Updated: Jun 16, 2026
Location and Projects
Address
450 S 1st St, Saint Charles, IL, 60174
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Sse Mechanical, Inc
Sse Mechanical, Inc, 450 S 1st St, St. Charles, IL (Owned by: Sse Inc) holds a Sub Contractor, Plumbing license and 19 other licenses according to the Dupage County license board.
Their BuildZoom score of 105 ranks in the top 8% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sse Mechanical, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sse Mechanical, Inc Contact Information
Phone Number: (630) 848-9556
Address: 450 S 1st St, St. Charles, IL 60174
Sse Mechanical, Inc St. Charles
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sse Mechanical, Inc has a BuildZoom score of 105, which places them above 92% of 65,686 contractors in Illinois.
Activity
|
1 project
|
2025 |
|
18 projects
|
2024 |
|
44 projects
|
2023 |
Our building permit records indicate that Sse Mechanical, Inc has worked on at least
63.0 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
|
7 projects
|
Commercial Renovations |
|
5 projects
|
Home Additions |
|
3 projects
|
New Constructions |
|
5 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Sse Mechanical, Inc mostly works on
commercial renovation
and hvac project
projects.
Pricing
|
5 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
12 projects
|
$50k-$100k |
|
8 projects
|
$100k-$250k |
|
9 projects
|
$250k-$500k |
|
4 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $147,500. 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.
Self certification project 2019 cbrc: deconversion of an existing 2 story masonry 2 dwelling unit building with basement into a single-family residence. scope includes the removal of the existing rear wood-frame porch replace with non-combustible deck new structural steel plumbing electrical & hvac systems. r-5 type iii const
Valuation:
$500,000
Permit #:
101008326
Status:
complete
Fee:
$2,260
Permit Type:
N/A
Building Type:
N/A
2019 self cert. interior alterations with mep to existing 2 du (use group r-5) at 2nd & 3rd floor. new alterations at basement (non-habitable conditions) as per plans. new sprinkler to be provided by fire consultant. remove existing concrete steps & landing at front and replace with new metal steps and landing new wood balcony for 2nd & 3rd floors new sunken concrete steps to 1st floo... see more
Valuation:
$500,000
Permit #:
101018993
Status:
suspended
Fee:
$610
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: structural peer review included. interior alterations to existing 1st and 2nd floor in an existing 9 story office building. no change to existing use. (occupancy b construction type 1a)
Valuation:
$490,000
Permit #:
101027959
Status:
complete
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
Spr cbc 2019 existing 1.5 story single family residence with basement interior reairs due to fire windows doors flooring light fixtures plumbing fixtures drywall new electric new plumbing water heater furnace and roof as per plans
Valuation:
$270,354
Permit #:
100997360
Status:
suspended
Fee:
$600
Permit Type:
N/A
Building Type:
N/A
Self cert 2019 crbc; interior remodel of existing 2-story masonry 3-unit residential building with basement to convert to single family residence per plans (type iiia construction; r-5 occupancy)
Valuation:
$500,000
Permit #:
101041252
Status:
complete
Fee:
$3,195
Permit Type:
N/A
Building Type:
N/A
Self-cert. interior alterations including mep work to existing 3 du (use group r-5) at 1st/2nd & 3rd floors & new electrical service as per plans for existing 3 story brick building construction type iiia
Valuation:
$400,000
Permit #:
101013644
Status:
expired
Fee:
$964
Permit Type:
N/A
Building Type:
N/A
Scope: nonstructural interior alteration due to fire damage.locations: 1 residential unit(s) 0 non-residential unit(s) 1st and 2nd floor all rooms. replacement of all electrical plumbing and insulation no structural work no floor plan alterations - all work same as existing
Valuation:
$151,000
Permit #:
B200005947
Status:
issued
Fee:
$575
Permit Type:
Nonstructural int...
Building Type:
N/A
Sc 2019 crbc type 3a building. renovating a n existing two unit residential building. duplexing first and second floor to a single family residence. converting basement to an apartment. removing rear wood stair to second and constructing a private wood balcony same orientation. installing new mechanical and plumbing systems. electrical service to remain. update outlets and fixtures
Valuation:
$150,000
Permit #:
101035695
Status:
issued
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
Cbc 2019 self-cert: erect a 4 story mixed use type iiia masonry building containing 3 dwewlling units and retail space on the ground floor new rear metal deck & stairs & new 3 space carport as per architectural plans. structural peer review provided separately
Valuation:
$1,400,000
Permit #:
101024570
Status:
issued
Fee:
$7,785
Permit Type:
N/A
Building Type:
N/A
2019 cbrc self-cert: interior alterations with mep for existing 4du remove existing enclosed frame rear porch and replace with new open steel porch for existing 4du 3 story brick/stone building (use group r-2 construction type iiia) as per plans
Valuation:
$700,000
Permit #:
101020236
Status:
suspended
Fee:
$2,389
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbrc: proposed rear 2 car garage rear deck 4 side wood fence 6 planter box and internal renovations to deconvert an existing 2 story/2 unit residence to a single family residence per plans
Valuation:
$500,000
Permit #:
100999196
Status:
suspended
Fee:
$1,784
Permit Type:
N/A
Building Type:
N/A
2019 spr. adu north area. convert existing 6du to 8du. interior alterations including mep for 2 du at basement (existing upper floor 6du no change) for existing 3 story brick building with basement construction type iiia existing use group r-2 (conditional permit subject to field inspections)
Valuation:
$270,000
Permit #:
100998121
Status:
suspended
Fee:
$2,927
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbrc: interior building out of (1) tenant space at 1st floor for new hair salon and spa business (use classification - group b: zoning use mm: personal service - hair salon). new interior layout with mep for existing mixed use 1 story building with basement as per plans. (no work on 2 story & 3 story brick buildings on the same lot)
Valuation:
$120,000
Permit #:
101025584
Status:
suspended
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
2019 spr. adu north area. convert existing 6du to 8du. interior alterations including mep for 2 du at basement (existing upper floor 6du no change) for existing 3 story brick building with basement construction type iiia existing use group r-2
