James Long (property) and Philip Scott (financial services/banking) have been promoted to partner, with Sean Houlihan (property) promoted to legal director.
Leeds office head Chris Booth said: "The promotion of James, Philip and Sean is a further indication of our investment into growing sectors and markets. It reinforces our ability to offer complex, tailored specialist support for Yorkshire businesses, locally, within the UK and across the globe."
Lawyers from around the firm's network have been promoted, with three partner promotions in Asia Pacific and 11 partners made up across Pinsent Masons' UK business, along with 11 legal directors across the firm.
David Ryan, managing partner of Pinsent Masons, said: "Pinsent Masons has made significant progress over the year and we are pleased to be able to promote a number of talented individuals to help us build upon that.
"We remain committed to ensuring our business is well-placed to respond to demand in those sectors and markets where we see significant potential for growth."