Updated: Jun 10, 2026
Location and Projects
Address
419 Rathbone AV, Aurora, IL, 60506
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Dcs Mechanical
Dcs Mechanical, 419 Rathbone Ave, Aurora, IL (Owned by: Ken Smith) holds a Mechanical/Hvac Contractor Registration license and 21 other licenses according to the Palatine license board.
Their BuildZoom score of 111 ranks in the top 4% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Dcs Mechanical, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Dcs Mechanical Contact Information
Phone Number: (630) 544-0249
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Address: 419 Rathbone AV, Aurora, IL 60506
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Dcs Mechanical Aurora
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Dcs Mechanical has a BuildZoom score of 111, which places them above 96% of 65,686 contractors in Illinois.
Activity
|
20 projects
|
2025 |
|
20 projects
|
2024 |
|
32 projects
|
2023 |
Our building permit records indicate that Dcs Mechanical has worked on at least
72.0 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
|
19 projects
|
Commercial Renovations |
|
5 projects
|
Home Additions |
|
4 projects
|
New Constructions |
|
9 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Dcs Mechanical mostly works on
commercial renovation
and hvac project
projects.
Pricing
|
4 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
13 projects
|
$100k-$250k |
|
11 projects
|
$250k-$500k |
|
9 projects
|
$500k-$1mil |
|
15 projects
|
$1mil+ |
The typical size of their permits is approximately $312,723. 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.
Dds 2019 cbc: interior alterations to existing single story building for a new urban air adventure park to include new cafe restrooms party rooms office and attractions as per plans (occupancy a-2 a-3 type iib construction) consultant reviewer: v3 companies of il
Valuation:
$1,500,000
Permit #:
101060662
Status:
complete
Fee:
$28,925
Permit Type:
N/A
Building Type:
N/A
Dds 2019 cbrc: convert existing 2nd/3rd/4th floor office spaces to 6 d.u. & rehab partial rehab at rear in 1st floor/basement in existing 5 story commercial building entire building sprinklered as per plan (occupancy group r-2 m type iiia construction). consultant reviewer: v3 companies of il
Valuation:
$1,000,000
Permit #:
101062573
Status:
complete
Fee:
$14,925
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: interior alterations in existing 1-story building to existing restaurant for new restaurant tenant. new partitions electric ventilation and plumbing work as per plans. (occupancy group a-2; type iib construction) (structural peer review)
Valuation:
$504,263
Permit #:
101072153
Status:
issued
Fee:
$3,840
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc daycare build-out interior build-out of existing 1st floor business use space for a new day care (children; infants - pre-school) re-use of existing m.e.p. services proposed e-2 use group. existing iiia construction type. new 6'0 tall board on board (solid) fence around new condensers on existing patio replacement of existing fence/gate fence along milwaukee av & rework ... see more
Valuation:
$1,000,000
Permit #:
101064962
Status:
issued
Fee:
$5,403
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc cbc; alteration and buildout of vacant retail space for medical clinic in single ground floor suite of existing 3 story multi-tenant office residential building. occupancy group b r-2 existing type ii-a construction
Valuation:
$300,000
Permit #:
101062933
Status:
complete
Fee:
$975
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: addition to existing car wash facility to include interior demolition of existing space new car wash tunnel office new canopy for pay lanes and corresponding mep work as per plans (occupancy b type iib construction)
Valuation:
$1,500,000
Permit #:
101052068
Status:
issued
Fee:
$3,625
Permit Type:
N/A
Building Type:
N/A
Dds 2019 cbc: interior alterations to existing single story warehouse building for a new manufacturing warehouse and office space as per plans. (occupancy f-1 b s-2. type iib construction) consultant reviewer: v3 companies of il
Valuation:
$9,652,000
Permit #:
101062884
Status:
issued
Fee:
$33,117
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbrc: storefront & interior alterations to an existing retail space. work to include mep & new bathroom. no change in occupancy or use. **structural peer review**as per plans
Valuation:
$7,250,000
Permit #:
101064817
Status:
issued
Fee:
$3,139
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: interior alterations to existing 1st and 2nd floor office space - suites 100 & 210. no change to existing use. (occupancy business construction type )
Valuation:
$350,000
Permit #:
101063826
Status:
issued
Fee:
$2,690
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: interior & exterior alterations to existing 2-story w basement retail building for new adult use cannabis dispensary as per plans. (occupancy group m; type iiib construction) **certified plans corrections: conditional permit subject to field inspections **
