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BZ SCORE: 108

Verified License

Port Byron, IL

Michael J Demarlie

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BZ SCORE: 108

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Updated: Feb 10, 2026

Michael J Demarlie Plumber

Michael J Demarlie, Port Byron, IA (Employees: Michael De Marlie and Michael Demarlie) holds a Contractor license and 2 other licenses according to the Iowa license board.

Their BuildZoom score of 108 ranks in the top 5% of 39,764 Iowa licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Michael J Demarlie, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Michael J Demarlie Port Byron

Quality

108

95th percentile

How is the BuildZoom score calculated?

Pro tip: We generally recommend hiring a contractor with a score higher than 95.

Michael J Demarlie has a BuildZoom score of 108, which places them above 95% of 39,764 contractors in Iowa.

Activity

12 projects	2025
15 projects	2024
16 projects	2023

Our building permit records indicate that Michael J Demarlie has worked on at least 43.0 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.

Experience

4 projects	New Constructions
31 projects	Plumbing projects

Analyzing permits over the last 4 years shows that Michael J Demarlie mostly works on plumbing project and new construction projects.

Pricing

8 projects	< $5k
6 projects	$5k-$20k
3 projects	$20k-$50k
2 projects	$50k-$100k
3 projects	$100k-$250k

Value Not Public: 17.0 projects

The typical size of their permits is approximately $15,000. 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 Michael J Demarlie

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Plumbing permit

2202 W 3rd St, Davenport, IA, 52802

2025-06-11

2-water closets 1-urinal 2-lavatories 1-water heater 4-floor drains 1-ice machine 1-mop sink 2-floor sinks 1-hand sink 1-bar sink

Valuation:

$15,000

Permit #:

25-32199

Status:

issued

Fee:

$155

Permit Type:

Remodel

Building Type:

Assembly

M: residence mechanical

3509 12th Ct, Moline, IL, 61265

2022-09-28

Bldg:res/new single family detached

Valuation:

$353,700

Permit #:

MR22548

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

E: residence electrical

3509 12th Ct, Moline, IL, 61265

2022-09-29

Bldg:res/new single family detached

Valuation:

$353,700

Permit #:

ER22548

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

E: residence electrical

3407 7th St, East Moline, IL, 61244

2022-01-26

Bldg:res/new single family detached

Valuation:

$347,400

Permit #:

ER214

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

M: coml mechanical

1601 5th Ave, Moline, IL, 61265

2022-01-12

Bldg: coml remodel

Valuation:

$500,000

Permit #:

MC211372

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

M: residence mechanical

3408 34th St, Moline, IL, 61265

2022-09-08

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

MR22683

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

M: residence mechanical

3410 34th St, Moline, IL, 61265

2022-09-08

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

MR22682

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

P: residence plumbing

3408 34th St, Moline, IL, 61265

2022-06-01

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

PR22683

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

P: residence plumbing

3410 34th St, Moline, IL, 61265

2022-06-01

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

PR22682

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

E: residence electrical

3408 34th St, Moline, IL, 61265

2022-08-26

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

ER22683

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

E: residence electrical

3410 34th St, Moline, IL, 61265

2022-08-26

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

ER22682

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

Eng: class 1 drainage

3410 34th St, Moline, IL, 61265

2022-05-12

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

DRN122682

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

B: residence townhouse

3408 34th St, Moline, IL, 61265

2022-05-12

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

BSFA22683

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

B: residence townhouse

3410 34th St, Moline, IL, 61265

2022-05-12

Bldg:res/new single family attd (townhouse)

Valuation:

$225,000

Permit #:

BSFA22682

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

P: residence plumbing

4204 33rd Ave, Moline, IL, 61265

2021-09-30

Bldg:res/new single family detached

Valuation:

$329,800

Permit #:

PR211919

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

M: residence mechanical1

4204 33rd Ave, Moline, IL, 61265

2021-02-20

Bldg:res/new single family detached

Valuation:

