How to Select a Firm
Assuming you have obtained names of individuals and firms, how do you determine which one(s) to use? Here are some considerations, whether you are considering a firm to design and conduct the survey or just to tabulate and report results:
Check references. Talk to former clients. Ask how satisfied they were with the services. Check such things as cost, staying within quote, validity and reliability of results, on-time delivery, credibility, and thoroughness. If you obtained the name from another company that used the firm, ask it for a reference.
As a general rule, ask for the names of the last three clients for whom similar services were provided. Then call those clients. Explain your project and ask if they would recommend ...