We Guessed & You're Wrong has continued to operate and grow. In fact, business has increased to the point where new partners or staff might be considered. A new partner would bring capital of $1,000,000 to the firm and additional opportunities.
Alternatively, you could hire three new engineering graduates and develop an associate program that would allow the new graduates to grow to partner status through career development. A potential partner would need to accumulate at least one million dollars to join.
Make a recommendation to your partners. Use whatever financial data you can to develop your recommendation. A new partner might buy into your firm with either some level of new business or in cash. Associate programs would cost you some money but you would maintain control of your company.