Developing fiber optic networks. The demand for secure, diverse, low latency network connections continues to grow, driven by the increased need for emerging technologies and applications. OSI has provided network consulting to the majority of submarine cable builds since 1997. In fact, over the past 5 years, OSI has had a leading role in subsea cable network builds totaling over $1 billion in value. Our clients’ telecommunications projects have ranged in scope from regional to international networks in Asia Pacific, Africa, Latin America and Europe.