Klavins & Slaidins LAWIN is the exclusive Lex Mundi member law firm for Latvia. Lex Mundi, the world's leading association of independent law firms, is comprised of 160 member firms, with more than 475 offices and 15,000 attorneys in 98 countries. Membership in Lex Mundi is highly selective, as firms are chosen to be the exclusive representative for their respective jurisdictions. Because the selection criteria are very stringent, Lex Mundi members are among the leading law firms in their jurisdictions. Being able to call upon a fellow member firm in practically any jurisdiction, Lex Mundi members are able extend their capabilities to serve their clients' needs worldwide.

Klavins & Slaidins LAWIN lawyers are long-standing members of the International Bar Association and are active participants in IBA seminars and forums. In its role as a dual membership organisation, comprising 16,000 individual lawyers and 180 Bar Associations and Law Societies, the International Bar Association (IBA) influences the development of international law reform and shapes the future of the legal profession. Its Member Organisations cover all continents and include the American Bar Association, the German Federal Bar, the Japan Federation of Bar Associations, the Law Society of Zimbabwe and the Mexican Bar Association.

Several Klavins & Slaidins LAWIN younger lawyers are active members of AIJA. Founded in 1962, AIJA is a non-profit association of individual lawyers aged 45 and under and of numerous local and national bar associations. With English and French as its two official languages and based in Luxembourg with offices in Brussels, AIJA hosts programs and legal education seminars across the globe. The human and social aspects of the association are an integral part of AIJA's objectives. AIJA is a meeting place for young lawyers from all countries and continents, across borders and across race, religion, and culture.

Klavins & Slaidins LAWIN is the exclusive legal services WSG member firm  for Latvia. World Services Group (WSG) is a global non-profit membership association. Its members are large local, national and international providers of professional business services in countries around the world. Members are selected based on strict objective standards established by the Board of Directors. Each firm is among the several leading state, national, or international firms in their areas of expertise. Each firm has the highest professional reputation within the community.