Valuation:
$1,200,000
Permit #:
101053262
Status:
issued
Fee:
$3,925
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: interior renovation and addition of 1-story structure and second story (rear addition) to existing 1-story commercial building. change of occupancy from business to assembly (restaurant) use. work includes dining rooms bar kitchen storage and walk-in cooler repairs to exterior walls new storefront trash enclosure 2-parking stalls 4-bike parking 8 high wood screen ... see more
Valuation:
$1,500,000
Permit #:
101041058
Status:
issued
Fee:
$3,831
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: renovation of an existing former cps school builidng built and operated as an e-1 school for reuse as an e-1 school. work consists of the rehabilitation of the electrical plumbing and hvac systems new class i fire alarm system with automatic smoke detection system throughout all occupiable spaces new battery emergency system for egress lighting and exit signs interior i... see more
Valuation:
$10,000,000
Permit #:
101042800
Status:
complete
Fee:
$36,094
Permit Type:
N/A
Building Type:
N/A
Dds 2019 cbc: alteration to existing tenant space (#100) for medical office in existing mixed use building including new room layout within existing tenant footprint. associated alterations of mep ceiling windows finishes. roof top structural work for new mechanical units. (occupancy group: b; construction type: ia) consultant reviewer v3 companies of il
Valuation:
$463,500
Permit #:
101049077
Status:
suspended
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
2019 cbrc: renovation of an existing masonry 1-story building to become an office warehouse facility for the storage of paintingsand art supplies. the total gross square footage of the building is 20 432 sf. the renovation will take up 15 079 sf of the existing building and be separated from the adjacent space by an existing demising wall. (existing occupancy: s-1 proposed occupancy: ... see more
Valuation:
$1,000,000
Permit #:
101006993
Status:
complete
Fee:
$5,970
Permit Type:
N/A
Building Type:
N/A
Self cert 2019 cbrc: interior alterations to ground floor retail space. work to include minor demolish limited architectural new finishes new hvac and electrical distribution and limited plumbing work as per plans. m-mercantile. 1a construction
Valuation:
$600,000
Permit #:
101038615
Status:
complete
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: interior alterations to the existing 1st floor for new coffee shop tenant as per plans. (occupancy group b; type 1a construction as per plans)
Valuation:
$357,250
Permit #:
101064348
Status:
complete
Fee:
$2,400
Permit Type:
N/A
Building Type:
N/A
Dds 2019 cbrc: revision to permit #101062573 revision to mechanical systems demising partitions & addition fire pump electrical service in existing 5 story 6 d.u./commercial building as per plan (occupancy group r-2 m type iiia construction) consultant reviewer: v3 companies of illiniois
Valuation:
$2,000
Permit #:
101068016
Status:
complete
Fee:
$3,890
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbrc: alterations to 2-story type iii-b masonry elementary school. incl. adding a window to existing exterior wall at second floor science lab; plumbing electrical and finish work at first floor offices. building is fully sprinklered. no change to use or occupancy
Valuation:
$10,000
Permit #:
101066261
Status:
complete
Fee:
$1,825
Permit Type:
N/A
Building Type:
N/A
Existing 1 story warehouse building with mezzanine with change of use from s-1 storage to b-business f-1 manufacturing and h-3 high hazard for the purpose of constructing administrative offices chemical manufacturing area and research laboratories along with a flammable liquid storage room and standard fireproof vault. a 4-hr separation is to be constructed for these h-3 occupancies a... see more
Valuation:
$5,000,000
Permit #:
101003914
Status:
complete
Fee:
$28,473
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc existing 2 story warehouse building. construction type - 3b. offices 4 control areas a flammable liquid storage and standard fireproof vault will be constructed on the ground level. offices and conference rooms will be constructed on the 2nd level. the building will comply with the more stringent aspects of the chicago building code and the chicago fire prevention code as... see more
Valuation:
$2,000,000
Permit #:
100998519
Status:
suspended
Fee:
$20,316
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Dcs Mechanical License info
Verified License
| License # | CON-004524-2023 |
| Status | Active |
| Town | Palatine |
| Type | Mechanical/Hvac Contractor Registration |
| Class | Mechanical/HVAC |
| Date Issued | 01-13-2026 |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Dcs Mechanical at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CR0003767 |
| Status | Active |
| County | Dupage County |
