Updated: Jul 17, 2026
Location and Projects
Address
609 EAST 5TH ST., South Boston, MA, 02127
Use our bidding system to
request a quote
Timothy Osullivan Construction
Timothy Osullivan at 609 EAST 5TH ST., South Boston, MA 02127, held a General Contractor license (#135383) with the Massachusetts contractors license board with an expiration date of 03-28-2004. We last verified the license was revoked on 07-16-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 139,240 Massachusetts contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our bidding system to be easily matched to qualified, licensed professionals in your area.
Timothy Osullivan Services
Start a project today:
Timothy Osullivan Contact Information
Phone Number: (617) 823-9447
Edit
Address: 609 EAST 5TH ST., South Boston, MA 02127
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Timothy Osullivan South Boston
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Timothy Osullivan, click “This is My Business” to update your information.
Activity
|
15 projects
|
2025 |
|
7 projects
|
2024 |
|
19 projects
|
2023 |
Our building permit records indicate that Timothy Osullivan has worked on at least
41.0 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.
Pricing
|
10 projects
|
< $5k |
|
17 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
The typical size of their permits is approximately $9,850. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove all siding materials and install insulated vinyl siding. remove and replace 10 windows and 3 doors. remove all debris
Valuation:
$78,493
Permit #:
BP-25-998
Status:
issued
Fee:
$942
Permit Type:
Siding
Building Type:
N/A
Remove and replace 10 double hung windows remove all debris. tempered where required
Valuation:
$9,580
Permit #:
RES-072386-2025
Status:
final
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
Remove all siding materials and install insulated vinyl siding. remove all debris
Valuation:
$56,101
Permit #:
BP-25-1000
Status:
issued
Fee:
$674
Permit Type:
Siding
Building Type:
N/A
Remove and replace 1 slider door. like for like. no structural
Valuation:
$4,270
Permit #:
RES-072387-2025
Status:
final
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Remove all siding materials and install insulated vinyl siding. remove and replace 11 windows. remove all debris
Valuation:
$56,965
Permit #:
SBP-24-104
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace 5 windows. remove all debris
Valuation:
$8,400
Permit #:
BP-25-500
Status:
issued
Fee:
$101
Permit Type:
Windows
Building Type:
N/A
Remove and replace 1 front entry door and 1 front storm door. remove all debris
Valuation:
$6,380
Permit #:
BP-25-25
Status:
final
Fee:
$105
Permit Type:
Windows
Building Type:
N/A
Remove all siding materials and install insulated vinyl siding. install 6 pair of shutters. remove all debris
Valuation:
$42,504
Permit #:
SBP-23-698
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace 5 existing double hung windows remove all debris
Valuation:
$4,550
Permit #:
BLD202509807
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Remove and replace 6 existing windows remove all debris
Valuation:
$15,670
Permit #:
BLD202509806
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Remove and replace 1 existing picture window. remove all debris
Valuation:
$4,530
Permit #:
BP-25-847
Status:
issued
Fee:
$55
Permit Type:
Windows
Building Type:
N/A
Remove and replace 10 double hung windows and 1 slider window. remove all debris
Valuation:
$9,850
Permit #:
SBP-24-644
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace 13 windows. remove all debris
Valuation:
$23,000
Permit #:
BP-25-912
Status:
issued
Fee:
$276
Permit Type:
Windows
Building Type:
N/A
Remove siding materials and install insulsted vinyl siding. remove all debris
Valuation:
$29,058
Permit #:
SBP-22-885
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove all siding materials and install insulated vinyl siding. install 9 pairs of shutters. remove all debris
Valuation:
$31,041
Permit #:
SBP-21-748
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove all siding materials and install insulated vinyl siding. remove all debris
Valuation:
$53,990
Permit #:
SBP-23-839
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install (7) windows
Valuation:
$12,000
Permit #:
BP-24-208
Status:
filed
Fee:
$144
Permit Type:
N/A
Building Type:
N/A
Remove and replace 2 existing entry doors and 1 storm door. remove all debris. no structural work- comply with all codes
Valuation:
$7,800
Permit #:
BLDG-24-483
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove all siding materials and install insulated vinyl siding. install 5 pairs of shutters. remove all debris
Valuation:
$28,231
Permit #:
SBP-22-555
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$3,001,300
Permit #:
BP-21-1799
Status:
issued
Fee:
$180
Permit Type:
Renovations
Building Type:
N/A
Similar Contractors See more
181
BZ Score
$41.4K
Avg Project
-
Projects
174
BZ Score
$21.6K
Avg Project
-
Projects
175
BZ Score
$70.1K
Avg Project
-
Projects
License # CS-123565
South Boston, MA
90
BZ Score
-
Avg Project
-
Projects
Timothy Osullivan Reviews
BuildZoom hasn't received any reviews for Timothy Osullivan. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Timothy Osullivan License info
Inactive License
| License # | 135383 |
| 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 Timothy Osullivan 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 # | 130997 |
| 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 Timothy Osullivan 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 # | 128284 |
| 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 Timothy Osullivan 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 # | 120827 |
| 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 Timothy Osullivan 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 # | 115082 |
| 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 Timothy Osullivan 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 # | 112514 |
| 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 Timothy Osullivan 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 # | 111185 |
| 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 Timothy Osullivan 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 # | 108683 |
| 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 Timothy Osullivan 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 # | 98189 |
| Status | Inactive |
| City | Newton |
| Type | Building Contractor |
- According to the City of Newton Massachusetts, 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 Timothy Osullivan at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 164230 |
| 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 Timothy Osullivan at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Timothy Osullivan, click “This is My Business” to update your information.
141
Permits
- Building permit records show that Timothy Osullivan has worked on 141 permitted projects.
Timothy Osullivan Employees
EO
Eugene B O'sullivan
Responsible Person
GO
Gregory P O'sullivan
Responsible Person
JO
Joseph J O'sullivan
Responsible Person
MO
Morgan O'sullivan
Owner
MO
Mortimer B. O'sullivan
Owner
MO
Mortimer R O'sullivan
Responsible Person
OS
O'sullivan And Sons
Owner
OC
O'sullivan Construction
Owner
OI
O'sullivan Contracting, Inc.
Owner
OP
O'sullivan Painting
Owner
PO
Patrick O'sullivan
Responsible Person
TO
Tim O'sullivan
Owner
TO
Timothy C. O'sullivan
Owner
TO
Timothy Osullivan
Owner
TS
Timothy Sullivan
Owner