If you want to stay, you are going to have to learn to speak the language of business. When you propose something, you will need to give estimates on how this will affect business metrics. In particular you'll want to focus on how this project either increases revenue or decreases costs. Additionally make sure that you network with your new management company. Essentially, you need to look for executive sponsors who will step in and say _I need this person._ Particular effective ones tend to be Marketing/Sales or Finance.

At the end of the day, an acquirer is making an investment and hoping to make a profit on that investment. If you can help the company make money and do it more effectively than an outsourced partner you are likely to stay. You will need to put on your business hat and talk and walk the business walk to be successful.