Updated: Jul 29, 2026
Location and Projects
Address
2250 S ONEIDA ST, Denver, CO, 80224
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Sigma Homes LLC
Sigma Homes LLC, 2250 S Oneida St, Denver, CO (Owned by: Stuart Spencer & Konstabtine Michelis) holds a Commercial Building Contractor license and 7 other licenses according to the Aurora license board.
Their BuildZoom score of 108 ranks in the top 5% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sigma Homes LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Sigma Homes LLC Services
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Sigma Homes LLC Contact Information
Phone Number: (303) 817-9211
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Address: 2250 S ONEIDA ST, Denver, CO 80224
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Sigma Homes LLC Denver
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sigma Homes LLC has a BuildZoom score of 108, which places them above 95% of 55,949 contractors in Colorado.
Activity
|
5 projects
|
2026 |
|
63 projects
|
2025 |
|
69 projects
|
2024 |
|
77 projects
|
2023 |
Our building permit records indicate that Sigma Homes LLC has worked on at least
214.0 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
|
9 projects
|
New Constructions |
|
6 projects
|
Home Additions |
|
5 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Sigma Homes LLC mostly works on
new construction
and home addition
projects.
Pricing
|
10 projects
|
< $5k |
|
59 projects
|
$5k-$20k |
|
65 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
4 projects
|
$500k-$1mil |
The typical size of their permits is approximately $21,000. 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.
Interior remodel scope of work: interior remodel of single family residence no mechanical work and adding new egress window (see all approved with conditions that apply to scope of work) all work must adhere to 2021 irc 2022 drc 2022 dbca 2022 dec 2010 dzc and s-su-f zone district standards. in addtion all work is subject to field inspections verifying that the scope of work adheres t... see more
Valuation:
$150,000
Permit #:
2025-LOG-0002136
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Buildingonline | carniceria aurora | interior remodel of store includes a new kitchen area
Valuation:
$350,000
Permit #:
1881323
Status:
issued
Fee:
$3,908
Permit Type:
Tenant improvement
Building Type:
N/A
Interior remodel scope of work: interior remodel basement finish. (see all approved with conditions that apply to scope of work) all work must adhere to 2021 irc 2022 drc 2022 dbca 2022 dec and m-rx-5 zone district standards
Valuation:
$18,000
Permit #:
2025-LOG-0000112
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Scope of work – interior remodel (basement finish) this project is approved with conditions under the 2025 denver building code. please refer to the detailed “approved with conditions” requirements below which apply directly to your proposed scope of work. all construction activities must comply with the 2025 denver building code (dbc) denver residential code (drc) denver energy code ... see more
Valuation:
N/A
Permit #:
2025-RESCON-0003293
Status:
final
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
Scrape and building new single family house
Valuation:
$505,000
Permit #:
2025-LOG-0002067
Status:
plancheck
Fee:
$1,552
Permit Type:
N/A
Building Type:
N/A
Interior remodel: basement finish scope of work: 1. one (1) new bedroom with existing egress. 2. one (1) new workout area with existing egress. 3. one (1) new family room 4. one (1) new bathroom room 5. one (1) new utility room all work must adhere to 2021irc and 2022drc
Valuation:
N/A
Permit #:
2024-RESCON-0000402
Status:
final
Fee:
$303
Permit Type:
N/A
Building Type:
N/A
Interior remodel: basement finish scope of work: basement finish interior remodel of the home. proposed: 1. one (1) bedroom and closet with existing egress window. 2. one (1) unfinished storage area. 3. one (1) new bathroom 4. one (1) family room with existing egress. 5. one (1) utility room the ceiling height in every space including landings and stairs must be at least 7 feet in hei... see more
Valuation:
N/A
Permit #:
2024-RESCON-0000396
Status:
final
Fee:
$271
Permit Type:
N/A
Building Type:
N/A
Interior remodel: basement finish scope of work: 1. two (2) new bedrooms with existing egress. 2. one (1) new family room with existing egress. 3. one (1) new bathroom 4. one new utility room all work must adhere to 2021irc and 2022drc
Valuation:
N/A
Permit #:
2024-RESCON-0000404
Status:
final
Fee:
$287
Permit Type:
N/A
Building Type:
N/A
Interior remodel: basement finish scope of work: 1. one (1) new bedroom with existing egress. 2. one (1) new bathroom 3. one (1) family room with existing egress 4. one (1) utility room all work must adhere to 2021irc and 2022drc
Valuation:
N/A
Permit #:
2024-RESCON-0000400
Status:
final
Fee:
$271
Permit Type:
N/A
Building Type:
N/A
1939 s humboldt st- single family residence - interior remodel & small addition addition to single-family
Valuation:
$89,028
Permit #:
2025-LOG-0001686
Status:
approved
Fee:
$190
Permit Type:
N/A
Building Type:
N/A
Interior remodel (basement finish)\] scope of work: interior remodel of the basement all work must adhere to 2021 irc 2022 drc 2022 dbca 2022 dec 2010 dzc (see approved with conditions that apply to scope of work)
