Updated: May 05, 2026
Location and Projects
Address
5743 S OLEARIA PL, Boise, ID, 83716
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Mammoth Building Company Construction
Based in Boise, Mammoth Building Company specializes in custom home construction throughout the Treasure Valley. The firm offers comprehensive design-build services, guiding clients through every stage from initial planning and architectural design to finished construction. Project types range from new custom homes and vacation properties to large-scale residential remodels, including kitchen and bathroom renovations, additions, and outdoor living spaces. Mammoth Building Company works with homeowners seeking personalized solutions tailored to their lifestyles and property needs. The company emphasizes a collaborative process, integrating client goals with site-specific considerations and architectural solutions. With 8 years of experience in the Boise region, Mammoth Building Company draws on local trade relationships and knowledge of Idaho building practices to deliver projects from concept through completion.
Mammoth Building Company Services
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Mammoth Building Company Contact Information
Phone Number: (208) 761-7588
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Address: 5743 S OLEARIA PL, Boise, ID 83716
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Mammoth Building Company Boise
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mammoth Building Company has a BuildZoom score of 97, which places them above 82% of 53,194 contractors in Idaho.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Mammoth Building Company has worked on at least
3.0 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
|
3 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Mammoth Building Company mostly works on
new construction
projects.
Pricing
|
2 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
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 Mammoth Building Company
This is a sample of this contractor's permits. Click here to access their complete permit history.
Permit for the construction of a new 2239 sq. ft two story (first story 949 sq. ft second story 1290 sq. ft.) single family dwelling with 3 bedrooms 2.5 bathrooms and a 473 sq. ft. attached garage per the approved plans and any notations. prescriptive energy compliance. certificate of occupancy to be issued at final inspection. r-1c zoning and setbacks per planning.***rdp***
Valuation:
$200,000
Permit #:
BLD21-01634
Status:
final
Fee:
$5,852
Permit Type:
New
Building Type:
Single family dwe...
**prescriptive energy requirement**permit for the construction of a new 2871 sq. ft two story (first story 1327 sq. ft second story 1544 sq. ft.) single family dwelling with 3 bedrooms 3.5 bathrooms approximately 200 sq. ft. of covered patio/porch and a 667 sq. ft. attached garage per the approved plans and any notations. r-2 zoning and setbacks per planning. d_s
Valuation:
$200,000
Permit #:
BLD20-02132
Status:
issued
Fee:
$2,807
Permit Type:
New
Building Type:
Single family dwe...
Permit for the construction of a new 2873 sq. ft two story (first story 1920 sq. ft second story 953 sq. ft.) single family dwelling with 4 bedrooms 4 bathrooms approximately 164 sq. ft. of covered patio/porch and a 684 sq. ft. attached garage per the approved plans and any notations. prescriptive energy compliance. r-2d zoning and setbacks per planning. ***rdp*** sprinklers are not r... see more
Valuation:
$200,000
Permit #:
BLD19-03160
Status:
final
Fee:
$3,147
Permit Type:
New
Building Type:
Single family dwe...
Csp 295 t06 - permit for the construction of a new 2484 sq. ft two story (first story 1704 sq. ft second story 780 sq. ft.) single family dwelling with 3 bedrooms 3.5 bathrooms approximately sq. ft. of covered patio/porch and a 506 sq. ft. attached garage per the approved plans and any notations. r-2d zoning and setbacks per planning. new residential single-family dwelling 2 floors to... see more
Valuation:
N/A
Permit #:
SWR24-00311
Status:
issued
Fee:
$7,555
Permit Type:
N/A
Building Type:
N/A
Permit for the construction of a new 2484 sq. ft two story (first story 1704 sq. ft second story 780 sq. ft.) single family dwelling with 3 bedrooms 3.5 bathrooms approximately sq. ft. of covered patio/porch and a 506 sq. ft. attached garage per the approved plans and any notations. r-2d zoning and setbacks per planning. new residential single-family dwelling 2 floors total livable sp... see more
Valuation:
$270,560
Permit #:
BLD23-01827
Status:
issued
Fee:
$6,639
Permit Type:
New
Building Type:
Single family dwe...
Plan mod updated manual j documents***prescriptive component energy approach*** permit for the construction of a new 3508 sq. ft two story (first story 2617 sq. ft second story 891 sq. ft.) single family dwelling with 4 bedrooms 3 bathrooms approximately 160 sq. ft. of covered patio/porch and a 634 sq. ft. attached garage per the approved plans and any notations. r-2d zoning and setba... see more
Valuation:
$200,000
Permit #:
BLD18-04456
Status:
final
Fee:
$3,241
Permit Type:
New
Building Type:
Single family dwe...
