Business Wire

NY-SIMPSON-THACHER

Share
Simpson Thacher Adds Renowned Private Equity Lawyer Geoffrey Bailhache

Simpson Thacher & Bartlett LLP announced today that Geoffrey Bailhache will join the Firm’s London office as a Partner.

Geoff will join the Firm from Blackstone, where he is a Managing Director and General Counsel for Europe, the Middle East and Africa (EMEA) and provides transactional advice for Blackstone’s Private Equity and Tactical Opportunities, Energy, Infrastructure and Growth Equity Groups. Prior to joining Blackstone, he spent several years in private practice advising on private equity mergers and acquisitions and other corporate matters.

“We have had the great fortune of working with Geoff for many years and the depth and breadth of his experience will be a perfect fit for our preeminent global transactional platform,” said Bill Dougherty, Chairman of Simpson Thacher’s Executive Committee. “Geoff is well-known for his deep M&A experience—spanning both geographies and industries—and we are very pleased to welcome him to the Firm.”

“Geoff is a talented advisor and he has an excellent reputation in the market for working on the types of complex, high-stakes transactions for which Simpson Thacher is renowned,” said London M&A Head, Ben Spiers. “He will be a wonderful asset to our European M&A Practice.”

London office Managing Partner Jason Glover noted, “Geoff’s experience advising on an impressive roster of deals across private equity, energy, infrastructure and growth equity is an exceptional match for our capabilities in London.”

“It has been a privilege to have worked with such an incredible team of investment professionals and lawyers at Blackstone for the last decade,” said Geoff. “Having worked alongside Simpson Thacher’s lawyers on transactions for many years, I am excited to join this talented group for the next chapter of my career.”

“We are grateful to Geoff for his tremendous contributions over the past decade and look forward to continuing our work together with him and the rest of the team at Simpson Thacher,” added John G. Finley, Chief Legal Officer at Blackstone.

Simpson Thacher is consistently ranked among the world’s leading M&A advisors, offering clients the skills and insight gained from representing the world’s most sophisticated private equity sponsors and corporations globally in virtually all capacities under U.S., English and Hong Kong law. The Firm’s M&A attorneys are regularly retained in all types of negotiated transactions, including mergers, stock and asset purchases, dispositions, restructurings, spin-offs, joint ventures and minority investments, as well as corporate governance and control matters, including proxy contests and challenges by activist investors.

ABOUT SIMPSON THACHER

Simpson Thacher & Bartlett LLP (www.simpsonthacher.com ) is one of the world’s leading international law firms. The Firm was established in 1884 and has more than 1,000 lawyers. Headquartered in New York with offices in Beijing, Hong Kong, Houston, London, Los Angeles, Palo Alto, São Paulo, Tokyo and Washington, D.C., the Firm provides coordinated legal advice and transactional capability to clients around the globe.

About Business Wire

Business Wire
Business Wire
101 California Street, 20th Floor
CA 94111 San Francisco

http://businesswire.com

Subscribe to releases from Business Wire

Subscribe to all the latest releases from Business Wire by registering your e-mail address below. You can unsubscribe at any time.

Latest releases from Business Wire

Aptiv and Vecna Robotics to Develop Next Generation Autonomous Mobile Robots18.12.2025 14:00:00 CET | Press release

Collaboration to Deliver Safer, Smarter, and Cost-Effective Automation for Warehouses and Factories Aptiv PLC (NYSE: APTV), a global industrial technology leader, and Vecna Robotics, a pioneer in AI-driven autonomous material handling solutions, today announced a strategic collaboration to co-develop next-generation Autonomous Mobile Robot (AMR) solutions designed to deliver cost-efficient automation. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20251218958100/en/ Aptiv’s advanced perception portfolio and machine learning technologies will be integrated into Vecna Robotics’ platform. This partnership combines Aptiv’s industry-leading portfolio, with Vecna Robotics’ advanced autonomy and orchestration platform to provide safer, more efficient, and scalable material handling systems. “Automation is transforming the way goods move through warehouses and factories, with devices that sense, think and act in real time,” said Javed

Syremis Therapeutics Launches with $165M to Develop Best-in-Class Medicines for Mental Health Conditions18.12.2025 14:00:00 CET | Press release

