For those people that don't work in it, the business of selling, buying and trading securities in public companies is a very confusing and involved process. To be true, there are even some people that have worked in the industry for years that couldn't explain the history or significance of some of the agencies that are involved.
There are many advantages to taking your company public and many new businesses seek to take their companies public very early in their existence in order to gain access to them.
A securities lawyer is a highly trained legal professional with a specialty in corporate law as it applies to the process used by companies to issue securities to the general investing public.