Valuation:
$270,000
Permit #:
100998133
Status:
expired
Fee:
$1,825
Permit Type:
N/A
Building Type:
N/A
All work to lower level: remove replace water/sewer damaged drywall ceiling grid doors and frames flooring replace plumbing fixtures in kitchen and bathrooms with associated piping - separate electrical permit req'd - all work as originally permitted no floor plan alterations or changes to occupancy. subject to field inspections
Valuation:
$300,000
Permit #:
100997887
Status:
issued
Fee:
$400
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc proposed 5 story/17 unit building 1st floor retail space w/mezzinine residential roof deck over mail building rooftop stairs elevator enclosure and 17 parking space garage per plans. `**certified plans corrections: conditional permit subject to field inspections **
Valuation:
$2,000,000
Permit #:
100851730
Status:
complete
Fee:
$32,836
Permit Type:
N/A
Building Type:
N/A
2019 spr. proposed rear 2nd floor balcony rear sucken patio front steps/landing to remain as existing internal renovations to convert existing 3 story/2 unit residence to 3 units (per adu ordinance) per plans.**certified corrections subject to field inspections & audit **
Valuation:
$70,000
Permit #:
101025522
Status:
suspended
Fee:
$2,401
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc - revision to permit 101024570. change the 1st floor retail space into a dwelling unit for a total of 4 d.u. to including mep work for existing 4 story masonry (type iii-a construction) building. eliminate sprinkler system as per plans**certified corrections subject to field inspections & audit **
Valuation:
$70,000
Permit #:
101043695
Status:
complete
Fee:
$2,715
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbc: new a.d.u. coach house on top of new 2-car garage per chicago code section 17-9-0201 -f. new open stair to a.d.u.mechanical electrical and plumbing per plans. current use: a-2 multi-unit residence. proposed use: a-2 multi-unit residence
Valuation:
$100,000
Permit #:
100958911
Status:
suspended
Fee:
$2,613
Permit Type:
N/A
Building Type:
N/A
2019 cbrc: renovation to existing 2-story office building to convert to a single family residence as per plans. to include associated mechanical electrical and plumbing work and new skylights. (existing proposed construction type: iii-b; existing occupancy: b proposed occupancy:r-5)
Valuation:
$250,000
Permit #:
100979999
Status:
complete
Fee:
$5,890
Permit Type:
N/A
Building Type:
N/A
Sse Mechanical, Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Sse Mechanical, Inc License info
Verified License
| License # | CR0001821 |
| Status | Active |
| County | Dupage County |
| Type | Sub Contractor, Plumbing |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Sse Mechanical, Inc at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 202302089 |
| Status | Active |
| City | Oak Park |
| Type | Contractor |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Sse Mechanical, Inc at the Village of Oak Park.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| Town | Palatine |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Sse Mechanical, Inc with the Village of Palatine Registered Contractors
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 27644 |
| Status | Inactive |
| Hoffman Estates | |
| Type | General Contractor |
- According to the Village of Hoffman Estates, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SBC185810 |
| Status | Inactive |
| City | City Of Chicago |
| Type | Plumbing Contractor |
- According to the City of Chicago Data Portal, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the City of Chicago Data Portal.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CL-24-28885 |
| Status | Inactive |
| Town | Orland Park |
| Type | Plumbing Contractor |
- According to the Village of Orland Park Contractor License, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the Village of Orland Park Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 22LIC3-0003 |
| Status | Inactive |
| City | Evanston |
- According to the City of Evanston Building and Inspection Services, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 202201549 |
| Status | Inactive |
| City | Oak Park |
| Type | Contractor |
- According to the Village of Oak Park, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the Village of Oak Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | Bonded Contractor |
- According to the City of Chicago Data Portal, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 16900 |
| Status | Inactive |
| Hoffman Estates | |
| Type | General Contractor |
- According to the Village of Hoffman Estates, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 202100085 |
| Status | Inactive |
| City | Oak Park |
| Type | Contractor |
- According to the Village of Oak Park, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the Village of Oak Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 20LIPL-0080 |
| Status | Inactive |
| City | Evanston |
| Type | Plumbing |
- According to the City of Evanston Building and Inspection Services, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Sewer |
- According to the Cook County Department of Building and Zoning, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Water |
- According to the Cook County Department of Building and Zoning, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Plumbing |
- According to the Cook County Department of Building and Zoning, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Gas Installer |
- According to the Cook County Department of Building and Zoning, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 19LICH-0019 |
| Status | Inactive |
| City | Evanston |
| Type | Hvac |
- According to the City of Evanston Building and Inspection Services, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | Bonded Contractor |
- According to the City of Chicago Data Portal, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | E $500,000 Project Ceiling |
- According to the City of Chicago Data Portal, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 184001414 |
| Status | Inactive |
| State | Illinois |
| Type | Design Firm Prof Reg |
- According to the Illinois Department of Financial & Professional Regulation, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sse Mechanical, Inc at the Illinois Department of Financial & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
210
Permits
- Building permit records show that Sse Mechanical, Inc has worked on 210 permitted projects.
Sse Mechanical, Inc Employees
SI
Sse Inc
Owner
TD
Todd Danner
Owner