| Type | Sub Contractor, Hvac |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Dcs Mechanical at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CL-3911 |
| Status | Active |
| Town | Bartlett |
| Type | {U'license Type': U'heating/Air Conditioning'} |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of Dcs Mechanical with the Contractors Licensed in Bartlett
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | L-2020-132 |
| Status | Active |
| County | Kankakee County |
| Type | Hvac |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of June, 2021. Check the current license status of Dcs Mechanical with the Kankakee County Planning Department
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CL-18-22197 D |
| Status | Active |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2018. Check the current license status of Dcs Mechanical with the Village of Orland Park Contractor License
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| Town | Palatine |
| Type | Hvac |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Dcs Mechanical with the Village of Palatine Registered Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CL-16-22197 |
| Status | Active |
| Town | Orland Park |
| Type | Heating Vent & A/C Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Dcs Mechanical with the Village of Orland Park Contractor License
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | REG-2025-009 |
| Status | Inactive |
| County | Kankakee County |
| Type | Contractor Registration |
| Business Type | Corporation |
- According to the Kankakee County Planning Department, 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 Dcs Mechanical at the Kankakee County Planning Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR9403 |
| Status | Inactive |
| County | Dupage County |
| Type | Hvac |
| Business Type | Corporation |
- According to the County of Dupage Contractor Registration Information, 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 Dcs Mechanical at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CL-24-22197 |
| Status | Inactive |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | CL-23-22197 |
| Status | Inactive |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | CL-22-22197 |
| Status | Inactive |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | CR9403 |
| Status | Inactive |
| County | Dupage County |
| Type | Sub Contractor, Hvac |
| Business Type | Corporation |
- According to the County of Dupage Contractor Registration Information, 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 Dcs Mechanical at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | REG-2020-132 |
| Status | Inactive |
| County | Kankakee County |
| Type | Contractor Registration |
| Business Type | Corporation |
- According to the Kankakee County Planning Department, 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 Dcs Mechanical at the Kankakee County Planning Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CL-1073 |
| Status | Inactive |
| Town | Bartlett |
| Type | {U'license Type': U'heating/Air Conditioning'} |
| Business Type | Corporation |
- According to the Contractors Licensed in Bartlett, 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 Dcs Mechanical at the Contractors Licensed in Bartlett.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CL-19-22197 |
| Status | Inactive |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | 18LICH-0069 |
| Status | Inactive |
| City | Evanston |
| Type | Hvac |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | CL-18-22197 |
| Status | Inactive |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | 202001347 |
| Status | Inactive |
| City | Oak Park |
| Type | Contractor |
| Business Type | Corporation |
- According to the Village of Oak Park, 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 Dcs Mechanical at the Village of Oak Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | IR710474 |
| Status | Inactive |
| State | Minnesota |
| Type | Contractor Registration |
| Business Type | Corporation |
- According to the Minnesota Department of Labor & Industry, 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 Dcs Mechanical at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CL-17-22197 |
| Status | Inactive |
| Town | Orland Park |
| Type | Hvac/Mechanical Contractor |
| Business Type | Corporation |
- 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. If this is your business, please update your license status.
Check this license's status for Dcs Mechanical 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 # | C126753 |
| Status | Inactive |
| State | Iowa |
| Type | Contractor |
| Business Type | Corporation |
- According to the Iowa Workforce Development Agency, 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 Dcs Mechanical at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bond Value | $25,000 |
265
Permits
- Building permit records show that Dcs Mechanical has worked on 265 permitted projects.
Dcs Mechanical Employees
KS
Ken Smith
Owner
NC
Nick Cellini