What is the best way to bring two current employees into my S Corp as owners?

Carefully... is my first response. Then you should schedule a video conference meeting with the employees you would like to become...

I just need a simple NDA and lock in contract to get this going so that the company A & B don't pass me if they reach a deal

Well, in addition to the standard NDA, you may also consider a non-circumvention provision along with a non-solicitation clause. As you might...

Do we have to disclose this nuisance to a potential buyer & how does it affect our selling price, if in any way.

Well, there are a variety of "sound reduction" options for you...all the way from a fence design that reduces sound to software/hardware that is...

What do I need to start my business?

Actually, what you will want FIRST...is a Business Model [from 3-7 pages] ...then a Business Plan [7-20 pages]...to make sure that your business...

Does this present any issues for me to be concerned about since he is not an employee or legal partner?

Huge problems... you can create the "image of a partnership" in the eyes of the public. Remember that you can accidently fall into a "de-facto"...

Would this business be illegal?

Well, as you might imagine...the devil is in the details...so, please contact an attorney of your choice...and engage in that free initial video...

What is the next step that I should take?

There are at least SEVEN "must do's" within the initial phases of developing a business...along with multiple other considerations that you [we]...

The short answer is that in a "modification"...the parties remain the same with an agreed upon "change in terms"...whereas in a "novation"...there...

Can anyone recommend where should I register my company and get retail license. Since I have my foot in California and a partner

The first answer is California...the second answer would depend upon your operations and "presence" in other states or countries. The third answer...

How to determine my share value?

As you have implied, there are many issues in determining the value of a company...from tangible assets...to intangible assets.... to intellectual...