Tecumseh Products

Tecumseh Products began in 1931 in Hillsdale, Michigan, under the name Hillsdale Machine and Tool Company. Charles Floyd Sage, Ray W. Herrick, Olin Freed, Marshall Davis, and Wilbut Groauman formed the business to manufacture parts for Ford Motor Company. Its first premises were in a livery stable on Railroad Street. The company expanded after Frank Smith joined with a refrigeration-compressor concept, shifting the business toward a product category that would define its long-term identity. In 1934 the operation moved to Tecumseh, Michigan, and adopted the name Tecumseh Products Company. Its compressor business grew substantially over the following decades. By 1950, Tecumseh was recognized as the largest independent refrigeration-compressor manufacturer in the world. The company supplied hermetic compressors and related equipment for refrigeration and air-conditioning applications and developed sales and manufacturing relationships beyond the United States, including operations associated with Brazil. Tecumseh diversified in the 1950s. It acquired Lauson in 1956, entering the small-engine market, and purchased Power Products in 1957. The acquired engine operations produced two-cycle engines used in equipment such as chainsaws and helped establish Tecumseh as a familiar name in outdoor power equipment. Over time, the company also became associated with transmissions and other power-train components. The engine business was separated from the refrigeration company in the 2000s. In 2007, Tecumseh sold its former gasoline-engine and power-train product lines to Platinum Equity. The acquired activities operated as Tecumseh Power. Tecumseh closed its engine manufacturing division in December 2008. In February 2009, Tecumseh Power sold selected assets to Certified Parts Corporation, including parts inventory, tools, and certain intellectual property; Certified Parts also took responsibility for warranties on prior engine sales. The Peerless transmission operation was divested separately. After the engine manufacturing shutdown, Certified Parts Corporation and Liquid Combustion Technology announced a 2010 arrangement to manufacture air-cooled engines and reintroduce selected lines associated with the former Tecumseh Power business. The program included Snow King and Lauson-branded products and relied on existing Tecumseh Power dealer and distributor relationships for service and market access. These arrangements continued the commercial legacy of some Tecumseh engine products without restoring the original company's integrated engine manufacturing business. Tecumseh moved its corporate offices from Tecumseh, Michigan, to Pittsfield Charter Township in 2009. Its corporate presence was subsequently associated with Ann Arbor, Michigan. The refrigeration business faced antitrust litigation concerning alleged compressor price coordination. In 2013, Tecumseh and other manufacturers agreed to a settlement in consolidated litigation, subject to judicial approval. The dispute concerned an alleged meeting in 2004 and claims that participating companies sought to inflate compressor prices. In 2015, Mueller Industries and Atlas Holdings completed the purchase of Tecumseh's refrigeration business. This transaction was the latest major ownership change identified in the available reference material. Because the supplied sources do not provide a complete post-2015 corporate history, current ownership, or a definitive account of whether the original company continues as an independent legal entity, those fields remain unspecified. Tecumseh's historical importance nevertheless remains clear: it helped establish independent compressor manufacturing as a major industrial business while also leaving a substantial, separately divested legacy in small engines and outdoor power equipment.

1. 2015Refrigeration business changes ownership

   Mueller Industries and Atlas Holdings completed the purchase of Tecumseh's refrigeration business.

   Source
2. 2009Corporate relocation and engine-asset divestiture

   The company moved from Tecumseh to the Ann Arbor area, while Certified Parts Corporation acquired selected Tecumseh Power assets.

   Source
3. 2007Engine and power-train lines sold

   The former gasoline-engine and power-train businesses were sold to Platinum Equity and operated as Tecumseh Power.

   Source
4. 1957Acquisition of Power Products

   Tecumseh acquired a producer of two-cycle engines used in outdoor equipment including chainsaws.

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5. 1956Acquisition of Lauson

   The acquisition brought Tecumseh into the small gasoline-engine market.

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6. 1950Becomes a leading independent refrigeration-compressor manufacturer

   Tecumseh was described as the world's largest independent manufacturer of refrigeration compressors.

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7. 1934Company renamed Tecumseh Products

   After moving to Tecumseh, Michigan, the company adopted the Tecumseh Products name.

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8. 1931Hillsdale Machine and Tool Company established

   The company began in a Hillsdale, Michigan, livery stable making parts for Ford Motor Company.

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Engineering-focused supplier of compressors, condensing units, and refrigeration equipment, with a historical presence in small engines and outdoor power equipment.

