Updated: Jun 23, 2026
Location and Projects
Address
8 NORTH ST. CLAIR STREET, Toledo, OH, 43604
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Thomas C. Porter, Architect
Thomas C. Porter, Architect, 8 N St Clair, Toledo, OH (Employees: Andrew R. Knopp, Thomas A Porter, and Thomas A. Porter) holds a Architect license and 5 other licenses according to the Ohio license board.
Their BuildZoom score of 105 ranks in the top 8% of 52,717 Ohio licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Thomas C. Porter, Architect, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Thomas C. Porter, Architect Services
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Thomas C. Porter, Architect Contact Information
Address: 8 NORTH ST. CLAIR STREET, Toledo, OH 43604
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Thomas C. Porter, Architect Toledo
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Thomas C. Porter, Architect has a BuildZoom score of 105, which places them above 92% of 52,717 contractors in Ohio.
Activity
|
7 projects
|
2025 |
|
10 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that Thomas C. Porter, Architect has worked on at least
27.0 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.
Experience
|
3 projects
|
Commercial Renovations |
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Thomas C. Porter, Architect mostly works on
home addition
and commercial renovation
projects.
Pricing
|
4 projects
|
$100k-$250k |
|
7 projects
|
$250k-$500k |
|
3 projects
|
$1mil+ |
The typical size of their permits is approximately $300,000. 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.
Building Permits by Thomas C. Porter, Architect
This is a sample of this contractor's permits. Click here to access their complete permit history.
Unit 360 dennis ct - fire repair & renov per write-up and plans submitted. per write-up - kitchen fire with minimum full gut to framing of the kitchen area clean & seal of complete unit. no structural damage. any common walls with drywall removed will require 5/8 type x re-installed and insulation. at minimum smoke & co alarms throughout to code with wireless intercommunication & hard... see more
Valuation:
$180,000
Permit #:
BB23-00344
Status:
approved
Fee:
$527
Permit Type:
N/A
Building Type:
N/A
Fire repairs/renov #26 (birmingham terrace) of 6 unit apartment building fire write-up- severe smoke damage. no structural damage -scrape clean and seal all smoke affected areas -replace all damaged windows as needed with same size-hardwired and interconnected smoke and co detection to current standards for commercial structure--electric and plumbing permits required
Valuation:
$157,000
Permit #:
BB23-00340
Status:
approved
Fee:
$515
Permit Type:
N/A
Building Type:
N/A
(epr) detwiler complex - alts and adding small roof area to existing building site work etc
Valuation:
$1,000,000
Permit #:
BB24-01431
Status:
issued
Fee:
$668
Permit Type:
N/A
Building Type:
Sports complex
(onbase) nrs inc - 3rd floor alterations & change of use for business space tenant fit out
Valuation:
$300,000
Permit #:
BB23-00460
Status:
filed
Fee:
$1,636
Permit Type:
N/A
Building Type:
N/A
Skyway place (2 story portion) - renovations to existing building envelope int demolish. (vhd-3-22)
Valuation:
$250,000
Permit #:
BB22-02374
Status:
final
Fee:
$539
Permit Type:
N/A
Building Type:
Unknown
(epr) - ecb - waste water treatment - int alts for existing chlorination building
Valuation:
$3,000,000
Permit #:
BB23-00830
Status:
issued
Fee:
$944
Permit Type:
N/A
Building Type:
Chlorination buil...
(epr) - eeb - waste water treatment - int alts for de-chlorination building
Valuation:
$400,000
Permit #:
BB23-00831
Status:
issued
Fee:
$378
Permit Type:
N/A
Building Type:
De-chlorination b...
