• Fieldwood Energy LLC: represented administrative agent for Fieldwood’s RBL lenders and first lien term loan lenders in Fieldwood’s chapter 11 restructuring.
• Samson Resources: represented second lien term loan lenders in Samson’s chapter 11 restructuring; now representing reorganized Samson post-emergence.
• Energy XXI: represented administrative agent for a 27 bank reserve-based lending syndicate in Energy XXI’s chapter 11 restructuring; now representing exit facility agent under restructured first lien facility.
• Goodrich Petroleum: represented administrative agent for syndicate of reserve-based lenders in Goodrich’s chapter 11 restructuring; now representing exit facility agent under reduced and restructured first lien term loan.
• Sabine Oil & Gas: represented prepetition first lien agent in the Sabine chapter 11 proceedings.
• Harlan Laboratories: represented term lender group in Harlan’s out-of-court debt restructurings.
• Patriot Coal: represented Bank of America, N.A., as prepetition agent, “second out” DIP agent and “first out” DIP arranger in the Patriot Coal chapter 11 proceedings.
• MF Global: represented Bank of America and its affiliates in various creditor capacities under loan facilities and derivatives contracts. 
• Fair Point Communications: counsel to Bank of America, N.A., as administrative agent for the prepetition lenders, DIP lenders and exit lenders in the Fair Point chapter 11 case.
• American Home Mortgage: counsel to Bank of America, N.A., as prepetition administrative agent in AHM’s chapter 11 cases.
• Lyondell Chemical Co.: represented The Royal Bank of Scotland, N.V. in connection with more than $3 billion of secured and unsecured credit exposure in the chapter 11 case of Lyondell Chemical Company.
• Regularly represents financial institutions in connection with hedge terminations, safe harbor advice and other enforcement issues in the derivatives context.
• Advised a major financial institution in connection with the out-of-court workout of a $2 billion mortgage loan portfolio.
• National Energy Group: represented an official committee of unsecured creditors holding claims in excess of $1.8 billion against a large energy holdings company.
• Served as part of a litigation team representing one of the world's largest banks in its efforts to enforce its rights against natural gas collateral.
• Litigated commercial contract disputes, ranging in magnitude from $1 million to $40 million, on behalf of a liquidating trustee under a chapter 11 plan.
• Served as bankruptcy counsel to a publicly held healthcare company in a complex chapter 11 reorganization that generated more than $1 billion in distributable value to creditors.

Prior to joining Willkie in 2010, Ana was a partner at Kaye Scholer LLP.

Ana has spoken on insolvency law on numerous panels, including:

• "PLI Bankruptcy & Reorganizations 2019: Current Developments," Practicing Law Institute (April 2019)
• “Application of U.S. Fed’s QRC Rule on Common Clearing Agreements,” Futures Industry Association Webinar (November 2018)
• "'Pandemonium': Where Were You During The Crisis?" Law360 Audio Story (September 2018)
• "PLI Leveraged Financing 2018: Leveraged Finance Restructuring," Practicing Law Institute (May 2018)
• "PLI Bankruptcy & Reorganizations 2018: Current Developments," Practicing Law Institute (April 2018)
• "Case Study: Restructuring and Intercreditor Issues (Recent Issues in E&C and E&P Workouts)," American College of Investment Counsel Spring Conference (April 2018)
• “Recent Evolution of E&P RBL Financing,” Debtwire Podcast (October 2017)
• “Hot Spots in a Cold Bankruptcy World: Energy and Healthcare Restructurings,” 90th Annual National Conference of Bankruptcy Judges (October 2016)
• “Current Issues in the Energy Sector,” American Bankruptcy Institute, 18th Annual New York City Bankruptcy Conference (May 2016)
• “Issues in Media Restructurings,” AIRA 30th Annual Bankruptcy & Restructuring Conference (June 2014)
• “Significant Issues in Distressed Debt and Restructurings Explored,” The Knowledge Group (May 2014)

Ana was selected to serve on Law360’s Bankruptcy Editorial Advisory Board in 2016-2020.

Ana is the co-author of “Tackling Distress in the US Healthcare Sector,” Financier Worldwide Magazine (October 2017), “E&P Financing: RBLs Trend Toward a New Normal,” Turnaround Management Association (September 2017), "Zing VII and the Future of "Bankruptcy-Remote," Asset Securitization Report (November 2011), "Second Circuit Court Of Appeals Holds ‘Gift’ From Secured Creditor To Shareholder Under A Chapter 11 Plan Violates Absolute Priority Rule," Metropolitan Corporate Counsel (April 2011) and "Calyon: Mortgage Loan Investors and Safe Harbors," New York Law Journal (January 31, 2008).