Addressing major unmet needs in mental health with pharmacology rooted in emerging and clinically validated neuropsychiatric biologyLead program ST-905, a potent M1/M4 muscarinic agonist, currently in Phase 1 clinical developmentSecond program ST-901, a novel NMDA antagonist, currently in IND-enabling studies and expected to enter Phase 1 development next yearSeries A co-led by Dexcel Pharma and Third Rock Ventures with participation from Bain Capital Life Sciences, GV (Google Ventures), QVT, and Pictet Syremis Therapeutics, a clinical-stage biopharmaceutical company developing novel medicines to make a profound impact on the treatment of mental health, today announced its launch with a $165 million financing. The Series A, co-led by Dexcel Pharma and Third Rock Ventures, with participation from Bain Capital Life Sciences, GV (Google Ventures), QVT, and Pictet will support the advancement of Syremis’ pipeline through clinical proof of concept. Schizophrenia and other psychotic disorder

BeOne Medicines Granted U.S. FDA Fast Track Designation for BGB-B2033 as Treatment for Hepatocellular Carcinoma18.12.2025 12:00:00 CET | Press release

BGB-B2033 is a bispecific antibody directed at GPC3 and 4-1BB; key targets in the most common liver cancerFDA Fast Track Designation reflects the potential of BGB-B2033 in an area of high unmet need BeOne Medicines Ltd. (Nasdaq: ONC; HKEX: 06160; SSE: 688235), a global oncology company, today announced that the U.S. Food and Drug Administration (FDA) has granted the Company Fast Track Designation for BGB-B2033, its GPC3x4-1BB bispecific antibody for the treatment of adult patients with hepatocellular carcinoma (HCC) with disease progression on or after prior systemic treatment. “The FDA awards Fast Track Designation to therapies that show potential to address an unmet medical need in serious or life-threatening conditions. The FDA’s decision reflects the encouraging profile of BGB-B2033 in advanced hepatocellular carcinoma, where patients continue to face limited treatment options,” said Julie Lepin, Senior Vice President and Chief Regulatory Affairs Officer at BeOne. BeOne is currentl

NHOA Energy Achieves Great Place To Work Certification in Italy, the United States and Australia18.12.2025 10:53:00 CET | Press release

NHOA Energy, global provider of utility-scale energy storage systems, announces that it has been certified Great Place To Work® in Italy, the United States, and Australia. The certification is based entirely on direct feedback from NHOA Energy employees, gathered through an independent and structured listening process. Great Place To Work® Certification™ assesses the quality of the employee experience across key dimensions such as credibility, respect, fairness, pride, and camaraderie. The results achieved by NHOA Energy reflect a corporate culture built on trust, inclusion, and the consistent commitment to valuing people within a dynamic and international environment. Employees highlighted particularly high levels of appreciation for the ethical and transparent behavior of leaders, the welcoming and inclusive approach toward new hires, and fair treatment across diversity, equity, and inclusion dimensions. A strong majority also expressed pride in working at NHOA Energy and reported a

Regnology Signs an Agreement to Acquire Moody’s Regulatory Reporting & ALM Solutions18.12.2025 10:00:00 CET | Press release

The deal further strengthens Regnology’s global position in Regulatory Reporting and significantly accelerates its expansion into new markets Regnology, a leading provider in regulatory, risk, tax, and finance reporting, as well as supervisory technology, today announced it has signed an exclusive agreement for the acquisition of Moody’s Regulatory Reporting & ALM Solutions business, inclusive of solutions for Basel III compliance, IFRS9 impairment accounting, large bank asset-liability management (ALM), Solvency II insurance reporting, and prudential and statistical regulatory reporting across more than 50 jurisdictions. By integrating Moody’s regulatory capital and liquidity capabilities with Regnology’s regulatory, risk, and finance offerings, the firm is creating a unified, scalable platform designed to meet the full spectrum of financial regulatory compliance and risk requirements. This combined strength positions Regnology as the partner of choice for financial institutions seeki

In our pressroom you can read all our latest releases, find our press contacts, images, documents and other relevant information about us.

Visit our pressroom
World GlobeA line styled icon from Orion Icon Library.HiddenA line styled icon from Orion Icon Library.Eye