references to primary sources . please improve this by adding secondary or tertiary sources . september 2013 learn how and when to remove this template message sigma aldrich corporation type subsidiary of merck kgaa traded as nasdaq sial industry chemicals founded august 1975 headquarters st. louis missouri united states key people rakesh sachdev president and ceo 1 products life science technologies and specialty chemicals revenue us 2 785.0 million 2014 2 operating income us 681.0 million 2014 2 net income us 500.0 million 2014 2 total assets us 4 195.0 million 2014 2 total equity us 3 130.0 million 2014 2 number of employees more than 9 600 parent merck kgaa 100 % 3 website www.sigma aldrich.com sigma aldrich corporation was an american multinational chemical life science and biotechnology company . in september 2014 the german company merck kgaa announced that it would be acquiring sigma aldrich for 17.0 billion dollars pending approval from national regulatory agencies . 4 the acquisition was completed in november 2015 and sigma aldrich became a subsidiary of merck kgaa . the company is currently a part of merck s life science business and in the usa canada and puerto rico operated as a part of merck kgaa darmstadt germany . 5 6 created by the 1975 merger of sigma chemical company and aldrich chemical company sigma aldrich since grew through various acquisitions until it had over 9 600 employees and was listed on the fortune 1000 at the time of its acquisition by merck . sigma aldrich is headquartered in st. louis and has operations in approximately 40 countries which are now part of merck . 7 contents 1 history 1.1 other key events 2 key numbers 3 corporate structure 4 subsidiaries 5 distribution 6 awards 7 references 8 external links history edit sigma chemical company of st louis and aldrich chemical company of milwaukee founded by alfred bader were both american specialty chemical companies when they merged in august 1975 . 8 the company grew throughout the 80s and 90s with significant expansion in facilities acquisitions and diversification into new market sectors . other key events edit 2001 acquisition of isotec 9 a stable isotope production company whose products are used in basic research and the diagnosis of disease 2004 acquisitions of ultrafine a supplier of contract manufacturing services for drug development and tetrionics a producer of high potency and cytotoxic active pharmaceutical ingredients 10 2005 acquisitions of jrh biosciences 11 an industrial supplier of cell culture products for the pharmaceutical and biotechnology industries and the proligo group a global supplier of genomics research tools ; announced membership in the rnai consortium 12 2006 acquisitions of beijing superior chemicals and instruments co. 13 iropharm pharmorphix ltd. 14 and advanced separation technologies 15 a manufacturer of products for chiral chromatography 2007 acquisitions of epichem group ltd. 16 to expand capabilities in materials sciences and semiconductor markets and molecular medicine bioservices to provide large scale viral manufacturing capabilities ; announced alliance with sangamo biosciences to develop zinc finger based laboratory research reagents 2012 acquisition of bioreliance a toxicology and veterinary diagnostics company . 17 bioreliance had previously been acquired by invitrogen and subsequently sold to avista capital partners . 18 2014 merck kgaa announced that it would purchase sigma aldrich for approx . us 17 billion 13.1 billion . 19 20 november 3 2014 sigma aldrich filed a definitive proxy statement with the u.s. securities and exchange commission to hold a special investors meeting regarding approval for the sale to merck kgaa darmstadt germany . 21 key numbers edit key numbers for sigma aldrich . 2 revenues 22 us 2.79 billion 2014 products 100 000 chemical products 46 000 manufactured 30 000 laboratory equipment products customers approximately one million individual customers worldwide 88 000 accounts geographies % of 2008 sales united states 35 % europe 43 % canada asia pacific latin america 22 % corporate structure edit the company is divided into four business units for which separate financial performance data are reported 23 research biotech specialty kits for life science research including functional genomics proteomics and cell biology . research specialties specialty analytical biochemical and chemical products . research essentials commonly used laboratory chemicals and supplies . safc development and manufacturing services to the pharmaceutical biopharmaceutical and diagnostic sectors . subsidiaries edit this section does not cite any sources . please help improve this section by adding citations to reliable sources . unsourced material may be challenged and removed . november 2014 learn how and when to remove this template message the aldrich logo . aldrich is a supplier in the research and fine chemicals market . aldrich provides organic and inorganic chemicals building blocks reagents advanced materials and stable isotopes for chemical synthesis medicinal chemistry and materials science . aldrich s chemicals catalog the aldrich catalog and handbook is often used as a handbook due to the inclusion of structures physical data and literature references . the sigma logo . sigma is the sigma aldrich s main biochemical supplier with offerings including antibiotics buffers carbohydrates enzymes forensic tools hematology and histology nucleotides proteins peptides amino acids and their derivatives . the sigma rbi logo . sigma rbi produces specialized products for use in the field of cell signaling and neuroscience . their offerings range from standard biochemical reagents to specialized research tools including ligands for receptors and ion channels enzyme inhibitors phosphospecific antibodies key signal transduction enzymes and assay kits for cell signaling . the isotec logo . isotec provides isotopically labeled products for protein structure determination