Valuation:
N/A
Permit #:
2024-RESCON-0002436
Status:
final
Fee:
$271
Permit Type:
N/A
Building Type:
N/A
New 3-story duplex w basement & detached garage sigma homes 1541 & 1543 glencoe street new construction
Valuation:
$850,000
Permit #:
2022-LOG-0011761
Status:
approved
Fee:
$2,336
Permit Type:
N/A
Building Type:
N/A
Basement finish scope of work assessment tax records indicate: 2013 house with 2536 sf and a 1071 sf basement structural engineer: na architect: na proposed scope of work: remodel existing basement existing escape window 20 000 valuation. provide code compliance notes on documents for construction details fire protection escape exterior wall insulation. all work to comply with 2018 ir... see more
Valuation:
N/A
Permit #:
2022-RESCON-0003670
Status:
final
Fee:
$179
Permit Type:
N/A
Building Type:
N/A
Basement finish scope of work assessment tax records indicate: 2019 house of 2628 sf with a 1229 sf basement structural engineer: na architect: na proposed scope of work: remodel existing basement existing escape window 25 000 valuation. provide code compliance notes non documents for construction details fire protection escape exterior wall insulation. all work to comply with 2018 ir... see more
Valuation:
N/A
Permit #:
2022-RESCON-0002166
Status:
final
Fee:
$179
Permit Type:
N/A
Building Type:
N/A
Basement finish scope of work assessment tax records indicate: 2017 2030 sf house with a 790 sf basement structural engineer: na architect: na proposed scope of work: remodel existing basement existing escape window 25 000 valuation. provide code compliance notes non documents for construction details fire protection escape exterior wall insulation. all work to comply with 2018 irc an... see more
Valuation:
N/A
Permit #:
2022-RESCON-0002163
Status:
canceled
Fee:
$179
Permit Type:
N/A
Building Type:
N/A
Basement finish scope of work assessment tax records indicate: 2021 permitted new residence with exiting escape window wells structural engineer: na architect: na proposed scope of work: remodel existing basement existing escape window 25 000 valuation. provide code compliance notes non documents for construction details fire protection escape exterior wall insulation. all work to com... see more
Valuation:
N/A
Permit #:
2022-RESCON-0002162
Status:
final
Fee:
$219
Permit Type:
N/A
Building Type:
N/A
Buildingonline | basement finish 1726 sf - bedroom full bathroom powder room family room unfinished storage and utility room
Valuation:
$11,734
Permit #:
1811417
Status:
issued
Fee:
$490
Permit Type:
Basement finish p...
Building Type:
N/A
Remodel kitchen vault ceiling master bathroom remodel
Valuation:
$55,000
Permit #:
2025-LOG-0001065
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Single family residence new 1-story side & 3rd floor additions & interior remodel sullivan residence 4225 e. shangri la drive remodel with 3rd story addition
Valuation:
$250,000
Permit #:
2021-LOG-0006686
Status:
approved
Fee:
$805
Permit Type:
N/A
Building Type:
N/A
Buildingonline | mazaya foods - tenant improvement *** co: group m occupancy area= 3 200 sf ***
Valuation:
$65,000
Permit #:
1901635
Status:
issued
Fee:
$1,235
Permit Type:
Tenant improvement
Building Type:
N/A
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Sigma Homes LLC Reviews
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Verified License
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Sigma Homes LLC License info
Verified License
| Status | Active |
| City | Aurora |
| Type | Commercial Building Contractor |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | Building Contractor Class B |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CL3048 |
| Status | Active |
| County | Larimer County, Co |
| Type | Class B |
| Class | Class B |
- When BuildZoom last verified this license, it had an expiration date of June, 2022. Check the current license status of Sigma Homes LLC with the Larimer County
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | A190586 |
| Status | Active |
| County | Douglas County |
| Type | General A |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Sigma Homes LLC at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC000830 |
| Status | Inactive |
| City | Littleton |
| Type | Contractor |
- According to the The City of Littleton, CO, 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 Sigma Homes LLC at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Building Contractor Class B |
- According to the City and County of Denver Community Planning and Development, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC201900448 |
| Status | Inactive |
| City | Thornton |
| Type | Class B Building Contractor |
- According to the Thornton City Development 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 Sigma Homes LLC at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Building Contractor Class B |
- According to the City and County of Denver Community Planning and Development, 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.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
455
Permits
- Building permit records show that Sigma Homes LLC has worked on 455 permitted projects.
Sigma Homes LLC Employees
KM
Konstantine Michelis
RL
Robert Lee
SA
Sigma Homes A
Owner
SS
Stuart Spencer
SM
Stuart Spencer & Konstabtine Michelis
Owner