The practice at Baker Botts L.L.P. focuses on derivatives transactions and regulatory compliance, with particular strength in the energy and commodities markets. The team is particularly adept at handling corporate finance-related derivatives, and is jointly led by New York's Evan Koster and Washington DC's Michael Loesch. Koster joined the team from Hogan Lovells US LLP in February 2025, bringing expertise in a broad spectrum of matters covering securities-based swaps, energy derivatives, and repo transactions, often involving cross-border elements, while Loesch primarily advises on regulatory matters. In Dallas, David Emmons is particularly experienced in cross-border transactions, with a focus on credit default swaps, alongside Jonathan Goldstein who is also active in these. In Washington DC, Elaine Walsh predominantly advises renewable energy, oil and gas, and utility companies, in relation to energy asset acquisitions and regulatory issues. Other noteworthy individuals include the New York-based Ignacio Beheran.
Legal 500 Editorial commentary
Key clients
- Arena Investors, LP
- Avenue Capital Management, LLC
- BP America Inc.
- CenterPoint Energy, Inc.
- Consensys Software Inc.
- Earn DLT, Inc.
- Energy Spectrum Partners VIII LP
- Enstar Group Limited
- Halliburton
- Legacy Star Capital Partners, LLC / Peak 10
- NRG Energy, Inc.
- Par Pacific Holdings, Inc.
- WeMatch LLC
Work highlights
Represented Halliburton Company in a $2 billion Credit Default Swap with Deutsche Bank relating to Halliburton’s Mexican peso denominated PEMEX receivables.
Represented Halliburton in a $1 billion Credit Default Swap with Citibank relating to Halliburton’s Mexican peso denominated PEMEX receivables.
Advised CenterPoint Energy on its $920 million forward block sale of 21.6 million shares, supporting the company’s expanded $52.5 billion capital plan through 2030 to drive growth in Texas. Proceeds from the offering, which closed May 29, 2025, were used for debt repayment.
Practice head
Evan Koster; Michael Loesch
Other key lawyers
David Emmons; Jonathan Goldstein; Elaine Walsh; Ignacio Beheran
