please correct - reference letter

0Hi, an English forum is really helpful to me. I am once again posting a letter. Please check it. Thanks02br
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01i00Mr. Mike worked for Mashkoo communications as Accounts officer form Jan. 2001 to Aug June. 2004.02i02br
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01i00As an Accounts Officer, his practices of introducing innovative methods to accomplish his work provided bases to all departments linked to Finance and Accounts and also helped upper management in making important decisions.02i02br
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01i00Being an optimistic and creative team player with very good presentation skills and a wide range of interests, sincerity to his job and hard working employee, he dominated among the rest of his collages and inspired our organization. 02i02br
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01i00We believe, he shall be a valuable asset to any organization where ever he works. 02i02br
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01i00We wish him to success in every race of life. 02i0-