KG Law Firm Welcomes Efthalia Sarri as Partner in Banking, Finance & Capital Markets Practice

We are pleased to announce that Efthalia Sarri has joined KG Law Firm as a Partner in our Banking, Finance & Capital Markets Practice, further strengthening our offering in regulatory advisory, payments, fintech, open banking and sustainable finance. Her experience across EU and UK regulatory frameworks enhances our ability to support clients navigating complex supervisory and cross-border regulatory environments.

Efthalia is a dual-qualified EU and UK lawyer with extensive experience advising financial institutions on complex financial services regulation and capital markets matters. Her background spans private practice, senior in-house leadership roles and the UK Financial Conduct Authority, including the UK Listing Authority, where she advised on IPOs, listing eligibility and primary markets regulation. She brings deep expertise in FCA supervisory frameworks, EU/UK regulatory reforms, payments, lending, open banking, data-driven financial services and product development, including regulatory perimeter assessments, authorisations, governance and conduct obligations.

A significant part of Efthalia’s career has focused on banking, ESG regulation and sustainable finance. She has led the design and implementation of ESG governance and sustainable finance frameworks within global regulated institutions, aligning regulatory and disclosure obligations. She has advised on supervisory engagement, regulatory investigations and major legislative reforms, including post-Brexit and sustainable finance initiatives. Her cross-disciplinary and cross-border experience positions her to play a pivotal role in expanding our financial regulatory offering and supporting complex, regulated mandates in the Greek market and beyond.

“We are very pleased to welcome Efthalia Sarri to KG Law Firm. With Efthalia’s knowledge international experience and expertise, we remain committed to continue offering an integrated and complementary suite of services, ensuring that our clients benefit from a seamless approach to their diverse legal and business needs.”, remarked our Senior Partner heading the BF&CM practice and Member of KG’s Management Committee, Konstantinos Vouterakos.  

“It is an honor to join KG Law Firm. I am excited to work alongside such a highly respected team and to contribute to the firm’s growing practice. As the regulatory landscape continues to evolve across the EU and the UK, I look forward to supporting our clients as they navigate complexity, manage regulatory change, and pursue responsible and sustainable growth.”, commented Efthalia Sarri.