O'Reilly generally refers to a chain of Auto Parts stores that is headquartered at Springfield, Missouri. It was started by Charles Francis O'Reilly who was a traveling salesman who began to sell auto parts throughout the city of Springfield. As he became familiar with the territory, he identified the region to be a region of growth and prospects. Later he became the manager of Link Motor Supply, an auto parts store which eventually became the predominant auto parts store in that area. The OReilly Auto parts was started with 13 employees who were very much dedicated to the work and the company grew considerably over the years and nearly took 50 years to enter into an Initial Public Offering (IPO) to become a public limited company in 1993. O'Reilly auto parts raised a fair amount of money from the investors and began to grow through mergers and acquisitions and a company once with just a single store and 13 employees have grown now into a global company with 3500 stores world wide. This is a tremendous growth and the CEO of the company refers to the hard work put in by the employees of the company is the major reason for the company's growth over the years. The specialization of OReilly car parts are in manufacturing apparel products, marine and power sports, battery accessories, air conditioning and a wide variety of services and the entire list of services can be obtained from the website of the company. The company O'Reilly automobile parts started their business selling auto parts and now offers a wide range of services to the customers that it has become a house hold shop offering a variety of services serving a wide range of services. OReilly car parts is renowned world wide as the auto parts chain store and has a record sales of 5 billion dollars for the year ending 2009 and also has become one of the top three auto part chains in the country. Soon OReilly car parts will become the market leader with its market expansion strategies. The merger of OReilly Auto parts and that of CSK Auto was a land mark event in the history of the company and this was the biggest ever acquisition seen in the whole of the auto parts industry. The company is rolling out new products and services and adds more to their product line every day.