Updated: Jul 10, 2026
Location and Projects
Address
521 CURTIS STREET, Albany, CA, 94706
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Assembly Builders Construction
Serving Albany, Berkeley, and surrounding East Bay communities, Assembly Builders brings over three decades of experience to residential construction and remodeling projects. The company fields its own crew and is able to self-perform a wide range of trades, including concrete, framing, plumbing, electrical, finish carpentry, tile, and painting. For project aspects outside their in-house scope, Assembly Builders utilizes established relationships with specialized subcontractors. The team emphasizes clear communication to ensure clients understand both the construction process and project details at each stage. With 32 years in operation, Assembly Builders is equipped to handle projects from structural work through finishing touches, working closely with homeowners to deliver residential renovations and custom builds.
Assembly Builders Services
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Assembly Builders Contact Information
Phone Number: (510) 910-5973
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Address: 521 CURTIS STREET, Albany, CA 94706
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Assembly Builders Albany
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Assembly Builders has a BuildZoom score of 108, which places them above 95% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
7 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Assembly Builders has worked on at least
14.0 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
|
Home Additions |
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Assembly Builders mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $25,557. 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.
The project is an existing 2-story residence. new additions are being proposed at: 4 ft addition at kitchen addition for new bedroom in-fill addition for mudroom and addition at first floor. remodel primary bedroom suite new powder room new study and remodel family room at second floor; addition shower room and bike storage at first floor. update electrical plumbing and mechanical. cl... see more
Valuation:
N/A
Permit #:
BIAD23-007849
Status:
issued
Fee:
$14,025
Permit Type:
N/A
Building Type:
N/A
Basement level - complete foundation replacement & struct. improvements. interior remodel of existing w.c. and work room first floor - interior remodel of existing kitchen dining room living room primary bedroom and bathroom with new powder room. replacement of existing rear wood framed deck and stair second floor - interior remodel of existing 3 bedrooms and shared bathroom. new laun... see more
Valuation:
$800,000
Permit #:
BIAL22-012675
Status:
final
Fee:
$14,331
Permit Type:
N/A
Building Type:
N/A
**rev2 (dm 4/18/2023) revision: sheet e501: site utility connection to existing transformer as part of existing project ***rev1 6/29/22 (jm) revised accessible entry door dated 7/6/2022 revised structural new beam addition dated 6/21/2022 and revised elec; panel relocation dated 6/13/202*** pln20-0160 demolition and renovation of existing first floor (m) mercantile retail and existing... see more
Valuation:
$1,000
Permit #:
CB21-0102-REV2
Status:
issued
Fee:
$731
Permit Type:
N/A
Building Type:
N/A
Lower (e) garage floor & attic floor above to be aligned with the (e) 1st and 2nd floors. building (n) parking pad. widen (e) driveway curb cut to allow adequate turning radius and visibility. relocate and reconfigure basement bathroom. reconfigure kitchen & powder room @ 1st floor. reconfigure bedroom layout @ 2nd floor
Valuation:
$300,000
Permit #:
B2021-00317
Status:
issued
Fee:
$14,762
Permit Type:
N/A
Building Type:
N/A
***rev1 6/29/22 (jm) revised accessible entry door dated 7/6/2022 revised structural new beam addition dated 6/21/2022 and revised elec; panel relocation dated 6/13/202*** pln20-0160 demolition and renovation of existing first floor (m) mercantile retail and existing second floor (r-3) residence to proposed first floor mercantile retail cannabis dispensary and second floor office secu... see more
Valuation:
$11,500
Permit #:
CB21-0102-REV1
Status:
issued
Fee:
$1,015
Permit Type:
N/A
Building Type:
N/A
Adding a bedroom and bathroom remodeling the kitchen
Valuation:
$250,000
Permit #:
BD23-0211
Status:
issued
Fee:
$7,007
Permit Type:
Addition remodel
Building Type:
N/A
Remodel 152 sf kitchen replace doors & windows move electrical panel w pem
Valuation:
$25,557
Permit #:
B25-018601
Status:
issued
Fee:
$1,221
Permit Type:
N/A
Building Type:
N/A
Raise (e) 1-story 2 bed/1 bathroom house approx. 8 feet. building (n) ground floor addition w internal staircase & remodel upper floor to create 2-story 4 bed/3 bathroom house. (see garage demolish permit #b2020-03995 and b2021-00951 for rebuild.)
