Updated: Jul 11, 2026
Location and Projects
Address
184 Ridge Ln, Apt 104, Waltham, MA, 02452
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Kristen E Costa Construction
Serving Waltham, Massachusetts and the surrounding area, Kristen E Costa brings 20 years of experience to residential renovation and construction projects. The business works on a variety of project types, with a portfolio that includes kitchen remodels, bathroom updates, and other home improvement services. Clients include homeowners seeking updates to existing residences throughout the greater Waltham region. Kristen E Costa manages permit-driven work and projects tailored to local building codes and client needs. With two decades in the industry, the company has established a history of delivering projects in the residential sector, handling jobs that range from interior upgrades to major room remodels. All services are performed in alignment with Massachusetts state regulations and local standards for home renovation.
Kristen E Costa Services
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Kristen E Costa Contact Information
Phone Number: (339) 226-0876
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Address: 184 Ridge Ln, Apt 104, Waltham, MA 02452
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Kristen E Costa Waltham
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kristen E Costa has a BuildZoom score of 100, which places them above 87% of 139,240 contractors in Massachusetts.
Activity
|
2 projects
|
2025 |
|
4 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Kristen E Costa has worked on at least
11.0 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
|
3 projects
|
$5k-$20k |
|
6 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $26,312. 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.
Renovation/reconfiguration of two family home. the footprint will remain the same and the home will remain a two family home. upgrades will be done to structural electrical plumbing and heating systems. frame changes will be made to reconfigure the two spaces
Valuation:
$400,000
Permit #:
R-24-1987
Status:
issued
Fee:
$3,200
Permit Type:
Repair alteration...
Building Type:
N/A
Installation of 25 roof mounted solar modules and inverters. no structural. venture will also install 6 enphase encharge 3 battery storage units. 9.25kw 21kw storage. comply all codes and manufacturer specs - final affidavit required and all work to meet 780 cmr 9th mass state building code and 527 cmr 1.00 mass state fire code. additional batteries after initial installation requires... see more
Valuation:
$87,227
Permit #:
R-22-0903
Status:
issued
Fee:
$1,047
Permit Type:
Solar installation
Building Type:
N/A
Venture will install a second layer of class-a fiberglass self sealing shingles over the existing shingles install new aluminum vent pipe flanges install a ridge roll vent install aluminum step flashing at connecting side walls
Valuation:
$6,000
Permit #:
R-22-0047
Status:
issued
Fee:
$72
Permit Type:
Roof
Building Type:
N/A
Installing 26 cs395 solar panels on roof and 3 enphase encharge 10 batteries in garage (30kwh)
Valuation:
$108,451
Permit #:
R-22-1510
Status:
complete
Fee:
$868
Permit Type:
Solarpanels
Building Type:
N/A
Install 9.20kw hanwha 400 solar panels on roof. 23 total panels. no battery. no structural
Valuation:
$26,312
Permit #:
R-23-0871
Status:
final
Fee:
$30
Permit Type:
Solarpanels
Building Type:
N/A
Installing 32 lg solar panels on roof ** no structurl per p.e.letter- no battery storage**
Valuation:
$67,651
Permit #:
R-22-0696
Status:
issued
Fee:
$812
Permit Type:
Alteration(s)
Building Type:
N/A
Install 13 lg solar panels on roof one enphase encharge battery and replace an msp **no structural per pe plans ** install battery per specs
Valuation:
$45,551
Permit #:
R-21-1633
Status:
issued
Fee:
$547
Permit Type:
Solar
Building Type:
N/A
Tear off existing rubber roof membrane renail plywood install new rubber roof membrane
Valuation:
$27,000
Permit #:
BP-2024-001642
Status:
complete
Fee:
$540
Permit Type:
N/A
Building Type:
Multi family dwel...
Kitchen and bathroom remodeling move bathroom. open wall to make kitchen and living room as one open space. non load bearing
Valuation:
$50,800
Permit #:
SF1210111
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
Mixed
Install 28 lg solar panels on roof 2 tesla powerwalls(27kw) in garage. structural upgrades required
Valuation:
$84,672
Permit #:
75601
Status:
issued
Fee:
N/A
Permit Type:
Solar panels
Building Type:
Single family
New shingles installation and chimney repointing
Valuation:
$24,600
Permit #:
SF1463487
Status:
filed
Fee:
$270
Permit Type:
N/A
Building Type:
1-2fam
Install (20) lg -350 rooftop solar panels. all work to be done in accordance with brookline by-laws and 780 cmr
Valuation:
$38,010
Permit #:
BP-2021-000664
Status:
complete
Fee:
$620
Permit Type:
N/A
Building Type:
N/A
Install 27 lg solar panels on roof and 2 enphase encharge 10 batteries
Valuation:
$86,940
Permit #:
B-21-718
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing 15 solar panels on roof. no storage. no structural
Valuation:
$31,064
Permit #:
R-22-554
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of solar panels on roof. no change in use egress or occupancy. 38 (lg electronics 335) panels 12.73kw size
Valuation:
$61,868
Permit #:
R-20-1475
Status:
final
Fee:
$280
Permit Type:
Existing building...
Building Type:
N/A
Installation of solar panels on roof. no change in use egress or occupancy. 23 panels 7.7q. note: requires sistering of rafterrs
Valuation:
$43,840
Permit #:
R-20-0262
Status:
issued
Fee:
$527
Permit Type:
Existing building...
Building Type:
N/A
Install 40 lg electronics 335 panels on the roof top in conjunction with 2 electrical permits for a 2 meter install
Valuation:
$51,724
Permit #:
R-20-1242
Status:
permit cancelled
Fee:
$661
Permit Type:
Solarpanels
Building Type:
N/A
Tear off 1 layer of existing roof shingles and install new one all work must comply with 780 cmr & brookline by-laws
Valuation:
$13,500
Permit #:
BP-2024-000021
Status:
complete
Fee:
$280
Permit Type:
N/A
Building Type:
N/A
Installation of 12 roof mounted solar modules and inverters. structural upgrade outlined in pe letter. 4.44kw
Valuation:
$11,600
Permit #:
R-22-0046
Status:
issued
Fee:
$140
Permit Type:
Solar installation
Building Type:
N/A
Install 26 lg solar panels on roof 10.53kw dc 7.54kw air conditioning
Valuation:
$53,838
Permit #:
R-21-1351
Status:
final
Fee:
$528
Permit Type:
Solar
Building Type:
N/A
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Kristen E Costa License info
Verified License
| License # | CS-113920 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Kristen E Costa at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 196496 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 08-23-2025 |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Kristen E Costa at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 125702 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 02-16-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Kristen E Costa at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CS-063206 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Kristen E Costa at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 113920 |
| Status | Active |
| City | Newton |
| Type | Residential Builder |
- When BuildZoom last verified this license, it had an expiration date of April, 2023. Check the current license status of Kristen E Costa with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 210291 |
| Status | Active |
| City | Newton |
| Type | Building Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Kristen E Costa with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
172
Permits
- Building permit records show that Kristen E Costa has worked on 172 permitted projects.
Kristen E Costa Employees
KC
Kristen Costa
Owner
KC
Kristen E Costa
Owner
KC
Kristen E. Costa
Owner
VK
Valeriy Karelin
Owner