CMS Cameron McKenna Nabarro Olswang Pośniak i Bejm is the Polish arm of international firm CMS, which has 70 offices worldwide. The Warsaw branch was established in 1995 and now employs more than 90 lawyers, including 26 partners.  

Focusses / specialisms 

The firm has a focus on project finance as well as power and infrastructure project development, achieving top-tier status in Poland for each of them. The firm also advises on M&A and private equity transactions, especially for the renewable energy sector. 

Key clients 

The firm’s key clients include Advent International, Mid Europa Partners, Abris Capital Partners, Montagu Private Equity, Erste Group Bank, Raiffeisenlandesbank, Bank Pekao, European Investment Bank, Fundusz Inwestycji Samorządowych (Local Government Investment Fund) and private equity groups like Macquarie's portfolio company Green Investment Group and CEE Equity Partners. 

Client feedback: 32nd edition (2022/2023) 

Banking and finance 

“CMS is able to propose reasonable legal conclusions while responding to its client's expectations. CMS remains focused and committed to helping its business partners achieve the outcomes they seek.” 

M&A 

“We very much appreciate firm's innovative approach to navigating the deal, and the negotiations phase in particular. We value their know-how, professional judgement, business approach and clear communication. Personality of key members of the team is also a big plus.”