Shepherd and Wedderburn has promoted five of its lawyers to partner, six to legal director and six to associate - 10 of whom began their legal careers as trainees of the firm.
The promotions will take effect on 1 May.
The newly-assumed partners are Alison Rochester (media and technology), Susan Swan (infrastructure), Leigh Herd (property and infrastructure disputes), Stephanie Hepburn (commercial disputes) and Nathaniel Buckingham (property and infrastructure disputes).