"Cold Steel" by Terry Johnston // CC BY 2.0

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Austin Holbrook

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Best Plumbers in Wilmington

Updated: May 30, 2026

Austin Holbrook Plumber

Austin Holbrook at 1309 LORE AVENUE, Wilmington, DE 19809, held a Plumber license (#APP-000030300) with the Delaware contractors license board. We last verified the license was inactive on 05-29-2026.

Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 8,071 Delaware contractors.

If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.

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Inactive License

License #	APP-000030300
Status	Inactive
State	Delaware
Type	Plumber
Business Type	Individual

According to the State of Delaware, 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 Austin Holbrook at the State of Delaware.

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

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*No active license on file. If you are Austin Holbrook, click “This is My Business” to update your information.

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Before you Hire

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

Does Austin Holbrook carry a valid contracting license?

Contractors in Delaware performing construction and remodeling work must obtain a business license from the Division of Revenue.

Austin Holbrook currently holds license APP-000030300 (Plumber), which was Inactive when we last checked.

How important is contractor licensing in Delaware?

Delaware does not require contractors to pass a licensing exam, we advise homeowners to ask for multiple references when vetting a contractor to perform work on their homes.

Your liability risk when hiring Austin Holbrook

Contractors in Delaware must carry an active workers' compensation insurance policy.

Financial recourse when hiring Austin Holbrook

Contractors in Delaware are not required to obtain a surety bond. Non-Resident Contractors are required to obtain a bond equal to six percent (6%) of the contract amount for all single contracts/subcontracts exceeding $20,000 or when the aggregate of two or more contracts/subcontracts in a calendar year total $20,000 or more.

What else should I know before hiring Austin Holbrook

Delaware does not run a financial or criminal background check on contractors prior to licensing so there is more responsibility on the consumer to do their homework before making a final decision.

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 Deleware, 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.

The best way to use BuildZoom is to let us recommend contractors for your remodeling projects.

Homeowners who hire through BuildZoom's free bidding system report high rates of satisfaction, and homeowners who research contractors online are twice as likely to be happy at the end of their project.

If you hire a contractor through BuildZoom, that contractor is accountable to us. We can enforce standards of behavior, mediate disputes, and guarantee satisfaction.

Read more about why hiring through BuildZoom is so effective.

BuildZoom’s database now contains every licensed contractor across the U.S. - over 2.5 million of them... Categorized contractor profiles are enriched using government data from state licensing boards, Better Business Bureau ratings, and more… BuildZoom jumped into the fray by announcing that it raised $10.6 million in a round led by Formation 8. ...the Y combinator-backed startup said it will be focused on remodeling projects, where the median budget is around $19,000… A new index compiled by BuildZoom — which identifies contractors for projects — found that renovations are running 2.8 percent above their 2005 level…

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