The company must apply to begin the rating process.
A random sample of typically 400 past customers is collected from all customer files of the applicant company.
Only real customers are surveyed in confidential telephone research to determine the company's customer satisfaction score based on quality.
To qualify, the company must score Highest in Quality and Helpful Expertise, with a score of 90 or above on a 100 scale.
We confirm that the company has required insurances and valid state-mandated credentials.
The company must perform to contract, have customer-friendly business practices and stand behind its work.
The company agrees to adhere to the Diamond Certified Customer Satisfaction Principles.
If the company's quality rating, business practices and credentials meet our high standards, it is awarded Diamond Certified.
We conduct ongoing surveys to ensure the company is maintaining high customer satisfaction and loyalty.
The company agrees to participate in Diamond Certified mediation if necessary.
The Diamond Certified Performance Guarantee provides added assurance of the company's commitment to customer satisfaction.
Companies that are able to qualify for and maintain their Diamond Certified awards are much more likely to deliver quality to their customers.
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