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Jennen Construction LLC

✓ MPCA licensedSeptic (SSTS) inspection

Hawley, MN · Clay County · 5.0 (4) Google

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Or call (701) 371-9366

Google rating

Listed on Google as Jennen Construction | Insulation and Septic Installation

5.0 from 4 reviews · Reviews on Google

Jim did a great job! Very easy to work with, timely, and does quality work. I'd recommend him and will use again if I have future projects.

Total professional! Very skilled, always met the timelines, making sure I was happy and satisfied with his work. Because of this I hired him to spray foam…same results. I had several comments from other trades complementing the quality of his work. If you’re looking for septic system or…

Ratings and reviews from Google. MN Home Sale Pros doesn't verify them, and they don't affect listing order. Google rating as of Oct 18, 2026.

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Licence / certification

  • MPCA SSTS licence L4399: Inspector (exp. 2027-07-25)
  • Also licensed: Designer, Installer, Maintainer, Pipelayer
  • bonded · insured

People on the record

  • James R Jennen (certified staff)

Source: MPCA list, retrieved 2026-10-12.

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