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About Us

Tucson’s Gold Standard in Court Reporting

Full-service technology leader

Since 1973, Colville & Dippel, LLC (formerly known as Colville & Associates, LLC) has been a leader in southern Arizona, incorporating beneficial new technologies in litigation-support services. Started as a one-man operation with a Dictaphone and a typewriter, Colville & Associates, LLC grew to be a full-service firm by providing a combination of traditional service and new technology advances.  We look forward to maintaining this strong tradition as Colville & Dippel, LLC by continuing to exceed our clients’ expectations.  As one of the first court reporting businesses in Arizona to provide computerized transcripts, we continue that tradition today as the only firm in Tucson offering our clients online case repositories and online scheduling and invoice  management.

Experienced, qualified reporters

If your deposition requires specialized knowledge or unique skills, Colville &
Dippel, LLC can provide reporters who specialize in medical, technical, and realtime depositions. We are also experienced in multiparty litigation.

In addition to offering over 100 years of court reporting experience, our reporters have demonstrated their competency and achieved advanced certifications and placements. Colville & Dippel, LLC reporters include:

  • Registered Professional Reporters
  • Registered Merit Reporters
  • Certified Realtime Reporters


Michael Dippel, RPR, Arizona CR No. 50716; California CSR No. 9409

Michael Dippel, RPR, has over three decades’ experience as a freelance reporter practicing in Arizona, California, and Nevada, and has extensive experience reporting complex litigation in the United States and in venues throughout Asia, the Caribbean, Europe, Latin America, and the South Pacific. After enjoying a rewarding 13-year reporting relationship with Colville & Associates, Mike and his husband, Brent Denkinger, acquired the firm with the goal of continuing to exceed its customers’ expectations by providing timely, quality transcripts and offering the latest in litigation-support technology.

Company Founder

Jim Colville, RMR, (Ret.), 1967 to 2007: 40 years of court reporting excellence.

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