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9 Years
experience
Trusted Structural Engineering Services in Los Angeles
NB Engineering is a Los Angeles-based structural engineering firm that provides consulting services for new and existing structures. Established in 2017, we have achieved remarkable growth through consistent client endorsements. Our team of passionate engineers prioritizes service orientation, efficiency, and economy by exploring flexible design alternatives while maintaining strict code compliance and budget adherence. With expertise in both new construction and renovations, we deliver projects of all sizes across residential, commercial, and industrial sectors. Our commitment to client satisfaction drives our approach to structural consulting, ensuring tailored solutions that meet specific project requirements.

We specialize in seismic retrofitting, soft-story retrofits, concrete tilt-up buildings, and steel stair systems. Our experience extends to retaining walls, equipment anchorage, and foundation retrofits. By combining technical proficiency with practical problem-solving, we address structural challenges across diverse project types. Our team maintains a focus on innovation while upholding the highest standards of engineering excellence. Through continuous client collaboration, we ensure that every project achieves both functional and regulatory requirements.
Services
Residential New Construction Commercial Seismic Retrofit Steel Stairs & Railing Structural Consulting Retaining Wall Design ADU Development Concrete Tilt-up Buildings Equipment Anchorage Foundation Retrofit Soft-story Retrofit
Details
  • Year established: 2017
Highlights and features
  • We have provided structural engineering services since 2017
  • Our team maintains strict code compliance in all projects
  • We offer flexible design alternatives without compromising budgets
  • We specialize in seismic retrofitting and soft-story retrofits
  • Our engineers deliver projects across residential, commercial, and industrial sectors
Services
Residential New Construction
We provide comprehensive structural engineering for new residential buildings, ensuring code compliance and optimal design efficiency. Our team addresses foundation systems, framing plans, and load calculations while maintaining budget parameters. With experience in diverse architectural styles, we deliver tailored solutions that balance safety requirements with construction practicality.
Commercial Seismic Retrofit
Our seismic retrofitting services enhance structural safety for commercial buildings through targeted reinforcement strategies. We specialize in soft-story retrofits, shear wall installation, and diaphragm strengthening while minimizing business disruption. Using advanced analysis techniques, we develop cost-effective solutions that meet current earthquake safety standards for existing commercial structures.
Steel Stairs & Railing
We design custom steel stair systems and railing solutions that combine structural integrity with aesthetic appeal. Our engineering covers load requirements, code-compliant dimensions, and material specifications. From industrial applications to architectural features, we ensure safe, durable installations that meet project-specific needs while coordinating with overall building systems.
Structural Consulting
Our consulting services provide expert guidance for complex structural challenges across project types. We assist with feasibility studies, construction document reviews, and problem-solving during development phases. By collaborating closely with architects and contractors, we ensure practical, code-compliant solutions that maintain design intent while addressing structural performance requirements.
Retaining Wall Design
We engineer retaining wall systems that effectively manage soil pressure while ensuring long-term stability. Our designs consider site-specific conditions, drainage requirements, and material selection to prevent structural failure. From residential hillside properties to commercial developments, we create solutions that balance functionality with aesthetic integration into the surrounding environment.
People
Jianfeng Gao
Founder & CEO
Jianfeng Gao leads NB Engineering with extensive structural engineering experience, focusing on innovative solutions for complex projects while maintaining strict code compliance and client budget requirements.
Zilin Xiao
Project Engineer
Zilin Xiao contributes structural analysis expertise to diverse engineering projects, ensuring technical accuracy and practical implementation of design solutions that meet both regulatory standards and client expectations.
Daniel Rivas
Project Engineer
Daniel Rivas specializes in commercial building systems, applying technical proficiency to structural evaluations and retrofit solutions that enhance safety while maintaining construction efficiency for NB Engineering clients.
Song Jin
Draftsman
Song Jin provides detailed technical documentation support, ensuring precise translation of engineering concepts into construction-ready drawings that maintain both structural integrity and design intent.
Jingdong Guan
Project Engineer
Jingdong Guan focuses on residential and light commercial structural systems, delivering practical engineering solutions that balance code requirements with cost-effective construction methods for NB Engineering clients.
Questions
What structural engineering services do you offer?
We provide residential and commercial new construction, seismic retrofitting, steel stair systems, retaining walls, equipment anchorage, and structural consulting services.
How long has NB Engineering been in business?
Our firm has been providing structural engineering services since 2017, with a team of experienced professionals serving Los Angeles clients.
What areas do you serve?
We primarily serve Los Angeles and surrounding areas for all residential, commercial, and industrial structural engineering projects.
Do you handle both new construction and renovations?
Yes, our expertise covers both new construction projects and renovation work, including foundation retrofits and seismic upgrades.
Can you assist with ADU development?
Yes, we specialize in accessory dwelling unit (ADU) development projects, providing complete structural engineering solutions from concept to completion.