Updated: May 22, 2026
Location and Projects
Address
50 jaques st, Medford, MA, 02155
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Mark Killoren Construction
Mark Killoren, 50 Jaques St, Medford, MA holds a Building Licenses, Construction Supervisor license and 2 other licenses according to the Massachusetts license board.
Their BuildZoom score of 94 ranks in the top 24% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mark Killoren, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mark Killoren Services
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Mark Killoren Contact Information
Phone Number: (617) 806-6816
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Address: 50 jaques st, Medford, MA 02155
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Mark Killoren Medford
Quality
94
76th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mark Killoren has a BuildZoom score of 94, which places them above 76% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Mark Killoren 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
|
< $5k |
|
1 project
|
$100k-$250k |
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Addition to side of house to addition first floor bedroom
Valuation:
$150,000
Permit #:
BP-2025-000141
Status:
triage
Fee:
$2,600
Permit Type:
N/A
Building Type:
N/A
(4) family dwelling alter 839416 issued 5/29/20
Valuation:
$709,000
Permit #:
COO1152811
Status:
complete
Fee:
$535
Permit Type:
N/A
Building Type:
1-3fam
Addition zoning approved addition to left side of the house ** all work must be in accordance with 780 cmr and brookline zoning by-laws **
Valuation:
$1,000
Permit #:
BP-2025-001310
Status:
applied
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Framing finished basement to include mechanical room bathroom living space and bedroom
Valuation:
$55,000
Permit #:
25738
Status:
complete
Fee:
$660
Permit Type:
Permit upgrade
Building Type:
Two family
Existing back egress stairs are dangerously falling apart and out of code. replace framing railing and decking to the same profile as existing
Valuation:
$6,200
Permit #:
45844
Status:
issued
Fee:
N/A
Permit Type:
Deck or porch- re...
Building Type:
N/A
Seeking to change the occupancy from a three-family residential dwelling to a four-family residential dwelling and renovate the building including erecting fourth floor and rear additions with new decks and egress stairs adding two parking spaces in the basement and installing sprinklers in the building.fp and fa
Valuation:
$709,000
Permit #:
ALT839416
Status:
filed
Fee:
$7,738
Permit Type:
N/A
Building Type:
1-3fam
Replace bathroom tub to stand up shower. replace bathroom floors
Valuation:
$9,500
Permit #:
SF813318
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
1-2fam
Replace 5sq of vinyl siding. on backside of house
Valuation:
$3,275
Permit #:
B16-001191
Status:
issued
Fee:
N/A
Permit Type:
Residential repair
Building Type:
N/A
No Description Available
Valuation:
$300
Permit #:
B16-001880
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing rotted railings ( unsafe) install new railingsreplace old decking with new composite decking.replace all old trimframe will remain intact
Valuation:
$4,200
Permit #:
41129
Status:
issued
Fee:
N/A
Permit Type:
Exterior alterati...
Building Type:
N/A
Renovate entire 2 family unit
Valuation:
$100,000
Permit #:
20847
Status:
complete
Fee:
$3,400
Permit Type:
Rehab - residential
Building Type:
Two family
Strip and repair roof replacement windows and vynal siding
Valuation:
$25,000
Permit #:
20644
Status:
complete
Fee:
$250
Permit Type:
Roofing siding ...
Building Type:
Two family
Demolish interior down to the studs
Valuation:
$5,200
Permit #:
19618
Status:
complete
Fee:
$62
Permit Type:
Rehab - residential
Building Type:
Two family
To occupy tele. & desk only - home based business
Valuation:
$0
Permit #:
COO-018393-2016
Status:
issued
Fee:
$40
Permit Type:
N/A
Building Type:
N/A
2 kitchens cabinets only 3 bathrooms
Valuation:
$19,000
Permit #:
37465
Status:
issued
Fee:
N/A
Permit Type:
Interior alterati...
Building Type:
N/A
Replace wall board and tiles in bathroom
Valuation:
$2,000
Permit #:
35972
Status:
issued
Fee:
N/A
Permit Type:
Interior alterati...
Building Type:
N/A
No Description Available
Valuation:
$31,800
Permit #:
BP-16-1545
Status:
issued
Fee:
$223
Permit Type:
Renovations
Building Type:
N/A
Remodel unit 1 bathroom and remodel unit 2 bathroom. complete gut
Valuation:
$30,000
Permit #:
39853
Status:
complete
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
No Description Available
Valuation:
$6,000
Permit #:
BP-17-75
Status:
complete
Fee:
$60
Permit Type:
Additions - open ...
Building Type:
N/A
Interior alterations
No Description Available
Valuation:
$24,200
Permit #:
1502-16
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Mark Killoren Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Mark Killoren License info
Verified License
| License # | CS-109409 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mark Killoren at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 181800 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 10-07-2025 |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Mark Killoren at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 171209 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, 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 Mark Killoren at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
14
Permits
- Building permit records show that Mark Killoren has worked on 14 permitted projects.
Mark Killoren Employees
MK
Mark Killoren
Owner