You can use PS, FW, AI and other software to create a company logo avatar
If you do not know these software, you can find tutorials on the website to learn the simple knowledge of logo design, or directly to the UI designer to create
The main thing to do is to create a company logo is to conceptualize a company related to the company and representative of the easy to let the customer to remember, to draw a good basic idea, and then According to the idea with the software step by step to produce it