2 Dec 2025
O4S Reviews
52% would recommend to a friend
Divay Kumar
60% approve of CEO
52% positive business outlook
O4S has an employee rating of 3.4 out of 5 stars, based on 72 company reviews on Glassdoor which indicates that most employees have a good working experience there. The O4S employee rating is in line with the average (within 1 standard deviation) for employers within the Information Technology industry (3.9 stars).
Reviews by job title
72 reviews