a new vice president. July 24, 2019 David Lesar was named the interim CEO of HCSC. June 30, 2020 David Lesar was name the President and CEO of CenterPoint Energy.

President & CEO of a leading environmental services and waste solutions provider expanding into new markets, developing new products, driving growth and profitability. Also, improving capital structure and establishing banking relationships and credit facilities. Mr. Tusa’s leveraged his significant experience as CFO for public and pre-IPO companies with up to $300M in annual revenues with diverse product/service lines and markets including the following industries: - Business Services - Waste Management - Environmental Services - Healthcare Services - Reverse Logistics - Medical Devices - Industrial Services - Engineering & Construction Specific achievements include: * As CEO and formerly CFO of Sharps Compliance Corp., a $80M publicly-held leader in environmental solutions – Lead the expansion into new markets (professional, pharmaceutical manufacturer, retail pharmacy and government), driving growth and launching new products that grew the Company from $5 to $40 million in annual revenue; also market capitalization from $12 million to as high as $150 million. * As CEO of Sharps Compliance Corp., negotiated, secured and managed a $40 million government program with the CDC, developed and launched a new line of cost-effective "multipack" medical waste solutions and designed, developed and launched the Company's MedSafe solution designed for the cost-effective, safe and secure disposal of unused medications including controlled substances. * As CFO of Billings Concepts Corp., a $200M public technology company – addressed declining revenues from legacy business by transforming company into a diversified technology company through strategic acquisitions and divestitures. * As CFO of Serv-Tech, Inc., a $300M publicly-held specialty services and products company – enhanced shareholder value 325% by repositioning company to compete in a rapidly changing and consolidating industry; appointed by Board of Directors to co-lead the organization along with Chairman.

W. Keith Maxwell serves as non-executive Chairman of the Board of Directors, and was appointed to this position in connection with the IPO. W. Keith Maxwell also serves as Chief Executive Officer of NuDevco Partners, LLC and National Gas & Electric, LLC, each of which is affiliated with us. Prior to founding the predecessor of Spark Energy in 1999, W. Keith Maxwell was a founding partner in Wickford Energy, an oil and natural gas services company, in 1994. Wickford Energy was sold to Black Hills Utilities in 1997. Prior to Wickford Energy, W. Keith Maxwell was a partner in Polaris Pipeline, a natural gas producer services and midstream company sold to TECO Pipeline in 1994. In 2010, W. Keith Maxwell was named Ernst & Young Entrepreneur of the Year in the Energy, Chemicals and Mining category. A native of Houston, Texas, W. Keith Maxwell earned a Bachelor’s Degree in Economics from the University of Texas at Austin in 1987. W. Keith Maxwell has several philanthropic interests, including the Special Olympics, Child Advocates, Salvation Army, Star of Hope and Helping a Hero. We believe that W. Keith Maxwell’s extensive energy industry background, leadership experience developed while serving in several executive positions and strategic planning and oversight brings important experience and skill to our board of directors.

Experienced executive and corporate finance professional with a focus on the upstream and midstream sectors of the energy industry. Skilled in operations, public debt and equity markets, bank lending markets, M&A, private equity and corporate restructuring, along with proxy, corporate governance and SEC reporting and compliance matters.

Peter Prescott is a Chief Executive Officer at Everett J Prescott Inc.