• Hermetic compressorsRefrigeration and HVAC equipment

  Hermetic compressors formed Tecumseh Products' core industrial offering. These sealed compressor units were designed for refrigeration and air-conditioning systems, particularly applications requiring compact, factory-sealed compression equipment. The product family supported commercial refrigeration and HVAC equipment manufacturers and helped establish Tecumseh as a major independent compressor supplier.

• AE-series compressorsRefrigeration compressors

  The AE series is identified in supplied dossier material as a flagship compressor family. It represents Tecumseh's traditional focus on compact hermetic compressor technology for refrigeration and air-conditioning equipment. Detailed specifications, current availability, and the post-2015 owner of the line are not established by the supplied sources.

• Condensing unitsCommercial refrigeration equipment

  Tecumseh's condensing units combined compressor and refrigeration-system components for commercial cooling applications. They were marketed as integrated equipment for refrigeration installations and formed part of the company's broader product offering around hermetic compressors and system solutions.

• Small gasoline enginesOutdoor power equipment1956

  Through Lauson, Power Products, and related operations, Tecumseh developed and sold small gasoline engines for outdoor power equipment. The engine portfolio included two-cycle and air-cooled products used in equipment such as chainsaws and snow throwers. These activities were sold to Platinum Equity in 2007 and later separated from Tecumseh's refrigeration operations.

• Snow King enginesSnow-thrower engines

  Snow King was a snow-thrower engine line associated with the former Tecumseh Power business. After Tecumseh's engine manufacturing ended, Certified Parts Corporation and Liquid Combustion Technology arranged to manufacture and market selected former lines, including Snow King, under successor-company ownership and distribution arrangements.

• Peerless transmissionsOutdoor power equipment power trains

  Peerless transmissions were part of Tecumseh's former power-train portfolio. The business was later sold separately from the engine operations, ending Tecumseh's direct ownership of this product activity.

• 2015Sale of refrigeration businessM&A

  After the earlier separation of the engine activities, the refrigeration business became the principal identifiable operating legacy of Tecumseh Products.

  What changed. Mueller Industries and Atlas Holdings completed the purchase of Tecumseh's refrigeration business.

  Aftermath. The transaction placed the refrigeration operations under new ownership. The supplied sources do not provide a complete account of subsequent branding or corporate structure.

  Source
• 2008Closure of engine manufacturing divisionStrategy

  Following the sale of the engine and power-train product lines, the former Tecumseh Power engine manufacturing operation was discontinued.

  What changed. Tecumseh Power closed its engine manufacturing division in December 2008.

  Aftermath. Selected inventory, tools, intellectual property, and warranty responsibilities subsequently moved to Certified Parts Corporation.

  Source
• 2007Divestiture of gasoline-engine and power-train operationsStrategy

  Tecumseh's portfolio included both refrigeration equipment and outdoor power-equipment businesses. The company chose to sell its former gasoline-engine and power-train lines to Platinum Equity.

  What changed. Platinum Equity acquired the lines and operated the resulting business as Tecumseh Power.

  Aftermath. The divestiture separated the engine business from Tecumseh's refrigeration operations. Engine manufacturing later ceased, and selected assets moved to Certified Parts Corporation.

  Source

• 2013Compressor price-fixing litigationControversy

  Tecumseh Products was involved in consolidated litigation alleging that compressor manufacturers coordinated prices following a 2004 meeting. The case included other major compressor and appliance companies, and Tecumseh agreed to a settlement subject to court approval.

  Source

• 2015Tecumseh refrigeration business purchased by Mueller Industries and Atlas Holdings

  Mueller Industries and Atlas Holdings completed the purchase of Tecumseh's refrigeration business, separating the principal refrigeration operations from the company's former engine activities.

  M&A
  Source
• 2010Certified Parts Corporation and Liquid Combustion Technology agree to manufacture air-cooled engines

  The two companies announced a joint manufacturing arrangement intended to bring selected former Tecumseh Power engine lines, including Snow King and Lauson-related products, back to the outdoor power equipment market.

  Product launch
  Source
• 2009Tecumseh engine assets sold to Certified Parts Corporation

  Certified Parts Corporation acquired selected Tecumseh Power engine assets, including existing and unfinished parts inventory, manufacturing tools, and certain intellectual property. It also assumed warranty responsibilities for earlier engine sales.

  M&A
  Source

1. Tecumseh Products