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American Type Culture Collection (ATCC) maintains yeast stocks and clones. 
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EUROSCARF, the EUROpean Saccharomyces Cerevisiae ARchive for Functional analysis, maintains a collection of systematic deletion strains searchable by gene name. 
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National Collection of Yeast Cultures (NCYC) maintains over 3,100 non-pathogenic yeasts, including type strains, strains of general interest for education and research, strains of industrial importance, and genetically marked strains. 
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Common Access to Biological Resources and Information (CABRI) includes catalogs from European culture collections for yeast and other organisms. 
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Addgene is a non-profit plasmid repository that distributes many plasmids for yeast research. In particular, Addgene is distributing a collection of Yeast Advanced Gateway Destination Vectors created by Dr. Susan Lindquist’s laboratory. 
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Yeast Genetic Resource Center (YGRC) maintains over 4,800 S. pombe strains and over 9,000 S. cerevisiae strains. 
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Industrial Yeasts Collection DBVPG. The Industrial Yeasts Collection DBVPG, an academic biological resource centre (BRC) specialized in yeasts and yeast-like microorganisms, distributes strains and offers services to the international scientific community and to other private Institutions. DBVPG maintains over 6,000 yeast strains and over 300 yeast-like (Prototheca sp.) strains.