Rosenblatt | 2,363 followers on LinkedIn. Rosenblatt was first established in the City of London in 1989 and is a trading division of RBG Legal Services Limited. | Rosenblatt was established in the City of London in 1989. Central to every relationship that we build is a firm commitment to our clients’ success. From our base in the City of London, we have built a substantial international reputation and have accumulated a wealth of experience in overcoming the complexities of cross-border and cross-jurisdictional activity.