Updated: May 30, 2026
Location and Projects
Address
324 W SUPERIOR ST, Duluth, MN, 55802
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Modern Mechanical & Automation LLC
Modern Mechanical & Automation LLC, 324 W Superior St, Duluth, MN holds a Electrical license and 4 other licenses according to the Minnesota license board.
Their BuildZoom score of 106 ranks in the top 7% of 77,973 Minnesota licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Modern Mechanical & Automation LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Modern Mechanical & Automation LLC Services
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Modern Mechanical & Automation LLC Contact Information
Phone Number: (715) 817-2400
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Address: 324 W SUPERIOR ST, Duluth, MN 55802
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Modern Mechanical & Automation LLC Duluth
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Modern Mechanical & Automation LLC has a BuildZoom score of 106, which places them above 93% of 77,973 contractors in Minnesota.
Activity
|
12 projects
|
2025 |
|
15 projects
|
2024 |
|
9 projects
|
2023 |
Our building permit records indicate that Modern Mechanical & Automation LLC has worked on at least
36.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
11 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Modern Mechanical & Automation LLC mostly works on
hvac project
projects.
Pricing
|
9 projects
|
< $5k |
|
11 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
The typical size of their permits is approximately $5,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Modern Mechanical & Automation LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Gas piping (existing) - commercial & 3+ multi-family
2025-06-02
Discount tire-interior gas piping for remote terminal unit water heater radiant heater
Valuation:
$5,000
Permit #:
CSGASC-2505-0021
Status:
complete
Fee:
$181
Permit Type:
N/A
Building Type:
N/A
Plumbing (over 25 openings or food service) - commercial & 3+ multi-family
2025-04-23
Drain waste vent & water piping for new waste management duluth hauling facility
Valuation:
$20,000
Permit #:
CSPLUMC-2504-0049
Status:
issued
Fee:
$481
Permit Type:
N/A
Building Type:
N/A
New interior gas piping for hvac equipment fireplace and stove located at 1917 chinook drive
Valuation:
$2,000
Permit #:
CSGASR-2501-0002
Status:
complete
Fee:
$121
Permit Type:
N/A
Building Type:
N/A
Hvac (new construction) - commercial & 3+ multi-family
2025-08-04
Infloor tubing & boiler installation
Valuation:
$50,000
Permit #:
CSHVACC-2506-0070
Status:
issued
Fee:
$944
Permit Type:
N/A
Building Type:
N/A
(21988 shallow lake rd) north country supplies office plumbing
Valuation:
N/A
Permit #:
PB-P2505-0086
Status:
issued
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Install 2x owner supplied lochinvar kbn400 boilers
Valuation:
N/A
Permit #:
BPV-P2412-003
Status:
final
Fee:
$120
Permit Type:
Add/change to exi...
Building Type:
N/A
Complete installation of owner supplied boiler. owner tied into existing steamlines owner installed venting. modern mechanical provide gas connection from owner supplied ball valve and installation of owner supplied duplex condensate receiver pump
Valuation:
N/A
Permit #:
BPV-P2107-001
Status:
final
Fee:
$160
Permit Type:
New installation
Building Type:
N/A
Underground rough-in dwv water and gas piping for interior plumbing at new house located at 1917 chinook drive
Valuation:
$20,000
Permit #:
CSPLUMR-2408-0837
Status:
complete
Fee:
$499
Permit Type:
N/A
Building Type:
N/A
Plumbing (25 or fewer openings) - commercial & 3+ multi-family
2024-08-16
Install new wilkins 720a pressure vacuum breaker assembly backflow preventer for irrigation system serial number t011211
Valuation:
$400
Permit #:
CSPLUMC-2408-0061
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish 2x fultons and 1x burnham boiler install (2x) lochinvar crest fbn1501 (condensate neutralizers direct vent lead/standby-bas outdoor reset)
Valuation:
N/A
Permit #:
BPV-P2308-007
Status:
final
Fee:
$260
Permit Type:
Add/change to exi...
Building Type:
N/A
Demolish existing burnham boilers (3) install lochinvar kbx 0650 (2) (condensate neutralizers direct vent cascade outdoor reset primary/secondary)
Valuation:
N/A
Permit #:
BPV-P2308-006
Status:
final
Fee:
$300
Permit Type:
Add/change to exi...
Building Type:
N/A
Gas piping to roof top units water heaters and vtac units for each apartment for brewery creek apartments
Valuation:
$10,000
Permit #:
CSGASC-2406-0005
Status:
complete
Fee:
$295
Permit Type:
N/A
Building Type:
N/A
Hvac (furnace or boiler replacement) - commercial & 3+ multi-family
2025-09-16
Demolish existing pinnacle boiler and replace with new navien combi boiler
Valuation:
$5,000
Permit #:
CSHVACC-2508-0111
Status:
final
Fee:
$181
Permit Type:
N/A
Building Type:
N/A
Install 2x lochinvar hydronic boilers. install 2x lochinvar hydronic boilers. pipe to existing steam piping demolish high pressure steam
Valuation:
$200,000
Permit #:
BHVAC2311-033
Status:
final
Fee:
$2,325
Permit Type:
N/A
Building Type:
N/A
Plumbing (25 or fewer openings) - commercial & 3+ multi-family
2024-08-16
Installation of watts lf909qt 3/4 reduced pressure principle backflow preventer. serial number 079344
Valuation:
$400
Permit #:
CSPLUMC-2408-0060
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Slc government services center chiller install
Valuation:
$75,000
Permit #:
BHVAC2404-033
Status:
final
Fee:
$1,243
Permit Type:
N/A
Building Type:
N/A
Plumbing (25 or fewer openings) - commercial & 3+ multi-family
2024-01-26
Replacing shower valves and toilet fitting connections
Valuation:
$5,000
Permit #:
BPLUM2303-054
Status:
final
Fee:
$193
Permit Type:
N/A
Building Type:
N/A
Plumbing (25 or fewer openings) - commercial & 3+ multi-family
2024-01-24
Replace shower valves and toilet fixture connections
Valuation:
$5,000
Permit #:
BPLUM2303-059
Status:
final
Fee:
$193
Permit Type:
N/A
Building Type:
N/A
Plumbing (25 or fewer openings) - commercial & 3+ multi-family
2024-01-24
Replace shower valves and toilet fixture connections
Valuation:
$5,000
Permit #:
BPLUM2303-058
Status:
final
Fee:
$193
Permit Type:
N/A
Building Type:
N/A
Plumbing (25 or fewer openings) - commercial & 3+ multi-family
2024-01-24
Replacing shower valves and toilet fitting connections
Valuation:
$1,300
Permit #:
BPLUM2303-036
Status:
final
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Modern Mechanical & Automation LLC License info
Verified License
| License # | TS785293 |
| Status | Active |
| State | Minnesota |
| Type | Electrical |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Modern Mechanical & Automation LLC at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PC772658 |
| Status | Active |
| State | Minnesota |
| Type | Plumbing |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Modern Mechanical & Automation LLC at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MB767139 |
| Status | Active |
| State | Minnesota |
| Type | Mechanical Contractor Bond |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Modern Mechanical & Automation LLC at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | R9258 |
| Status | Active |
| City | Duluth |
| Type | Plumb & Hvac Con |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of Modern Mechanical & Automation LLC with the The City of Duluth, MN
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | IR784702 |
| Status | Inactive |
| State | Minnesota |
| Type | Contractor Registration |
- According to the Minnesota Department of Labor & Industry, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Modern Mechanical & Automation LLC at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
48
Permits
- Building permit records show that Modern Mechanical & Automation LLC has worked on 48 permitted projects.