Modification - detached garage now 484sq new construction 4/21/22 **jab** - ***esc-yes energy- no*** historic district - drh21-00336 *** permit to remodel a 249 sq ft garage in historic district. work to include; adding 215 sq ft (11'-2 x 19'-4") of new garage; new roof; new walls to existing only where allowed by historic. all work to be done as per plans notes review notes engineeri... see more
Valuation:
N/A
Permit #:
BLD21-04400
Status:
final
Fee:
$425
Permit Type:
Addition
Building Type:
Single family dwe...
(two building permtis filed under bld18-02367)permit for the construction of a new 1, 498 sq. ft 2 story (first story 830 sq. ft second story 668 sq. ft.) townhouse with 4 bedrooms 4 bathrooms approximately 94 sq. ft. of covered patio/porch and a 1, 000 sq. ft. attached garage per the approved plans and any notations. prescriptive energy compliance. r-2d zoning and setbacks per planni... see more
Valuation:
$584,000
Permit #:
BLD19-00490
Status:
final
Fee:
$1,784
Permit Type:
New
Building Type:
Single family dwe...
(two building permits filed under bld18-02367)permit for the construction of a new 1, 716 sq. ft 2 story (first story 829 sq. ft second story 887 sq. ft.) townhouse with 4 bedrooms 4 bathrooms approximately 94 sq. ft. of covered patio/porch and a 1, 000 sq. ft. attached garage per the approved plans and any notations. prescriptive energy compliance. r-2d zoning and setbacks per planni... see more
Valuation:
$584,000
Permit #:
BLD18-02367
Status:
final
Fee:
$2,292
Permit Type:
New
Building Type:
Single family dwe...
**prescriptive energy requirement**permit for the construction of a new 3144 sq. ft two story (first story 2146 sq. ft second story 998 sq. ft.) single family dwelling with 3 bedrooms 3 bathrooms approximately 157 sq. ft. of covered patio/porch and a 719 sq. ft. attached garage per the approved plans and any notations. r-2d zoning and setbacks per planning. **d_s**
Valuation:
$200,000
Permit #:
BLD20-03734
Status:
issued
Fee:
$6,433
Permit Type:
New
Building Type:
Single family dwe...
New water service to house - new construction
Valuation:
N/A
Permit #:
PLM20-03943
Status:
final
Fee:
$55
Permit Type:
New
Building Type:
Single family dwe...
Sewer main to house
Valuation:
N/A
Permit #:
PLM20-03930
Status:
final
Fee:
$55
Permit Type:
New
Building Type:
Single family dwe...
New water and sewer
Valuation:
N/A
Permit #:
PLM20-05092
Status:
final
Fee:
$110
Permit Type:
New
Building Type:
Single family dwe...
***prescriptive component energy approach*** permit for the construction of a new 2, 365 sq. ft two story (first story 1, 668 sq. ft second story 697 sq. ft.) single family dwelling with 3 bedrooms 2.5 bathrooms approximately 226 sq. ft. of covered patio/porch and a 523-sq. ft. attached garage per the approved plans and any notations. r-2d zoning and setbacks per planning. mdh
Valuation:
$188,480
Permit #:
BLD17-03819
Status:
final
Fee:
$2,259
Permit Type:
New
Building Type:
Single family dwe...
**prescriptive energy requirements** permit for the construction of a new 2365 sq. ft two story (first story 1299 sq. ft second story 1066 sq. ft.) single family dwelling with 4 bedrooms 3 bathrooms approximately 689 sq. ft. attached garage per the approved plans and any notations. r-2d zoning and setbacks per planning. jjn
Valuation:
$212,000
Permit #:
BLD18-03631
Status:
final
Fee:
$2,384
Permit Type:
New
Building Type:
Single family dwe...
Temp pole
Valuation:
$100
Permit #:
ELE18-02710
Status:
final
Fee:
$40
Permit Type:
New
Building Type:
Single family dwe...
New single family dwelling
Valuation:
$8,000
Permit #:
PLM18-03362
Status:
final
Fee:
$180
Permit Type:
New
Building Type:
Single family dwe...
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Mammoth Building Company Reviews
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Verified License
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Mammoth Building Company License info
Verified License
| License # | RCE-48236 |
| Status | Active |
| State | Idaho |
| Type | General Contractor Registration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mammoth Building Company at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in July, 2020 that this contractor does not need a license to be a contractor in Idaho.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
11
Permits
- Building permit records show that Mammoth Building Company has worked on 11 permitted projects.
Mammoth Building Company Employees
TH
Tyler Hildebrand
Owner