TOSS & RAS QA/QC in Texas. Grant Wollenhaupt R2R: Asphalt Shingle Recovery Centers Manager of Compliance & QA/QC. Background. R2R has been operating nation-wide since August 2009 R2R has collected shingles in 7 states across 18 sites
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R2R: Asphalt Shingle Recovery Centers
Manager of Compliance & QA/QC