Updated: Aug 18, 2026
Location and Projects
Address
9919 S EWING AVE, Chicago, IL, 60617
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Dragon Heating and Cooling LLC
Dragon Heating and Cooling LLC, 9919 S Ewing Ave, Chicago, IL (Owned by: Rafael Olmedo) holds a Hvac license and 4 other licenses according to the Cook 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 Dragon Heating and Cooling LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Dragon Heating and Cooling LLC Contact Information
Phone Number: (312) 934-8329
Address: 9919 S EWING AVE, Chicago, IL 60617
Dragon Heating and Cooling LLC Chicago
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Dragon Heating and Cooling LLC has a BuildZoom score of 105, which places them above 92% of 65,686 contractors in Illinois.
Activity
|
7 projects
|
2025 |
|
10 projects
|
2024 |
|
18 projects
|
2023 |
Our building permit records indicate that Dragon Heating and Cooling LLC has worked on at least
35.0 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
|
5 projects
|
Home Additions |
|
35 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Dragon Heating and Cooling LLC mostly works on
hvac project
and home addition
projects.
Pricing
|
6 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
6 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $50,000. 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 Dragon Heating and Cooling LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Spr 2019 cbc interior & exterior alterations for new day care on ground floor of existing 1 story masonry building with new trash enclosure new 6 ft wood fence 5 unenclosed parking spaces 4 bicycle spaces and 2 drop off space in the public street per plans **certified plans corrections: conditional permit subject to field inspections**
Valuation:
$359,000
Permit #:
101039887
Status:
issued
Fee:
$3,525
Permit Type:
N/A
Building Type:
N/A
Self-cert. revision to permit #101061690 to reflect the as-built conditions in the basement level as per architect's plans in existing 2.5-story frame building with basement and attic. the scope of work includes architectural plumbing hvac and electrical. current and proposed use: two (2) dwelling units
Valuation:
$20,000
Permit #:
101072391
Status:
issued
Fee:
$377
Permit Type:
N/A
Building Type:
N/A
Sc 2019 crbc. renovating an existing single family 1 and 1/2 story residential building. adding full dormer at second floor. installing new mechanical elelctrical and plumbing systems. replacing rear wood deck. erecting a new rear wood deck and stair system. (type 5a construction and r-5 use)
Valuation:
$120,000
Permit #:
101068717
Status:
issued
Fee:
$675
Permit Type:
N/A
Building Type:
N/A
Interior & exterior alteration to convert an existing single-family residence into a 2 du building adding a new duplex unit on the existing second and third floors and duplexing the unit on the first floor with the basement level new rear frame addition new south two story wood porch and legalize 6 high fence to resolve building violations as per architect's plans in existing 2.5 stor... see more
Valuation:
$15,000
Permit #:
101061690
Status:
issued
Fee:
$2,661
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc - interior building out of baby kollege inc. daycare center at existing 2 story mixed use masonry building with basement per plans (nfpa 13 sprinkler & manual fire alarm systems under separate permits) **certified plans corrections: conditional permit subject to field inspections **
Valuation:
$100,000
Permit #:
100985877
Status:
issued
Fee:
$7,315
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc - deconvert 3 d.u to single family residence - deconvert atic du and basement du to uninhabitable space. legalized basement bathroom utility and laundry rooms and new rear wood porch as per plans**certified corrections subject to field inspections & audit **and
Valuation:
$10,000
Permit #:
101015426
Status:
issued
Fee:
$995
Permit Type:
N/A
Building Type:
N/A
Self-cert: interior rehab. in existing 5 d.u as per architect's plans in existing 3 story masonry building with basement.the scope of work includes: architectural hvac plumbing andelectric.current and proposed use: 14 d.u.+ 1 retail space (work to be performed in 5 d.u. only located in the entrance of 1945w. augusta blvd.)
