Updated: Jan 20, 2026
Location and Projects
Address
30 Mooney St, Cambridge, MA, 02138
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Nelson Group Const Construction
Nelson Group Const, Inc, 30 Mooney St, Cambridge, MA (Owned by: Nelson De Oliveira) holds a Home Improvement Contractor license according to the Massachusetts license board.
Their BuildZoom score of 98 ranks in the top 16% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Nelson Group Const, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Nelson Group Const, Inc Services
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Nelson Group Const, Inc Contact Information
Phone Number: (617) 625-6600
Address: 30 Mooney St, Cambridge, MA 02138
Building Permits by Nelson Group Const, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Renovatation to 2.5 bathrooms renovate kitchen new roof new siding new heating & cooling system new windows and remove non-bearing walls (2)
Valuation:
N/A
Permit #:
P202341698
Status:
final
Fee:
$876
Permit Type:
N/A
Building Type:
101 single family
Construct new accessible ramp as per the approved plans from mass aab
Valuation:
N/A
Permit #:
P202341184
Status:
final
Fee:
$88
Permit Type:
N/A
Building Type:
112 more than 8 u...
Renovate the existing kitchen renovate existing 1 bathrooms on second floor and 1/2 bathroom in basement addition new bathroom on first floor update electrical and plumbing heating refinish the existing room in basement not bedroom replace existing windows re-frame existing enclose porch at rear side of house remove 1 chimney blueboard and plaster install all finishes
Valuation:
$60,000
Permit #:
B16-001343
Status:
issued
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
Renovate 1 bathroom. install new 1/2 bathroom. renovate kitchen. frame 1 partition wall. reframe kitchen floor. update electrical. update plumbing. replace 4 existing windows. remove existing drop ceiling
Valuation:
$32,000
Permit #:
B16-001176
Status:
issued
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
Gut renovated the existing 2 units remove the existing concrete block garages addition addition to existing two family per plans renovate the existing barn and turn it in two car garage new siding new windows new plumbing new electrical install all finish work
Valuation:
$368,500
Permit #:
B14-000772
Status:
issued
Fee:
N/A
Permit Type:
Residential addition
Building Type:
N/A
Demolish interior wall to studs replace existing windows renovation 2 existing bathroom and install 2 new bathroom. renovation 2 kitchens replace existing siding update plumbing update electrical install new hvac replace roofing shingles
Valuation:
$142,000
Permit #:
B16-000875
Status:
issued
Fee:
N/A
Permit Type:
Residential alter...
Building Type:
N/A
Renovate the existing kitchen renovate existing 2 bathrooms on in basement one on second floor addition new bathroom on first floor update electrical and plumbing heating refinish the existing room in basement not bedroom
Valuation:
$29,000
Permit #:
B15-002267
Status:
complete
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
Renovate the third floor unit remodeling kitchen and bathroom remove 1 non- working chimney replace doors and trims update heating system update electrical and plumbing install new vinyl siding
Valuation:
$71,050
Permit #:
B16-000956
Status:
complete
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
Renovate existing bathroom and 1 half bathroom renovate kitchen remove existing chimney replace roof update electrical and plumbing replace windows install 1/2 blue board over existing walls
Valuation:
$46,600
Permit #:
B15-001326
Status:
complete
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
No Description Available
Valuation:
$6,000
Permit #:
B14-001347
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Update kitchen and bathroom on second floor. residential unitto include replacing 10 windows
Valuation:
$12,000
Permit #:
201600906
Status:
issued
Fee:
N/A
Permit Type:
(add) - addition ...
Building Type:
325 small rtl & ...
Renov. 2 bathroom on 1st fl renov kithcen update electrical and plumbing
Valuation:
$25,000
Permit #:
33964
Status:
complete
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Demolish all interior wall boards from ceiling and walls
Valuation:
$6,250
Permit #:
201704981
Status:
issued
Fee:
N/A
Permit Type:
(add) - addition ...
Building Type:
325 small rtl & ...
Demolish all interior wall boards from ceiling and walls
Valuation:
$6,250
Permit #:
201704980
Status:
issued
Fee:
N/A
Permit Type:
(add) - addition ...
Building Type:
325 small rtl & ...
Demolish all interior wall boards from ceiling and walls
Valuation:
$6,250
Permit #:
201704979
Status:
issued
Fee:
N/A
Permit Type:
(add) - addition ...
Building Type:
325 small rtl & ...
Demolish all interior wall boards from ceiling and walls
Valuation:
$6,250
Permit #:
201704978
Status:
issued
Fee:
N/A
Permit Type:
(add) - addition ...
Building Type:
325 small rtl & ...
Finish the existing room in basement reframe front entry deck and install decking
Valuation:
$10,000
Permit #:
B15-001827
Status:
complete
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
No Description Available
Valuation:
$5,000
Permit #:
B15-000397
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen renovation
Valuation:
$24,000
Permit #:
4394
Status:
N/A
Fee:
$240
Permit Type:
N/A
Building Type:
N/A
Install new bathroom on 2nd floor
Valuation:
$14,460
Permit #:
07110091
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Nelson Group Const, Inc License info
Verified License
| License # | 172075 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 02-15-2026 |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Nelson Group Const, Inc at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
18
Permits
- Building permit records show that Nelson Group Const, Inc has worked on 18 permitted projects.
Nelson Group Const, Inc Employees
NO
Nelson De Oliveira
Owner