Updated: Jun 06, 2026
Location and Projects
Address
10473 Arthur Pl., Saint Louis, MO, 63131
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A& Ol HVAC/Mechanical Contractor
A& Ol, Inc, 10473 Arthur Pl, St. Louis, MO (Owned by: A & Ol, Inc.) holds a Hvac Service Ins license and 5 other licenses according to the St Louis County license board.
Their BuildZoom score of 107 ranks in the top 6% of 23,328 Missouri licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring A& Ol, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
A& Ol, Inc Contact Information
Phone Number: (314) 807-4347
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Address: 10473 Arthur Pl., St. Louis, MO 63131
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A& Ol, Inc St. Louis
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
A& Ol, Inc has a BuildZoom score of 107, which places them above 94% of 23,328 contractors in Missouri.
Activity
|
13 projects
|
2025 |
|
18 projects
|
2024 |
|
12 projects
|
2023 |
Our building permit records indicate that A& Ol, Inc has worked on at least
43.0 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 |
|
5 projects
|
New Constructions |
|
31 projects
|
Mechanical projects |
|
30 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that A& Ol, Inc mostly works on
mechanical project
and hvac project
projects.
Pricing
|
4 projects
|
< $5k |
|
9 projects
|
$5k-$20k |
|
12 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $15,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
(accelerated plan review) we are planning to finish the basement with a small bedroom full bathroom and common living area with a dedicated laundry room in the righthand corner of the basement. additionally we are going to re-do both upstairs bathrooms as well as the kitchen. the rest of the home will be painted with fresh flooring
Valuation:
$90,000
Permit #:
24BLD-04560
Status:
issued
Fee:
$990
Permit Type:
Interior finish
Building Type:
N/A
Frame out and finish currently unfinished basement. bedroom (egress window exists) office/work out room family/rec area and kids play room approx 2 000 sq ft
Valuation:
$60,000
Permit #:
24BLD-08183
Status:
issued
Fee:
$357
Permit Type:
Interior finish
Building Type:
N/A
Building the one story room addition with the full basement to the existing construction including dining room family room partially new kitchen area new bathroom and new laundry room
Valuation:
$200,000
Permit #:
23BLD-04924
Status:
issued
Fee:
$1,022
Permit Type:
Addition
Building Type:
N/A
Kitchen remodel water heater electric furnace and hvac unit flooring and baseboards bathroom finish work rear patio door
Valuation:
$20,000
Permit #:
24BLD-07543
Status:
complete
Fee:
$708
Permit Type:
Interior finish
Building Type:
N/A
Basement finish frame out office family/rec area and bathroom in currently unfinished basement
Valuation:
$45,000
Permit #:
24BLD-08414
Status:
complete
Fee:
$299
Permit Type:
Interior finish
Building Type:
N/A
(da lou property services) all existing equipment and most ductwork mains are unmodified. ductwork branches diffusers grills replaced based on new floor plan
Valuation:
$5,000
Permit #:
25MEC-06391
Status:
issued
Fee:
$187
Permit Type:
Replacement
Building Type:
N/A
Replace two heat pump two air handlers with electric heat
Valuation:
$16,000
Permit #:
25MEC-00232
Status:
complete
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
(vacant) replace two furnaces air conditioning units e-coils ductwork exhaust fan
Valuation:
$25,000
Permit #:
24MEC-11416
Status:
issued
Fee:
$295
Permit Type:
Replacement
Building Type:
N/A
Slyman bros appliances - replace and install duct work and inline heaters. plans were approved on 24bld-00801
Valuation:
$35,000
Permit #:
24MEC-03271
Status:
complete
Fee:
$342
Permit Type:
Alteration
Building Type:
N/A
(wyw) bathroom remodel and addition a bedroom in existing family room
Valuation:
$54,000
Permit #:
24BLD-00839
Status:
complete
Fee:
$438
Permit Type:
Interior finish
Building Type:
N/A
Install new hvac system and ductwork
Valuation:
$15,000
Permit #:
25MEC-04216
Status:
issued
Fee:
$193
Permit Type:
New construction
Building Type:
N/A
(work is for owner -elf 10450 llc) install two 10 t gas package roof top units install four ductwork
Valuation:
$50,000
Permit #:
25MEC-08738
Status:
plancheck
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Replace furnace and air conditioning
Valuation:
$5,000
Permit #:
25MEC-01330
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replacement air conditioning units and e-coils
Valuation:
$9,000
Permit #:
24MEC-11417
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Installed air handler and 2t air conditioning ductwork
Valuation:
$15,000
Permit #:
25MEC-09145
Status:
issued
Fee:
$193
Permit Type:
Alteration
Building Type:
N/A
Perform full interior and exterior remodel of the house. plans provided with scope of work
Valuation:
$45,000
Permit #:
23BLD-09447
Status:
issued
Fee:
$299
Permit Type:
Alteration
Building Type:
N/A
Replace furnace, air conditioning unit ecoil
Valuation:
$5,000
Permit #:
23MEC-05083
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Finish basement (one bedroom, one bathroom and play room)
Valuation:
$45,000
Permit #:
22BLD-01314
Status:
issued
Fee:
$338
Permit Type:
Interior finish
Building Type:
N/A
Kitchen bathroom garage staircase remodel
Valuation:
$135,000
Permit #:
21BLD-01567
Status:
complete
Fee:
$671
Permit Type:
Alteration
Building Type:
N/A
Undefined - e-permit
Valuation:
N/A
Permit #:
AMD-LP-014153
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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A& Ol, Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
A& Ol, Inc License info
Verified License
| License # | HVR-5444 |
| Status | Active |
| County | St Louis County |
| Type | Hvac Service Ins |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for A& Ol, Inc at the Saint Louis County Department of Public Works.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC0107302 |
| Status | Active |
| City | University City |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2020. Check the current license status of A& Ol, Inc with the City of University City
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Town And Country |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of A& Ol, Inc with the City of Town and Country
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC0107302 |
| Status | Active |
| City | University City |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of A& Ol, Inc with the City of University City
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| County | St Louis County |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of A& Ol, Inc with the Saint Louis County Department of Public Works
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Town And Country |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of A& Ol, Inc with the City of Town and Country
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
152
Permits
- Building permit records show that A& Ol, Inc has worked on 152 permitted projects.
A& Ol, Inc Employees
AI
A & Ol, Inc.
Owner
OD
Oleg Derkach
Owner
OD
Oleg Dervach
Owner