RSM

RSM may refer to:

Companies

 * RSM Global, worldwide accountancy & professional services network
 * RSM US, a tax, accounting and consulting firm based in Chicago
 * RSM UK
 * RSM Singapore
 * RSM Tenon, defunct professional services network in the UK
 * RSM Robson Rhodes, defunct professional services network in the UK
 * Reliable Source Music, an independent production music company
 * Renault Samsung Motors, a South Korean motor manufacturer

Institutions

 * Rotterdam School of Management (RSM Erasmus University), the business school of Erasmus University, Rotterdam
 * Royal School of Mines, an institute of higher education in London, England
 * Royal Society of Medicine, a British medical society
 * Rajalakshmi School of Management, a Business School based in Chennai, Tamil Nadu, India.
 * Russian School of Mathematics, an after-school mathematical education program based in Massachusetts

Other organizations

 * Radioamaterski Sojuz na Makedonija, an amateur radio organization in the Republic of Macedonia
 * Religious Order of the Sisters of Mercy, an order of Catholic women
 * Rete degli Studenti Medi, Italian High School and VET student union
 * Russian Socialist Movement, a socialist political party in Russia
 * Rassemblement Saint-Martinois, a political party in Saint Martin

Military

 * Regimental sergeant major a warrant officer appointment in the British and most Commonwealth armies and the Royal Marines
 * Resolute Support Mission, a NATO mission in Afghanistan from the end of 2014
 * Radio Squadron, Mobile, signal intelligence squadrons of the United States Air Force Security Service

Places

 * Rancho Santa Margarita, California, a city in California
 * Republic of San Marino, a country in southern Europe
 * Vehicle registration plates of San Marino

Science and technology

 * Rating scale model, a model used in Item Response Theory
 * Reciprocal Space Map, a crystallographic method
 * Response surface methodology, sequential experimentation for improvement and for finding an optimal response
 * Reynolds stress model, a method in Computational fluid dynamics for modeling turbulence
 * Route Switch Module, a component of a powered device that provides network routing services
 * RNA-targeting small molecule drugs, a class of organic compounds with traditional drug properties

Other uses

 * R. Stevie Moore (born 1952), American singer-songwriter
 * Rolling Stones Mobile Studio, a mobile recording studio