Updated: Jun 18, 2026
Location and Projects
Address
7932 WORMANS MILL ROAD, Frederick, MD, 21701
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GW Mercer Home Improvement LLC
GW Mercer Home Improvement LLC, 7932 Wormans Mill Rd, Frederick, MD (Owned by: Grayson Mercer) holds a Home Improvement license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 92 ranks in the top 32% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring GW Mercer Home Improvement LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
GW Mercer Home Improvement LLC Services
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GW Mercer Home Improvement LLC Contact Information
Phone Number: (240) 674-0213
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Address: 7932 WORMANS MILL ROAD, Frederick, MD 21701
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GW Mercer Home Improvement LLC Frederick
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
GW Mercer Home Improvement LLC has a BuildZoom score of 92, which places them above 68% of 58,058 contractors in Maryland.
Activity
|
1 project
|
2024 |
Our building permit records indicate that GW Mercer Home Improvement LLC has worked on at least
1.0 project over the past 2 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.
Pricing
|
1 project
|
$20k-$50k |
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 GW Mercer Home Improvement LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
20'x24 concrete slab with footers pressure treated framing metal roof. pavilion to be built over existing capped off non functional decorative stone fireplace. purpose is to set grill tables and chairs out of weather
Valuation:
$21,000
Permit #:
471345
Status:
complete
Fee:
$349
Permit Type:
Resuses
Building Type:
N/A
Residential building uses permit
20 x 16 2 story addition on ex concrete slab; convert (1) ex bedroom into a bathroom & closet; # of bedrooms to remain @ 3; 30 x 16 deck beside addition
Valuation:
$99,957
Permit #:
122951
Status:
issued
Fee:
N/A
Permit Type:
Addition
Building Type:
Single family dwe...
Residential building uses permit
28x38 2nd floor addition; 2 existing bedrooms on existing first floor to become a game room & craft room
Valuation:
$45,000
Permit #:
61513
Status:
issued
Fee:
N/A
Permit Type:
Addition
Building Type:
Single family dwe...
18 ft wide x 38 ft long x 4 ft high oblong above-groundpool with 3 ft high fence
Valuation:
$6,500
Permit #:
15-101
Status:
issued
Fee:
$35
Permit Type:
Residence above g...
Building Type:
N/A
Residential building uses permit
15x20 deck w/steps
Valuation:
$8,000
Permit #:
94277
Status:
issued
Fee:
N/A
Permit Type:
Addition
Building Type:
Single family dwe...
18 ft wide x 38 ft long x 4 ft high oblong above-groundpool with 3 ft high fence
Valuation:
$6,500
Permit #:
15-101
Status:
complete
Fee:
$35
Permit Type:
Residence above g...
Building Type:
N/A
18 ft wide x 38 ft long x 4 ft high oblong above-groundpool with 3 ft high fence
Valuation:
$6,500
Permit #:
15-101
Status:
complete
Fee:
$35
Permit Type:
Residence above g...
Building Type:
N/A
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GW Mercer Home Improvement LLC Reviews
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Verified License
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GW Mercer Home Improvement LLC License info
Verified License
| License # | 87862 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for GW Mercer Home Improvement LLC at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 87862 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for GW Mercer Home Improvement LLC at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 123187 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of March, 2016. Check the current license status of GW Mercer Home Improvement LLC with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 87862 |
| Status | Active |
| State | Pennsylvania |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2016. Check the current license status of GW Mercer Home Improvement LLC with the Pennsylvania Office of the Attorney General
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
GW Mercer Home Improvement LLC Employees
GL
G W Mercer Home Improvement Llc
Owner
GM
Grayson Mercer
Owner