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The following are the results of bids received January, 2026 for projects which the Iowa Department of Natural Resources required to be constructed. Should there be any discrepancies between the bids below and those provided and recorded in official bid tabs, the official bid tabs govern.
To see the Project Details for this Bid Letting Click Here .
| BOONE -- PROJECT # 24-02-08-01 1/22/2026 Large Project Letting
| LEDGES STATE PARK
| | OAK WOODS SHELTER REPAIRS | | | | BIDS RECEIVED: |
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Holman Construction, LLC
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$205,965.00 |
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Eick & Day Construction LLC
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$239,369.00 |
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R.H. Grabau Construction, Inc
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$258,400.00 |
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Shyft Collective
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$262,468.00 |
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Woodruff Construction, Inc
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$289,827.00 |
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Home Boy Enterprises, LTD
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$303,686.40 |

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| DICKINSON -- PROJECT # 22-01-30-04 1/22/2026 Large Project Letting
| SPIRIT LAKE FISH HATCHERY
| | SHORELINE RESTORATION | | | | BIDS RECEIVED: |
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Red Rock Construction
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$139,719.50 |
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Adam Laubenthal DBA Laubenthal Excavation
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$154,394.40 |
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Underwater Solutions, LLC
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$183,993.00 |
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Mega Inc
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$185,775.50 |
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Three Oaks Contruction Inc
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$204,045.00 |
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Ludovissy Enterprises
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$206,420.00 |
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Diamond Concrete & Construction, Inc
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$221,045.60 |
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Cory Juergens Construction LLC
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$227,493.00 |
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Beck Excavating, Inc
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$261,517.50 |
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Holman Construction, LLC
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$263,975.00 |
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Bedrock Gravel, Inc
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$273,130.00 |
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Midwest Lake Service
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$283,980.00 |
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A1 Excavating & Drainage, Inc
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$294,900.00 |
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BLAC Construction LLC
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$295,944.31 |
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BD Construction Services LLC
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$315,230.00 |
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Marlin Concrete LLC
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$360,016.00 |

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| MONONA -- PROJECT # 26-01-67-01 1/22/2026 Large Project Letting
| LEWIS AND CLARK STATE PARK VISITORS CENTER
| | HVAC SYSTEM REPLACEMENT | | | | BIDS RECEIVED: |
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TNM, LLC dba MTC Mechanical
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$392,412.00 |
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C.W. Suter & Son, Inc
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$403,869.00 |
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Thompson Solutions Group
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$448,364.00 |
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