Certified NPDES environmental professional. As long as the non-chemical site assessment complies with the final rule, investor confidence in the facility should not be affected.
His own team of workers ready to do the job. In this way you know ahead of time that your Roofer contractor is fully qualified to complete your roofing project.
May negotiate a payment amount with your insurance company instead of you. Because of this potential complication, you should always work with an experienced workers' compensation attorney.
Roofer from his previous clients. Good quality roofers have been successfully installed many times and the chances of success are high if you follow the tips above.