Dunn Company A Division Of Tyrolt INC
REGISTEREDHighway/Street and Bridge Construction · Decatur, IL
Dunn Company A Division Of Tyrolt INC is currently registered as a construction contractor with the State of Iowa under registration number C098194, first issued 2026-05-27 and current through 2027-05-31. Iowa registration confirms compliance with state labor law — it is not a license, and the State does not assess skill.
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This contractor is based in IL and holds an Iowa contractor registration, which is required to perform construction work in Iowa.
State registration
- Registration number
- C098194
- Status
- Registered
- Issued / last renewed
- 2026-05-27
- Expires
- 2027-05-31
- Primary trade
- Highway/Street and Bridge Construction
- Owner of record
- David Tyrolt
- Issuing authority
- DIAL
Sourced from the Active Iowa Construction Contractor Registrations (Iowa Code ch. 91C), last updated 2026-09-14. Verify this registration with the State of Iowa. How to check a registration yourself.
About Dunn Company A Division Of Tyrolt INC
From dunnco.com

- In business since 1939
Services listed on their website
- Asphalt
- Milling
- Stabilization & Reclamation
- Cold In-Place Recycling
- Mixes & Materials
- Paving Maintenance Oil & Chip. . Learn More
- Rotomilling & Trimming. . Learn More
- Website:
- dunnco.com
- Facebook:
- facebook.com/dunnco
- LinkedIn:
- linkedin.com/company/dunn-company/about
Read from the business’s own website (dunnco.com). We have not verified it and this business has not claimed this listing. Is this your business? Claim it free to edit or remove anything here, or request a correction.
What Dunn Company A Division Of Tyrolt INC is registered to do
The State classifies Dunn Company A Division Of Tyrolt INC as highway/street and bridge construction. That classification comes from the registration itself, not from us — it describes the work the business registered to perform, and it is not an assessment of skill or a limit on what they may quote for.
Since this year
on the State's register (since 2026) — not a measure of experience
235
registered highway/street and bridge construction in Iowa, this business among them
All 235 registered highway/street and bridge construction in Iowa →