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Our Team

David Nini

David G. Nini

Managing Director

Mr. Nini co-founded Lantana Energy Advisors in January 2003. Prior to founding Lantana, Mr. Nini worked with Torch Energy Advisors, Inc. from late 2000 until December 2002. Responsibilities included asset acquisitions, due diligence and PSA negotiations.

In 1993, he entered the natural gas commodity trading business at Coastal Gas Marketing until 1995, when he moved to Calgary as part of the group headed by J.P. Bryan that took over Gulf Canada Resources. There he led U.S. gas trading on behalf of Gulf Canada, building a third party U.S. business to 1.5 BCF/month.

Mr. Nini conceptualized and opened a Houston-based office for Gulf Canada to handle all U.S. gas marketing efforts, both physical and financial, Gulf Trading had first year sales over $200 million.

Mr. Nini graduated in 1989 from Texas Tech University with a BA in Public Relations and Marketing. His career following college involved prospect development, title research, land and mineral owner negotiations, oil & gas leasing, title opinions and curative for several majors.

Samantha (Sam) F. Holroyd

Samantha (Sam) F. Holroyd

Managing Director

Ms. Holroyd joined Lantana Energy Advisors in 2018 with 27 years of experience in both the technical and commercial aspects of the business.

Ms. Holroyd has a broad foundation having worked with E&P operators (Shell, Range Resources, Tenneco and Arco), Consulting and Advisory Services (Ryder Scott Company) and Principal Investing (EIG, Denham Capital and TPG). Her experience spans acquisitions and divestitures, reserve evaluation and reporting, capital deployment and unlocking additional value for shareholders. She has global geographic experience, with recent, relevant lower-48 involvement in the Permian, MidCon, ArkLaTex, Appalachia, Gulf Coast/GOM, SCOOP/STACK, Bakken and Powder River Basin.

Ms. Holroyd graduated from Colorado School of Mines with a BS in Petroleum Engineering. She is a Registered Petroleum Engineer in the State of Texas.

Borges

Gabriel Borges

Vice President 

Mr. Borges joined Lantana Energy Advisors in October 2018 with more than 10 years of experience in the Oil & Gas Industry working across the entire upstream value chain from New Ventures & Exploration to Appraisal & Development. Prior to joining Lantana, Mr. Borges worked for ConocoPhillips (February 2008 - October 2018) where he held Geoscience positions of increasing responsibility in conventional and unconventional projects including Project Lead roles in high-impact Exploration & Full Field Development programs in Lower 48 and internationally. His technical experience spanned opportunity screening, play assessment, prospect generation, reservoir characterization, data acquisition program design and operations. Mr. Borges also held a Strategy and Portfolio Management role working on strategic initiatives, corporate planning, global portfolio management, A&D and business development.

Mr. Borges holds a Master’s Degree in Management and Finance from Harvard University, a Master’s Degree in Geology from the University of Oklahoma and a B.S. in Geophysical Engineering.

Alex Azizi

Alex Azizi

Vice President

Mr. Azizi joined Lantana Energy Advisors in January 2018.  Most recently, he was a Vice President at BNP Paribas, providing technical advisory for A&D activities across the Americas.

Prior to BNP Paribas, Mr. Azizi held reservoir engineering positions of increasing responsibility at Rex Energy and Cano Petroleum.  Experienced with both unconventional and conventional reservoirs, Mr. Azizi focused on reserves reporting, type curve development, production forecasting, A&D analysis, and secondary and tertiary recovery projects.

Mr. Azizi holds a B.S. in Petroleum Engineering from the University of Texas at Austin.

Greg Whitmire

Greg Whitmire

Associate

Mr. Whitmire joined Lantana Energy Advisors in April of 2005.

Previously Mr. Whitmire was a Geoscience Technologist with Rock Solid Images and did extensive work in the Gulf of Mexico region and International areas. His Primary duties included developing Interactive Media that highlighted the firms Services, Products and Technology.

Prior to joining Rock Solid Images, Mr. Whitmire managed a Design Team for Waterous & Co., as a Multimedia Developer and Graphic Artist responsible for Authoring Multimedia Oil and Gas Divestiture Presentation and short movies highlighting the firms current Oil and Gas offerings.

Mr. Whitmire received a Multimedia Design degree from the Art Institute of Houston with honors and has over 30 years of design experience.

Kenny Yu

Kenny Yu

Associate

Mr. Yu joined Lantana in June 2015 as an Associate. His primary focus is on the reservoir engineering aspect of valuations, acquisitions and divestitures.

He was previously a Reservoir-Production Engineer with Americo Energy Resources, LLC. He has experience in reservoir surveillance, production engineering, waterflood recovery, artificial lift, field development, production forecasts, and reserve estimations.

Mr. Yu graduated from The University of Texas at Austin in 2012 with B.S. degrees in both Petroleum Engineering and Chemical Engineering.

Grant Hoffner

Grant Hoffner

Associate

Mr. Hoffner joined Lantana Energy Advisors in February 2017.

Prior to joining Lantana, Mr. Hoffner was a reservoir and production engineer for EnerVest and has worked the Appalachian Basin, Austin Chalk in Central Giddings and the Permian Basin. He has experience in property evaluation, reserve reporting, field development and production optimization.

Mr. Hoffner holds a B.S. in Petroleum and Natural Gas Engineering from West Virginia University.

Linda Creger

Linda Creger

Administrative Assistant

With more than 20 years of executive assistant and office administration experience, Mrs. Creger provides support to the entire Lantana team and its clients.

Prior to joining Lantana Energy Advisors in October 2011, Mrs. Creger worked as an Executive Assistant/Office Manager for owners and executives at the CEO and CFO level. Her diverse experience has been focused primarily in the oil & gas industry, with experience in real estate development and investment banking for both public and privately held companies.

She is a graduate of Katharine Gibbs School in New York City.

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