peptide synthesis proteomics metabolic research magnetic resonance imaging nuclear magnetic resonance breath test substrates agriculture as well as gas and gas mixes . the fluka logo . fluka manufactures chemicals and reagents for analytical organic and biochemical research and intermediates for the chemical and pharmaceutical industries . the riedel de ha n logo . riedel de ha n was incorporated with sigma aldrich in 1999 and manufactures reagents and standards . the supelco logo . supelco is the chromatography products branch of sigma aldrich . it provides chromatography columns and related tools for environmental government food and beverage pharmaceutical biotechnology medical and chemical laboratories ; sample preparation products and chemical reference standards . the safc logo . sigma aldrich fine chemicals safc is the fine chemical supply branch of sigma aldrich specializing in raw materials for cell culture products ; customized services for raw materials manufacturing of active pharmaceutical ingredients . sigma life science provides products such as custom dna rna oligos ; custom dna and lna probes ; sirna ; isotopically labelled peptides and peptide libraries . sigma advanced genetic engineering sage labs is a division within sigma aldrich that specializes in genetic manipulation of in vivo systems for special research and development applications . it was formed in 2008 to investigate zinc finger nuclease technology and its application for disease research models . located in st. louis missouri sage labs have developed knockout rats for the study of human diseases and disorders such as autism which are sold for up to us 95 000 . sage also announced its first successful effort in creating a knockout rabbit . 24 its facilities include a specific pathogen free biosecure vivarium as well as research and development labs . carbolabs produces research quantities of chemicals produced by phosgenation reactions . the company was acquired in 1998 . 25 bioreliance provides testing and manufacturing services to pharmaceutical and biopharmaceutical companies that span the product cycle from early pre clinical development to licensed production . the company was acquired by sigma aldrich in january 2012 . distribution edit sigma aldrich is located in 40 countries world wide . in territories where they are not present sigma aldrich operates through a network of authorized distributors . a list of them can be found below nigeria bristol scientific company www.bristolscientific.com 26 turkey interlab laboratory products www.interlab.com.tr en 27 romania redox lab supplies srl www.redox.ro 28 the company also operates an ecommerce platform which offers 24 hour delivery in major markets . 20 awards edit sigma aldrich has been recognized for its commitment to the community and environment numerous times global 100 by corporate knights 29 dow jones sustainability indices 30 carbon disclosure project 31 cr s 100 best corporate citizens 32 the civic 50 33 maplecroft climate innovation indexes 34 natural capital leaders index 35 references edit sigma aldrich board of directors a b c d e f sigma aldrich corp 10 k consolidated statements of income xbrl . united states securities and exchange commission . february 12 2015 . defunct xbrl . merck . november 18 2015 . sigma aldrich merck kgaa press release 22 sept. 2014 pdf . customer letter about us emd millipore sigma aldrich milliporesigma the life science business of merck kgaa darmstadt germany sigma aldrich corporation investor relations . funding universe history of sigma aldrich corporation . funding universe . sigma aldrich corp acquires isotec inc from taiyo nippon sanso corp . sigma aldrich corp acquires ultrafine . sigma aldrich corp acquires jrh biosciences inc from csl ltd . ncbi on sigma aldrich . sigma aldrich corp acquires beijing superior chem & instr . sigma aldrich corp acquires pharmorphix ltd . sigma aldrich corp acquires advanced separation tech inc from calgon carbon corp . sigma aldrich corp acquires epichem group ltd . associated press 9 jan 2012 sigma aldrich to buy bioreliance hldgs for 350m news bioscience technology retrieved 11 jan 2012 invitrogen completes divestiture of bioreliance press release life technologies 12 april 2007 retrieved 11 jan 2012 ludwig burger september 22 2014 . germany s merck to buy sigma aldrich for 17 billion to boost lab supplies operation . reuters . retrieved september 23 2014 . a b staff october 15 2014 . merck kgaa to acquire sigma aldrich for 17b . genetic engineering & biotechnology news . p. 10 . sigma aldrich corporation announces filing of definitive proxy statement and date of special meeting of stockholders . http investor.sigmaaldrich.com . acquire media . retrieved 3 november 2014 . external link in website help sigma aldrich corporate fact sheet pdf . sigma aldrich corporation quarterly report may 2009 . sage s latest knockout 95 000 lab rats . fast company . carbolabs purchased . icis . distributor nigeria . distributor turkey . distributor romania . 2015 global 100 . corporate knights . dow jones sustainability north america index pdf . carbon disclosure leadership index pdf . corporate responsibility magazine 100 best corp citizens list 2014 pdf . civic50 . civic50.org . maplecroft climate innovation indexes . trucost natural capital leaders by industry 2014 pdf . external links edit companies portal media related to sigma aldrich at wikimedia commons official website retrieved from https en.wikipedia.org w index.php title sigma aldrich & oldid 743938379 categories companies formerly listed on nasdaqresearch support companieschemical companies of the united statescompanies based in st. louisbiotechnology companies of the united stateshidden categories cs1 errors external linksarticles lacking reliable references from september 2013all articles lacking reliable referencesarticles needing additional references from november 2014all 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