You should start your search of looking at their previous work. Checking previous work is beneficial since it acts as a proof that they can handle your project and you will be sure of getting the best contractor. In this case, you will have to get the portfolio from the contractor and see if there is any project that is similar to yours that they have handled on previous occasions. Another thing that you should do is to go through the testimonials of the previous clients as you compare the mages of the house before and after painting services. This will help you in developing confidence in the contractors having known the quality of work that they can deliver.
Another thing that you should check is a guarantee. A great painting contractor should be in a position to offer a guarantee for the work that they are going to do. Most of the people always assume that a guarantee is not important, but it is only that they are ignorant. With a guarantee you will be certain that the painting contractor is going to be responsible for the project. With this they will be in a position to do a good job without mistakes. You will be in a position to disqualify the contractor if they cannot offer guarantee of their work.
Insurance is another factor. It is important to make sure that the contractor has different accreditations and insurance cover for their job. You find that painting work is also risky since paint is made from chemicals and you can also fall down the ladder in the process. Having insurance is important as they will take care of all the damages and injuries that are experienced in the process of task execution.
You should also make sure that you check reputation. You find that most of the painting contractors with good names are always leaders in the companies that they are working for because of their potential. Besides, they should also be open to telling you anything that you might want to know. Another thing is that you will find that they also have very many positive reviews. You should also make sure that you check their professional online presence.
Lastly, you should also ask for the quotation. You should note that you will not pay for the quotations from different contractors. Make sure that the quotation highlights all the materials that are going to be needed in handling your painting work. It will also be necessary to check if the quotation includes the time frame that is going to be needed in handling the project.