Updated: Jun 09, 2026
Location and Projects
Address
11121 Industrial Rd, Manassas, VA, 20109
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Simpson Unlimited Roofer
"Simpson Unlimited is the go-to exterior building solutions company, focusing on roofing, total exterior waterproofing, masonry, caulking and specialty coatings, for the Washington, D.C. Metropolitan area. With our work force and management capabilities, the company takes on projects ranging from a simple repair to multi million dollar contracts with professional confidence."
From BuildZoom: Simpson Unlimited, Inc, 11121 Industrial Rd, Manassas, VA holds a Commercial Improvement (Cic), Roofing (Roc) license and 4 other licenses according to the Virginia license board.
Their BuildZoom score of 103 ranks in the top 10% of 131,387 Virginia licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Simpson Unlimited, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Simpson Unlimited, Inc Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Roofing
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Framing
Wood Fences
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
Brick and Blockwork
Other Masonry
Foundations
Other Concrete
Demolition
Paving, Driveways, and Side...
Excavation and Grading
Other Site Work
Simpson Unlimited, Inc Contact Information
Phone Number: (703) 361-0841
Address: 11121 Industrial Rd, Manassas, VA 20109
Simpson Unlimited, Inc Manassas
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Simpson Unlimited, Inc has a BuildZoom score of 103, which places them above 90% of 131,387 contractors in Virginia.
Activity
|
1 project
|
2025 |
|
5 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Simpson Unlimited, Inc has worked on at least
7.0 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
|
7 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Simpson Unlimited, Inc mostly works on
roofing project
projects.
Pricing
|
6 projects
|
$500k-$1mil |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $639,541. 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 Simpson Unlimited, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Building addition and or alteration commercial
2024-11-15
Exterior alterations - human services - use group b - replacement of roof assembly raising mechanical platform replace hvac
Valuation:
$1,661,000
Permit #:
2024-BDCA-01745
Status:
filed
Fee:
$3,056
Permit Type:
N/A
Building Type:
N/A
Barricade parking lane and sidewalk closure for roofing work with manlift at 1900blk northside of jamieson st on 01/09/2023 - 01/10/2023 from 7:00am - 5:00pm. reserved (6) spaces at 333 john carlyle st for roofing work with manlift on 01/09/2023 - 01/10/2023 from 7:00am - 5:00pm (post sign on 1900blk northside of jamieson st) refer to conditions and mot (maintenance of traffic) prior ... see more
Valuation:
N/A
Permit #:
TES2022-01301
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroofing of the human services the installation of a new roof covering over an existing roof covering shall be permitted where any of the following conditions occur: 1.complete and separate roofing systems such as standing-seam metal roof systems that are designed to transmit the roof loads directly to the building’s structural system and that do not rely on existing roofs and roof c... see more
Valuation:
$639,541
Permit #:
2024-BDRS-19312
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing epdm roofing system and install new epdm roof
Valuation:
$338,260
Permit #:
B2200610
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroof only
Valuation:
$639,541
Permit #:
2024-BDRS-19306
Status:
rejected
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing flat roof material and install new tpo roofing
Valuation:
$250,000
Permit #:
BLD2022-05810
Status:
final
Fee:
$1,979
Permit Type:
N/A
Building Type:
N/A
Roof replacement
Valuation:
$700,000
Permit #:
BLDC2023-00630
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
City project_ roof removal and replacement per itb number 876 - lot 1 multiple roof replacements. contract # 2025
Valuation:
$730,213
Permit #:
BLDC2020-00314
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re roof
Valuation:
$600,000
Permit #:
BLDC2023-00631
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Reroof
Valuation:
$352,600
Permit #:
BLD2021-02442
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building Permit
262 Cedar La SE, Vienna, VA
2019-11-22
Replace roof with like materials no structural changes//1st extension granted on 5/27/2020 hfa
Valuation:
$500,000
Permit #:
193260192
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Office building
Re-roofing 62560 sq footage of potomac view elementary school
Valuation:
$900,000
Permit #:
BLD2019-03592
Status:
final
Fee:
$2,359
Permit Type:
N/A
Building Type:
N/A
Camelot elementary school this project replaces the roofs on sections one and three with a two ply cold process sbs modified roof system over a new polyisocyanurate insulation system. the new roof will also include new metal flashings at the expansion joints roof perimeter and new roof drains. roof section two will receive the warranty renewal requiring modifying several details inclu... see more
Valuation:
N/A
Permit #:
BLD-COM-2018-00076
Status:
complete
Fee:
$27,316
Permit Type:
N/A
Building Type:
Schools
Building Permit
13900 Lee Jackson Memorial Hy, Chantilly, VA
2020-12-14
Remove cedar shingles and replace with metal standing seam roof. remove and replace single-ply roof membrane
Valuation:
$53,422
Permit #:
202690178
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Shopping center
Replace existing roof membrane
Valuation:
$440,000
Permit #:
181870144
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Office building
Building Permit
12011 Government Center Pw, Fairfax, VA
2018-04-26
Entire reroof - replace in kind
Valuation:
$500,000
Permit #:
181160139
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Office building
Building Permit
6845 Elm St, Mclean, VA
2018-11-09
Remove existing roofing and install new tpo roofing system
Valuation:
$204,100
Permit #:
183100065
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Office building
Building Permit
2340 Dulles Corner Bv, Herndon, VA
2021-05-25
Re-roof on existing roof
Valuation:
$23,750
Permit #:
211450100
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Office building
Building Permit
13900 Lincoln Park Dr, Herndon, VA
2018-09-07
Roof reline with like king; non structural
Valuation:
$170,000
Permit #:
182500150
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Office building
Reroof (commercial only)
Valuation:
N/A
Permit #:
BLD-2021-108257
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Simpson Unlimited, Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Simpson Unlimited, Inc License info
Verified License
| License # | 2705148271 |
| Status | Active |
| State | Virginia |
| Type | Commercial Improvement (Cic), Roofing (Roc) |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Simpson Unlimited, Inc at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 410514000289 |
| Status | Active |
| City | District Of Columbia |
| Type | Gen Contr Construction Mngr |
- When BuildZoom last verified this license, it had an expiration date of September, 2021. Check the current license status of Simpson Unlimited, Inc with the Department of Consumer and Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2705148271 |
| Status | Inactive |
| County | Spotsylvania County |
| Type | Contractor |
- According to the Spotsylvania County, VA, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Simpson Unlimited, Inc at the Spotsylvania County, VA.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | 2705026108 |
| Status | Unable To Verify |
| County | Spotsylvania County |
| Type | Contractor |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2705026108 |
| Status | Inactive |
| State | Virginia |
| Type | Asbestos (Asb), Commercial Improvement (Cic), Home Improvement (Hic) |
- According to the Virginia Department of Professional and Occupational Regulation, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Simpson Unlimited, Inc at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
174
Permits
- Building permit records show that Simpson Unlimited, Inc has worked on 174 permitted projects.