$329,800

Permit #:

MR211919

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

Eng: class 1 drainage

4204 33rd Ave, Moline, IL, 61265

2021-09-14

Bldg:res/new single family detached

Valuation:

$329,800

Permit #:

DRN1211919

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

B: residence single family

4204 33rd Ave, Moline, IL, 61265

2021-09-14

Bldg:res/new single family detached

Valuation:

$329,800

Permit #:

BSFH211919

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

B: ez/coml interior finish1

4500 16th St, Moline, IL, 61265

2021-02-22

Bldg:coml/new stores/customer service

Valuation:

$1,200,000

Permit #:

BECI18398

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

M: residence mechanical

3407 7th St, East Moline, IL, 61244

2021-04-07

Bldg:res/new single family detached

Valuation:

$347,400

Permit #:

MR214

Status:

issued

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

Recent Buildzoom Projects

Verified License

License #	C130703
Status	Active
State	Iowa
Type	Contractor

BuildZoom verified this license was active as of December 2025.

Verify this license's status for Michael J Demarlie at the Iowa Workforce Development Agency.

This is a sample of licensing data; click here to access a complete history.

License Not Verified

License #	2714
Status	Active
State	Iowa
Type	Plumbing

When BuildZoom last verified this license, it had an expiration date of June, 2023. Check the current license status of Michael J Demarlie with the Iowa Department of Public Health

This is a sample of licensing data; click here to access a complete history.

Inactive License

License #	C113732
Status	Inactive
State	Iowa
Type	Contractor

According to the Iowa Workforce Development Agency, 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 Michael J Demarlie at the Iowa Workforce Development Agency.

This is a sample of licensing data; click here to access a complete history.

108

BuildZoom Score

How the BuildZoom Score works

Bonded

Bond Value

$25,000

Learn More

157

Permits

Building permit records show that Michael J Demarlie has worked on 157 permitted projects.

Follow this contractor

Before you Hire

Here are some rules, regulations, and laws governing general contractors in Iowa:

Does Michael J Demarlie carry a valid contracting license?

Although a contractor license is not required in the state of Iowa, contractors earning more than $2000 per year from construction related work must register their business with the Iowa Division of Labor.

Michael J Demarlie currently holds license C130703, 2714, C113732 (Contractor, Plumbing), which was Active when we last checked.

How important is contractor licensing in Iowa?

In Iowa, general contractors are not required to pass an exam to become licensed. However, plumbing and electrical contractors do have to pass a trade exam to obtain a license in Iowa.

Your liability risk when hiring Michael J Demarlie

Registered contractors in Iowa are required to carry an active workers' compensation policy. In addition to workers' compensation insurance, it is always a good idea to hire contractors with general liability insurance. Be sure to request copies of certificates for both workers' compensation and general liabilty insurance

Financial recourse when hiring Michael J Demarlie

Depending on the city, Iowa contractors may be required to obtain a surety bond. If applicable, homeowners can file a claim against this bond in the event of faulty work or damaged property.

How is the BuildZoom score calculated?

The BuildZoom score is based on a number of factors including the contractor's license status, insurance status, verified work history, standing with local consumer interest groups, verified reviews from other BuildZoom users and self-reported feedback from the contractor.

Why you should hire through BuildZoom

When it comes to major construction work or even minor alterations to your home, hiring the wrong contractor could result in incomplete or defective work.You may even find yourself dealing with huge liability claims. BuildZoom does the homework for you and helps you hire the right contractor.

You should get several bids before hiring a contractor

Before hiring a contractor in Iowa, be sure to get at least 3 detailed bids. Quality contractors will take the time to explain their budget proposal, and help guide you through the estimate process. Be wary of an abnormally low bid, they are not worth the risk. These underpriced projects often do not end well for the homeowner, choose a contractor you trust and can clearly communicate with. BuildZoom has made the bid collection process extremely simple (and free). Just click here to get started.

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