Valuation:
$200,000
Permit #:
101038913
Status:
issued
Fee:
$3,230
Permit Type:
N/A
Building Type:
N/A
New food establishment renovate existing res/commercial space class f max occupancy 32 deconvert rear d.u. on 1st fl b3-2 interior alterations for new restaurant limited min basement and 1st fl 1 story building with a basement total area of work 3064sq ft area (bsmt fl :1532 sqft 1st fl1532 sqft)
Valuation:
$1,000,000
Permit #:
100997454
Status:
issued
Fee:
$3,325
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc existing 2 story brick 2 unit building w basement interior alterations new partitions new mechanical plumbing and electrical systems and duplex the 1st floor with basement as per plans (occupancy: r5 const. type ia ***conditional permit subject to field inspections)
Valuation:
$200,000
Permit #:
100996169
Status:
expired
Fee:
$625
Permit Type:
N/A
Building Type:
N/A
Internal renovations for an existing 3 story single family residence w/basement per plans. note: no external work being proposed.**certified corrections subject to field inspections & audit **
Valuation:
$250,000
Permit #:
101055737
Status:
issued
Fee:
$765
Permit Type:
N/A
Building Type:
N/A
Existing 2du building interior remodeling and alterations 3rd floor dormer addition new 3rd floor rear open deck and stairs and rear porch replacement with open deck with stairs as per plans (construction type 5a occupancy r-5)
Valuation:
$150,000
Permit #:
101042006
Status:
issued
Fee:
$1,079
Permit Type:
N/A
Building Type:
N/A
Deconvert 3 d.u. to 2 d.u. remove basement dwelling unit scope of work basement 1191sq ft. building foot print 1363sq ft. per plans
Valuation:
$1,000,000
Permit #:
101031324
Status:
issued
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
New 2 story and basement single family residence on empty lot new rear porch.(conditional permit subject to field inspections)
Valuation:
$1,000,000
Permit #:
101033852
Status:
issued
Fee:
$3,315
Permit Type:
N/A
Building Type:
N/A
Interior rehab of existing single family residence. demolish front porch. replace with new deck. remove construction over carport.new driveway cut and driveway
Valuation:
$120,000
Permit #:
101062739
Status:
issued
Fee:
$675
Permit Type:
N/A
Building Type:
N/A
Self-cert: interior alterartions to exiting retails space to expand to existing restaurant per architect's plans in existing 2 story w basement masonry builidng. scope of work: architectural plumbing hvac and electric. current use: retail space & restaurant. proposed use: restaurant. new openings in non-loadbearing wall at first floor
Valuation:
$40,000
Permit #:
101048998
Status:
complete
Fee:
$1,775
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 chicago codes. interior rehab of existing 2-story w/basement 3 unit brick residential building as per plans
Valuation:
$50,000
Permit #:
101060424
Status:
issued
Fee:
$780
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: duplex 1st floor and basement addition 2 bedroom and 1 bathroom in basement addition closets to existing bedrooms new mep throughout for an existing 3 unit building at 938 n. hamlin ave. (occupancy group r-5; type iii construction)**conditional permit subject to field inspections
Valuation:
$100,000
Permit #:
101022126
Status:
expired
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: interior remodeling including electrical plumbing and mechanical work. also front stairs to be replaced same as existing. to an existing 3 story brick building with basement as 3 dwelling units. all work to be done per plans. (construction class iiia occupancy r5).no dwelling unit in basement
Valuation:
$100,000
Permit #:
101027823
Status:
issued
Fee:
$747
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: porch and interior renovation of an existing 1-story single-family home with a basement as per the attached permit drawing set - includes mechanical (hvac) electrical and plumbing work (occupancy classification group r-5; construction type iii-a)
Valuation:
$75,000
Permit #:
100979211
Status:
suspended
Fee:
$1,050
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: interior gut renovation and exterior improvements for the existing building (exterior porch and deck landscaping windows and roof replacement stone façade cleaning) and construction of a new garage and associated pavement improvements. no change in existing occupancy group r-5 type iiia construction. per plans **certified plans corrections: conditional permit subject to... see more
Valuation:
$200,000
Permit #:
100923124
Status:
expired
Fee:
$987
Permit Type:
N/A
Building Type:
N/A
Dragon Heating and Cooling LLC Reviews
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Dragon Heating and Cooling LLC License info
Verified License
| Status | Active |
| County | Cook County |
| Type | Hvac |
| Date Issued | 06-04-2026 |
- BuildZoom verified this license was active as of August 2026.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 23LICH-0038 |
| 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 Dragon Heating and Cooling LLC 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 # | CR9407 |
| Status | Inactive |
| County | Dupage County |
| Type | Sub Contractor, Hvac |
- 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.
Check this license's status for Dragon Heating and Cooling LLC 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 # | 202101335 |
| 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 Dragon Heating and Cooling LLC at the Village of Oak Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR9407 |
| Status | Inactive |
| County | Dupage County |
| Type | Hvac |
- 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.
Check this license's status for Dragon Heating and Cooling LLC at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
152
Permits
- Building permit records show that Dragon Heating and Cooling LLC has worked on 152 permitted projects.
Dragon Heating and Cooling LLC Employees
RO
Rafael Olmedo
Owner