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Location and Projects

Address
Po Box 80625 Portland, Portland, OR, 97280
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Mass Design Build Construction

Based in Portland, Oregon, Mass Design Build LLC provides residential design and construction services throughout the greater Portland metro area. The company specializes in new construction, comprehensive remodels, and custom home additions. Mass Design Build works with homeowners on projects that range from kitchen and bathroom renovations to full house remodels, drawing on seven years of experience in the local market. The team emphasizes a design-build process that integrates architectural planning and construction management, allowing for cohesive project execution from concept through completion. In addition to structural renovations, Mass Design Build handles site planning, permitting, and the selection of materials suited for the Pacific Northwest climate. Their portfolio features contemporary and traditional home styles, reflecting familiarity with a variety of architectural approaches tailored to Portland’s neighborhoods.

Mass Design Build LLC Contact Information

Phone: (503) 545-7900 Edit
Address: Po Box 80625 Portland, Portland, OR 97280 Edit

Mass Design Build LLC Portland

Quality

98
84th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Mass Design Build LLC has a BuildZoom score of 98, which places them above 84% of 62,733 contractors in Oregon.

Activity

1 project
2025
1 project
2023
Our building permit records indicate that Mass Design Build LLC has worked on at least 2.0 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.

Pricing

1 project
$20k-$50k
Value Not Public: 2.0 projects
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 Mass Design Build LLC

Sort by: Notable Notable | Date Date | Job Value Job Value
Building - mechanical residential
2025-09-24
Moved heat duct in wall added bathroom fan for a bedroom to bathroom conversion
Valuation:
N/A
Permit #:
B1174525
Status:
final
Fee:
$138
Permit Type:
N/A
Building Type:
N/A
Building permit
2021-03-16
Single pdf - addition of 272 sf on ne corner of residence to enclose existing patio and create sunroom*trade permits separate
Valuation:
N/A
Permit #:
2021-024789-000-00-RS
Status:
filed
Fee:
N/A
Permit Type:
Addition
Building Type:
Single family res...
Building permit
2019-10-02
Convert existing workshop to accessory dwelling unit to include living/dining/kitchen bathroom and bedroom ***plumbing electrical and mechanical permits to be obtained separately***
Valuation:
N/A
Permit #:
2019-115372-000-00-RS
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family res...
Building permit
2023-01-20
Single pdf - renovate 2nd floor primary bedroom/storage/closets into reconfigured bed/closet w/new full bathroom (3 toilets total); addition skylight in bedroom and 2 skylights in bath***et pt mt separate
Valuation:
N/A
Permit #:
2023-003105-000-00-RS
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Building permit
2019-12-30
Alteration to convert existing garage into habitable space for office******et and mt permits obtained seperately*****
Valuation:
N/A
Permit #:
2019-270357-000-00-RS
Status:
complete
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family res...
Building - residential new
2025-08-20
Converting one of their 3 bedrooms into master bathroom and connecting it to adjacent existing bedroom. no addition or modification of footprint. no new windows or modification to existing windows
Valuation:
$30,000
Permit #:
B0837125
Status:
final
Fee:
$578
Permit Type:
N/A
Building Type:
N/A

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