Valuation:
$300,000
Permit #:
B2020-03994
Status:
issued
Fee:
$16,236
Permit Type:
N/A
Building Type:
N/A
Main house interior remodel including plumbing electrical and mechanical works with small corner infill addition new replacement windows and doors exterior siding repair and replacement and new roofing. fire zone 2
Valuation:
$300,000
Permit #:
B2020-03933
Status:
issued
Fee:
$16,090
Permit Type:
N/A
Building Type:
N/A
The proposed project is a simple greywater system for a single family residence as outlined in 2022 ch. 15 cpc 1503.1.2
Valuation:
$6,000
Permit #:
B2024-03690
Status:
issued
Fee:
$183
Permit Type:
N/A
Building Type:
N/A
Kitchen and bathroom remodel. replace existing sliding door and replace larger window with a smaller window
Valuation:
$57,000
Permit #:
B2022-02536
Status:
issued
Fee:
$3,261
Permit Type:
N/A
Building Type:
N/A
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2021-07-02
Remodel kitchen bathroom dining room at existing single family dwelling including convert laundry to new bathroom w utility area. addition pocket door at bedroom #3 relocate closet at bedroom #1. remove existing chimney & fireplace hearth. replace (2) windows & enlarge (2) windows. drx190607 (includes mechanical electrical plumbing)
Valuation:
$105,000
Permit #:
RBC1901403
Status:
complete
Fee:
$5,268
Permit Type:
N/A
Building Type:
N/A
Voluntary strengthening of the walls at the crawlspace and partial foundation replacement. in accordance with cbc chapter a3 for the earthquake brace & bolt program. qualifies for transfer tax rebate
Valuation:
$21,775
Permit #:
B2021-00554
Status:
final
Fee:
$1,305
Permit Type:
N/A
Building Type:
N/A
Tenant improvement 2 840 sq ft - cannabis sales
Valuation:
$300,000
Permit #:
BD18-1277
Status:
final
Fee:
$11,344
Permit Type:
Tenant improvement
Building Type:
N/A
Plumbing for new 575 sf. secondary unit w kitchen 1 bedroom 1 bathroom. and (approx.) 940 sf. of internally connected additional habitable space. remodel existing kitchen & 1 bathroom at 2nd level. scope of work also includes a 31 square-foot pop out addition to the second floor ds170022 secondary unit address will be 4928 webster street
Valuation:
N/A
Permit #:
RP1703379
Status:
final
Fee:
$819
Permit Type:
N/A
Building Type:
N/A
Mechanical for new 575 sf. secondary unit w kitchen 1 bedroom 1 bathroom. and (approx.) 940 sf. of internally connected additional habitable space. remodel existing kitchen & 1 bathroom at 2nd level. scope of work also includes a 31 square-foot pop out addition to the second floor ds170022 secondary unit address will be 4928 webster street
Valuation:
N/A
Permit #:
RM1702402
Status:
final
Fee:
$667
Permit Type:
N/A
Building Type:
N/A
(b) - building alteration - 3+ residential units or commercial (building)
2025-04-02
Tenant improvement convert (e) warehouse to indoor cannabis cultivation facility
Valuation:
$325,000
Permit #:
B1705503
Status:
final
Fee:
$19,129
Permit Type:
N/A
Building Type:
N/A
Partial perimeter foundation and complete basement concrete slab replacement. partial replacement of site retaining wall. property in fire zone 2
Valuation:
$26,000
Permit #:
B2020-02666
Status:
issued
Fee:
$1,312
Permit Type:
N/A
Building Type:
N/A
Upgrade existing 100amp main service to 200amps
Valuation:
N/A
Permit #:
B2023-02087
Status:
issued
Fee:
$127
Permit Type:
N/A
Building Type:
N/A
Davis street wellness center 18 747 sq.ft. tenant improvement. (suite 3089 & 3079) - new trash enclosure
Valuation:
$500,000
Permit #:
B18-0288
Status:
final
Fee:
$26,999
Permit Type:
N/A
Building Type:
N/A
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Projects
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Assembly Builders License info
Verified License
| License # | 1000158 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Assembly Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-F219230-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Sole Ownership, Corporation |
- According to the United States Environmental Protection Agency, 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 Assembly Builders at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-F158262-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Sole Ownership, Corporation |
- According to the United States Environmental Protection Agency, 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 Assembly Builders at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 945975 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- According to the California Contractors State License Board, 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 Assembly Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Accredited Surety & Casualty Company Inc |
64
Permits
- Building permit records show that Assembly Builders has worked on 64 permitted projects.
Assembly Builders Employees
DL
David Keith Libby
Rmo / Ceo / Pres
MR
Mario Ernesto Romero
Officer