Updated: May 26, 2026
Location and Projects
Address
Lynnfield, MA, 01940
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Cornerstone Construction Co
1991
From BuildZoom: Cornerstone Construction Co, Lynnfield, MA holds a Building Licenses, Construction Supervisor license according to the Massachusetts license board.
Their BuildZoom score of 96 ranks in the top 20% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cornerstone Construction Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cornerstone Construction Co Lynnfield
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cornerstone Construction Co has a BuildZoom score of 96, which places them above 80% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Cornerstone Construction Co has worked on at least
1.0 project over the past year.
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
|
$250k-$500k |
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 Cornerstone Construction Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
Building a one story 16 x 24 addition at the back left corner. but renovation of two bathroom. upgrade electrical plumbing insulation in work areas. addition fire sprinkler to entire space. addition at front and rear entry ada ramps
Valuation:
$299,800
Permit #:
25-122RB
Status:
approved
Fee:
$3,337
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$14,175
Permit #:
B18-001130
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building out of two offices. create framing to addition two offices in existing space. install new lighting and outlets to accommodate new layout. install one storage closet. install new carpet in affected area. paint to finish
Valuation:
$42,800
Permit #:
BLDC-067410-2018
Status:
issued
Fee:
N/A
Permit Type:
Addition alteration
Building Type:
N/A
Update of bathroom fixtures in 1st floor bathroom. existing tub and walls to remain. install tub surround. removal of ceramic tile in kitchen living room hallway. removal of carpet in bedrooms. replace with hardwood
Valuation:
$15,260
Permit #:
B18-001316
Status:
issued
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
Replace existing two story deck at the front of the house
Valuation:
$12,500
Permit #:
B20-001411
Status:
complete
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
Vinyl siding and replace windows
Valuation:
$29,000
Permit #:
C-21-00008
Status:
issued
Fee:
$435
Permit Type:
N/A
Building Type:
N/A
Replace two footings on side entry
Valuation:
$2,500
Permit #:
B20-000641
Status:
issued
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
No Description Available
Valuation:
$10,500
Permit #:
B18-000619
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alter office we are missing all necessary documents. contract licenses insurance as well as any plans you have for this job. please email me this information and i will attach to your application. thank you
Valuation:
$488,810
Permit #:
BLDC-031750-2015
Status:
issued
Fee:
N/A
Permit Type:
Addition alteration
Building Type:
N/A
Build out of two offices. create framing to add two offices in existing space. install new lighting and outlets to accommodate new layout. install one storage closet. install new carpet in affected area. paint to finish.
Valuation:
$42,800
Permit #:
BLDC-067410-2018
Status:
issued
Fee:
N/A
Permit Type:
Addition / Altera...
Building Type:
N/A
Unit 23 - reconfiguration of interior floor plan. replace appliances bathroom fixtures kitchen fixtures electrical fixtures and finish floor. enclose are to separate study from open living area
Valuation:
$40,000
Permit #:
B16-001756
Status:
issued
Fee:
$1,010
Permit Type:
N/A
Building Type:
N/A
Unit 32 - reconfiguration of interior floor plan. replace appliances bathroom fixtures kitchen fixtures electrical fixtures and finish floor. enclose are to separate study from open living area
Valuation:
$40,000
Permit #:
B16-001391
Status:
issued
Fee:
$850
Permit Type:
N/A
Building Type:
N/A
Unit 5 - reconfiguration on interior floor plan. replace appliances bathroom fixtures kitchen fixtures electrical fixtures and finish floor. enclose area to separate study from open area
Valuation:
$62,270
Permit #:
B16-001280
Status:
issued
Fee:
$1,260
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$40,000
Permit #:
B16-001756
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$40,000
Permit #:
B16-001391
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$62,270
Permit #:
B16-001280
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit 11 - reconfiguration on interior floor plan. replace appliances bathroom fixtures kitchen fixtures electrical fixtures and finish floor. enclose area to separate study from open area
Valuation:
$20,000
Permit #:
B16-001420
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Units 15 & 16 - reconfiguration of interior floor plan. replace appliances bathroom fixtures kitchen fixtures electrical fixtures and finish floor. enclose are to separate study from open living area
Valuation:
$40,000
Permit #:
B16-000402
Status:
issued
Fee:
$1,010
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$20,000
Permit #:
B16-001420
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Units # 12 - gut renovation of bathroom and kitchen. other walls and ceilings to remain. addition two closets in place of storage area. to remain a studio apartment. no rooms added
Valuation:
$37,750
Permit #:
B16-001900
Status:
issued
Fee:
$962
Permit Type:
N/A
Building Type:
N/A
Cornerstone Construction Co Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Cornerstone Construction Co License info
Verified License
| License # | CS-061691 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
| Business Type | Sole Proprietorship |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cornerstone Construction Co at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
25
Permits
- Building permit records show that Cornerstone Construction Co has worked on 25 permitted projects.