(epr plans under pr23-00059) mudhens - exterior deck renovation
Valuation:
$300,000
Permit #:
BB24-00176
Status:
applied
Fee:
$451
Permit Type:
N/A
Building Type:
Mixed
(epr) - ebb - wastewater treatment - int alts for blower building
Valuation:
$500,000
Permit #:
BB23-00833
Status:
issued
Fee:
$444
Permit Type:
N/A
Building Type:
Blower building
(epr) nda - visitor entrance addition and interior alts
Valuation:
$2,200,000
Permit #:
BB24-02741
Status:
complete
Fee:
$2,836
Permit Type:
N/A
Building Type:
School
(epr) tattoo parlor - int alts on first floor for new tenant
Valuation:
$300,000
Permit #:
BB24-01139
Status:
complete
Fee:
$688
Permit Type:
N/A
Building Type:
Mixed use
(epr) 2nd floor alts for change of use
Valuation:
$300,000
Permit #:
BB23-00837
Status:
filed
Fee:
$670
Permit Type:
N/A
Building Type:
N/A
(onbase) nrs inc - 3rd floor alterations & change of use for business space tenant fit out
Valuation:
$300,000
Permit #:
PR23-00007
Status:
triage
Fee:
$285
Permit Type:
N/A
Building Type:
N/A
(epr) nda - int alts for building b & c
Valuation:
$300,000
Permit #:
BB24-01453
Status:
final
Fee:
$4,697
Permit Type:
N/A
Building Type:
School
Repairs per inspectors notes. - fire write up- damages include smoke damage throughout- ceiling and walls were opened up
Valuation:
$251,405
Permit #:
BB22-00238
Status:
approved
Fee:
$700
Permit Type:
N/A
Building Type:
N/A
Permit is for 3rd floor unit only (4th floor is permit # bb19-02596) - int alts to 3rd & 4th flrs of 5 story building for 2 condo units (aka 418 n erie - aries) 4th floor contractor is ark restoration & construction. 3rd floor unknown at this time
Valuation:
$500,000
Permit #:
BB20-01833
Status:
approved
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Aka 3205 n erie - date: 05/16/2018 14:16:25 the structure has suffered major smoke damage only. clean scrape and seal all smoke affected areas. hardwired and interconnected smoke detectors required. also co detector is required per code. plumbing electric and hvac permits required bathroom windows must be tempered glazing per code all exposed exterior walls must be insulated to curren... see more
Valuation:
$195,000
Permit #:
BB20-01131
Status:
approved
Fee:
$556
Permit Type:
N/A
Building Type:
N/A
(epr) - npeb waste water treatment - new effluent building
Valuation:
$200,000
Permit #:
BB23-00829
Status:
issued
Fee:
$446
Permit Type:
N/A
Building Type:
Effluent building
The gateway at lowertown - encroachments into row
Valuation:
$5,000,000
Permit #:
ROW21-00023
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
(epr) - noter dame academy - science classroom 208 chemical hood install. will need mechanical app submitted after approval and issuance
Valuation:
N/A
Permit #:
PR23-00023
Status:
approved
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Thomas C. Porter, Architect License info
Verified License
| License # | FIRM.00219340 |
| Status | Active |
| State | Ohio |
| Type | Architect |
| Date Issued | 07-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Thomas C. Porter, Architect at the Ohio Architects Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | ARC.7405296 |
| Status | Active |
| State | Ohio |
| Type | Architect |
| Date Issued | 12-08-2025 |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Thomas C. Porter, Architect at the Ohio Architects Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | OHARC.9711607 |
| Status | Active |
| State | Ohio |
| Type | Architect |
- BuildZoom has not verified this license since April, 2013.
Verify this license's status for Thomas C. Porter, Architect at the Ohio Department of Commerce.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 3417 |
| Status | Active |
| State | Rhode Island |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Thomas C. Porter, Architect with the Boards for Design Professionals: Architects
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | FIRM.00219340-ARC |
| Status | Active |
| State | Ohio |
| Type | Architectural Firm |
- When BuildZoom last verified this license, it had an expiration date of June, 2015. Check the current license status of Thomas C. Porter, Architect with the Ohio Architects Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ARC.9711607 |
| Status | Inactive |
| State | Ohio |
| Type | Architect |
- According to the Ohio Architects Board, 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 Thomas C. Porter, Architect at the Ohio Architects Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
131
Permits
- Building permit records show that Thomas C. Porter, Architect has worked on 131 permitted projects.
Thomas C. Porter, Architect Employees
AK
Andrew R. Knopp
TP
Thomas A Porter
TP
Thomas A. Porter
Owner
TP
Thomas C. Porter
Owner
TI
Thomas Porter Architects, Inc.
Owner