Hillary H. Holmes > Gibson, Dunn & Crutcher LLP > Houston, United States > Lawyer Profile

Gibson, Dunn & Crutcher LLP’s debt capital markets team continues to stand out for its work for blue-chip issuers, though the team also retains a share of underwriters engagements. Andrew Fabens in New York offers broad expertise to both issuers and underwriters. Houston’s Hillary Holmes is noted particularly for her work in the energy sector. The two partners lead the nationwide practice group alongside San Francisco-based Stewart McDowell and Peter Wardle in Los Angeles. Robert Giannattasio in New York was promoted to partner in January 2024; he plays a key role in the team advising on public and private debt offerings as well as on SEC and governance matters. Douglas Horowitz, also in New York, is another key contact in the group.

Fielding a team of specialist lawyers in public and private offerings, often relating to senior first lien notes and Rule 144A debt proceedings, Gibson, Dunn & Crutcher LLP is highly active in advising both issuers and underwriters. Leveraging extensive cross-border expertise- mainly with North American and European jurisdictions- the team handles the whole gamut of debt and equity capital markets transactions. Situated in New York, Andrew Fabens mainly concentrates on IPOs and derivative securities, Texas-based Hillary Holmes is an expert in the energy field, while Colorado’s Robyn Zolman is also cited as key. In New York, Doug Horowitz is a corporate governance specialist, and from Texas, Doug Rayburn is also highlighted as key.

Gibson, Dunn & Crutcher LLP oil and gas practice advises leading industry players across the upstream, midstream, and downstream sectors, as well as financial institutions and private equity firms. With a strong Texas presence, the team advises on M&A, capital markets, project development, and energy financing, drawing on extensive industry knowledge.  Co-chair Michael P. Darden advises a standout roster of exploration and production companies on M&A, joint ventures, and project finance. Fellow co-chair Rahul Vashi focuses on the upstream and midstream sectors, handling joint venture agreements – including development, drilling, and participation ventures – alongside M&A and divestments. Hillary Holmes is highly regarded for her corporate governance and ESG expertise, which she leverages to deliver strategic M&A, financing, and capital-raising advice. Michael Piazza is active across both oil and gas and energy transition assets, with a broad practice spanning GP and LP-side funds and M&A transactions. All individuals are based in Houston.

Demonstrating vast expertise in managing secondary public offerings and at-the-market equity programs, Gibson, Dunn & Crutcher LLP is well versed in representing both major issuers and managers, predominantly in the real estate, financial services, and energy industries. Based out of New York, Andrew Fabens specializes in handling follow-on equity offerings and securities law issues, in Texas, Hillary Holmes is a corporate governance expert, and California’s Stewart McDowell primarily focuses on PIPEs and liability management transactions. Also in California, Peter Wardle is knowledgeable on cross-border M&A, while Colorado-based Robyn Zolman stands out for her IPO insight.