Kopeć Zaborowski Attorneys and Legal Advisors (KKZ) – Law Firm – Warsaw

Average rating: 4.9 (452 ​​reviews) / Response rate 99.3% / Range 100-91%

With 452 reviews at 4.9 and replies on 272 of the 274 reviews examined (99.3%), this is the most demanding combination in the ranking: high volume paired with near-total consistency. Responding to almost every review at that scale points to an established internal process rather than occasional effort. It sets the benchmark for the entire English-language segment.