Rivers Edge Concrete

Initial Business Response / [redacted] (1000, 5, 2015/09/28) */ All course aggregate used by River's Edge Concrete meets ASTM and MnDot specifications and is under the maximum limit of dexterous material The concrete in this case was installed by [redacted] , IncThe concrete River's Edge Concrete supplies meet specifications that are based on strength and air contentBecause of the nature of aggregates a certain amount of surface defects are acceptableIssues that arise after delivery of the concrete (slump and curing) are a result of the installer of the concrete, not the concrete productAll warranty work for our product must involve the installer of the concrete, in this case [redacted] IncWe have tried numerous times to contact [redacted] , Incwith no response Initial Consumer Rebuttal / [redacted] (3000, 12, 2015/12/28) */ Rivers Edge is stating I need to get in touch with the contractor who did this but he will not return my phone callsHow do I proceed? His contact info is below: cell phone # for Jason at [redacted]

Initial Business Response /* (1000, 5, 2015/09/28) */
All course aggregate used by River's Edge Concrete meets ASTM and MnDot specifications and is under the maximum limit of dexterous material.
The concrete in this case was installed by [redacted], Inc. The concrete River's Edge Concrete...

supplies meet specifications that are based on strength and air content. Because of the nature of aggregates a certain amount of surface defects are acceptable. Issues that arise after delivery of the concrete (slump and curing) are a result of the installer of the concrete, not the concrete product. All warranty work for our product must involve the installer of the concrete, in this case [redacted] Inc. We have tried numerous times to contact [redacted], Inc. with no response.
Initial Consumer Rebuttal /* (3000, 12, 2015/12/28) */
Rivers Edge is stating I need to get in touch with the contractor who did this but he will not return my phone calls. How do I proceed?
His contact info is below:
cell phone # for Jason at [redacted]