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Complete the text with the past simple or present perfect form of the verb in the box:
Know, focus on, grow, become, be, evolve
When I first joined the company we 1 _____ very small. The engineers concentrated mostly on developing products and the managers 2 _____ finding markets for them. Now we are a large multinational company with offices all over the world. In the past five years we 3 _____ enormously and many of the people I 4 _____ at the beginning are no longer working for us. My job is challenging as I 5 _____ one of the leaders of the company. I miss working on the development of products, but it is exciting to lead an innovative company and see how we 6 _____ into the organization we are today.