as i understand

1. the company wants to avoid H1B quota, O1 visa is a good choice.But the condition is more harsh ( usully required in an academic postion).
Qualifications:

Employment in an academic position (most academic positions require a Ph.D.) Letter must specify the dates for which work authorization is being requested; no more than three years on initial applications, one year on all subsequent petitions.


A written consultation /advisory opinion from a peer group, or from recognized expert(s), in the field in the alien's area of ability: i.e. letters of support from renowned researchers (as evidenced by their curriculum vitae and publication list) that attest to the qualifications and value of work to be done by the O-1 petitioner.


Evidence that the professor or researcher is recognized nationally and internationally as outstanding in his/her academic field. This evidence should consist of at least three (more than three recommended) of the following:


Receipt of major prizes or awards for outstanding achievements in the academic field;
Membership in academic associations which require outstanding achievements of their members;
Participation on a panel, or individually, as the judge of the work of others in the same or an allied field;
Citations in professional publications, written by others about the individual's work in the field;
Authorship of scholarly books or articles, in journals with international circulation, in the field;
Original scientific or scholarly research contributions to the academic field;
Evidence of previous employment in a critical or essential capacity for organizations having distinguished reputation (e.g. NSF or Department of Defense research grants);
Evidence of high salary or other significantly high remuneration for services in relation to others in the field.

2.An initial O-1 petition can be filed for up to a 3-year maximum employment period. Subsequent extensions may be for no more than one year at a time. There is no limit to the number of such extensions possible.



3. u can be Eb1 or EB2 Eb2 with NIW. it depends on how good u are.