DESIGN & BUILD
CSLB #1126133
In-house Architect
Our in-house architects work closely from concept to technical drawings, ensuring designs stay practical and buildable.
Fast Turn-around Time
An optimized workflow helps complete drawings quickly,
reducing waiting time and allowing clients to stay on schedule
Fast Permit Approval
Permit documents are prepared in compliance with
local regulations to streamline approvals, and save valuable time.
3D Rendering
Realistic 3D visuals help you clearly envision the finished space,
reducing errors and supporting more confident design decisions.
Interior Design 3D
Interior 3D design optimizes functionality, aesthetics,
and user experience to ensure the space fits real-life needs.
Landscape Design
Designed in harmony with architecture, enhancing visual appeal
and creating a comfortable outdoor environment.
Material Selection Assistant
We assist in selecting materials based on budget, durability,
and function to help control costs and avoid unnecessary overruns.
Smart Design
Smart design solutions optimize space, functionality,
and cost efficiency to deliver comfort, flexibility, and long-term value.
Construction solutions are cost-optimized based on real needs,
helping clients control budgets while maintaining quality.
Affordable Pricing
Each project is assigned a dedicated manager to oversee progress,
quality, and promptly resolve any on-site issues.
Dedicated Project Manager
Budgets are strictly monitored according to the agreed plan,
minimizing overruns and ensuring financial peace of mind.
On-time Budget
Clear and transparent updates at every stage allow clients
to easily track progress and construction details.
Clear Communication
A disciplined management system ensures consistent quality,
controlled timelines, and smooth coordination across the project.
Discipline System
Design for you
Build with us
By BSC
By other
In-house Architect
Our in-house architects work closely from concept to technical drawings, ensuring designs stay practical and buildable.
Fast Turn-around Time
An optimized workflow helps complete drawings quickly,
reducing waiting time and allowing clients to stay on schedule
Fast Permit Approval
Permit documents are prepared in compliance with
local regulations to streamline approvals, and save valuable time.
3D Rendering
Realistic 3D visuals help you clearly envision the finished space,
reducing errors and supporting more confident design decisions.
Interior Design 3D
Interior 3D design optimizes functionality, aesthetics,
and user experience to ensure the space fits real-life needs.
Landscape Design
Designed in harmony with architecture, enhancing visual appeal
and creating a comfortable outdoor environment.
Material Selection Assistant
We assist in selecting materials based on budget, durability,
and function to help control costs and avoid unnecessary overruns.
Smart Design
Smart design solutions optimize space, functionality,
and cost efficiency to deliver comfort, flexibility, and long-term value.
Construction solutions are cost-optimized based on real needs,
helping clients control budgets while maintaining quality.
Affordable Pricing
Each project is assigned a dedicated manager to oversee progress,
quality, and promptly resolve any on-site issues.
Dedicated Project Manager
Budgets are strictly monitored according to the agreed plan,
minimizing overruns and ensuring financial peace of mind.
On-time Budget
Clear and transparent updates at every stage allow clients
to easily track progress and construction details.
Clear Communication
A disciplined management system ensures consistent quality,
controlled timelines, and smooth coordination across the project.
Discipline System
Design for you
Build with us
By BSC
By other
"Excellent execution on ADU. Smart layout, quality build, and highly professional."
Arjun Patel
San Jose, CA
"Best price for a 3B2B ADU! Blackstone is professional and very affordable."
Kevin W.
Fremont, CA
"Great team! Professional, skilled, and delivered exactly what we needed. Highly recommended."
Robert Taylor
Burlingame, CA
"Very professional! Blackstone managed our 500sf ADU project perfectly from start to finish"
Robert J.
San Jose, CA
"Blackstone team is pure talent! They made the most of my 542sf space. Smart, fast & so reliable."
Bao Nguyen
San Jose, CA
"Great team! Professional, skilled, and delivered exactly what we needed. Highly recommended."
Robert Taylor
Burligame, CA
Construction is going smoothly. Clear communication and a reliable team we trust.
Duy T.
Cupertino, CA
"Blackstone is a game changer! Super smooth process and the crew really knows their stuff."
Steven R.
San Jose, CA
"High-quality remodel with great attention to detail. Professional team and a smooth process from start to finish."
Jenny Pham
San Jose, CA



















