There are some steps you need to take before zeroing on a web designing organization. The first and foremost thing you shall give emphasis is assessing your own needs like who are your targeted customers, your intended goal behind the website, anticipated budget for the website. You should document these needs and use them as a basis for getting a web designing service provider firm for yourself.
One of the best ways to get information about a good web design organization is to ask around. You can get information from someone who recently created a website. Ask them about the quality of services that their web design service provider has given. You can also browse through internet and read reviews about such service providers. Once you have find a web deigning firm that suits your needs you can go through its website, read about the services they provide, check which one of them look more professional, gather info about the amount they charge etc. Evaluate their portfolio, the kind of websites they have created. Always try to take services of a web designing organization which is familiar with the industry type of your business house. Only after going through these processes opt for a web design company that is best suited for your requirements and budget.