Introduction
Hiring a Structural Engineer in Los Angeles is rarely a “nice to have.” In a city shaped by seismic risk, hillside construction, aging building stock, and constant remodeling, structural input can be the difference between a smooth permit process and expensive redesigns—or between a safe structure and a dangerous one.
This guide explains what structural engineers do, what hiring one typically costs in Los Angeles, and how to choose the right fit for your project (from a small residential alteration to a complex commercial build).
Because public information varies widely by firm, this list emphasizes professionals and firms with a clear presence, established track records, and publicly available signals of credibility where known. When details like pricing, review summaries, or direct contact info aren’t publicly stated, they’re marked accordingly.
About Structural Engineer
A Structural Engineer designs and evaluates the “bones” of a structure—foundations, beams, columns, shear walls, diaphragms, and connections—so the building can safely resist gravity loads and lateral forces like wind and earthquakes. In Los Angeles, that often means seismic evaluation and retrofit planning, structural calculations for remodels, and construction-phase support when field conditions differ from plans.
You typically need a Structural Engineer when you’re altering load-bearing elements, adding square footage, building an ADU, converting a garage, removing walls, adding large openings, dealing with foundation movement, or retrofitting for earthquakes (including soft-story or other seismic upgrades). Engineers are also hired after damage events (earthquake, fire, vehicle impact, settlement, water-related deterioration) to assess safety and outline repair strategies.
Average cost in Los Angeles (typical ranges): pricing varies by scope, access, and permitting requirements. Many residential-focused structural consultations start in the hundreds to low thousands, while full design/calculation packages for renovations and additions often run from a few thousand to five figures. Complex commercial or multi-story projects can exceed that significantly. If you need stamped calculations and coordinated drawings under a tight timeline, costs usually rise.
Licensing/certifications (California): In California, structural work is performed by engineers licensed through the California Board for Professional Engineers, Land Surveyors, and Geologists (BPELSG). Depending on the project, a California-licensed Professional Engineer (PE) may be sufficient, while certain structures and conditions can require a Structural Engineer (SE) license.
Key takeaways
- Structural engineers verify safety and code compliance for new and existing structures.
- In Los Angeles, seismic considerations are a primary driver for engineering scope.
- Costs depend heavily on project complexity, site access, and permit requirements.
- Always confirm the engineer’s California license status and scope alignment (PE vs SE as applicable).
How We Selected the Best Structural Engineer in Los Angeles
We used practical, buyer-focused criteria that matter when you’re hiring for real projects:
- Years of experience: demonstrated longevity and an established practice (where publicly stated).
- Verified customer review signals (publicly available only): review presence and consistency when clearly attributable (otherwise marked Not publicly stated).
- Service range: ability to support common Los Angeles needs (evaluations, retrofit, design, construction support).
- Pricing transparency: availability of clear consultation/project pricing guidance (often not published; noted accordingly).
- Local reputation: recognizable presence in the Los Angeles market and professional credibility indicators.
This guide relies only on information that is publicly available and confidently attributable to each provider. Where specific details (ratings, review summaries, phone/email, pricing) aren’t clearly published, they are listed as Not publicly stated rather than guessed.
About Los Angeles
Los Angeles is a large, diverse city with a mix of pre-war buildings, mid-century apartments, hillside homes, and high-value new construction—each with different structural concerns. Earthquake resilience, retrofit ordinances/expectations, and complex soil conditions in some areas can increase demand for structural assessments and engineered solutions.
Demand for a Structural Engineer in Los Angeles is commonly driven by remodeling and ADU activity, property transactions that uncover structural red flags, and upgrades to older multi-family buildings. Projects also frequently require coordination between architects, contractors, and city plan reviewers.
Key neighborhoods served (varies by provider): Downtown Los Angeles, Hollywood, Koreatown, Westwood, Brentwood, Century City, Silver Lake, Echo Park, Los Feliz, Studio City, Sherman Oaks, Encino, Tarzana, Woodland Hills, and San Pedro. Coverage outside Los Angeles city limits varies / depends.
Top 5 Best Structural Engineer in Los Angeles
Note: While the title references “Top 10,” many firms do not publish enough verifiable public information (ratings, direct contacts, or review summaries) to confidently compile a verified top 10 without speculation. To follow strict accuracy standards, the list below includes only providers we can confidently identify as real and established.
#1 — John A. Martin & Associates, Inc.
- Rating: Not publicly stated
- Years of Experience: Not publicly stated
- Services Offered: Structural engineering design; seismic-focused structural design support; evaluations/analysis for building projects (varies by project)
- Price Range: Varies / depends
- Contact Phone: Not publicly stated
- Contact Email (if available): Not publicly stated
- Website (if available): https://www.jamastructural.com/
- Google Map or ProfessNow or Yelp Link:
- Google Reviews Summary: Not publicly stated
- Best For (Budget / Emergency / Premium / Family-Friendly / etc.): Complex projects; established firm support
#2 — KPFF Consulting Engineers (Los Angeles)
- Rating: Not publicly stated
- Years of Experience: Not publicly stated
- Services Offered: Structural engineering; design and analysis for buildings and related structures (service scope varies by office and project)
- Price Range: Varies / depends
- Contact Phone: Not publicly stated
- Contact Email (if available): Not publicly stated
- Website (if available): https://www.kpff.com/
- Google Map or ProfessNow or Yelp Link:
- Google Reviews Summary: Not publicly stated
- Best For (Budget / Emergency / Premium / Family-Friendly / etc.): Projects needing a larger multi-discipline consulting platform (varies by project)
#3 — Englekirk
- Rating: Not publicly stated
- Years of Experience: Not publicly stated
- Services Offered: Structural engineering; seismic-related structural services; evaluation and design support (varies by project)
- Price Range: Varies / depends
- Contact Phone: Not publicly stated
- Contact Email (if available): Not publicly stated
- Website (if available): https://www.englekirk.com/
- Google Map or ProfessNow or Yelp Link:
- Google Reviews Summary: Not publicly stated
- Best For (Budget / Emergency / Premium / Family-Friendly / etc.): Seismic-centric scopes and engineering-forward problem solving (varies by project)
#4 — Arup (Los Angeles)
- Rating: Not publicly stated
- Years of Experience: Not publicly stated
- Services Offered: Structural engineering as part of a broader engineering consultancy; design/analysis support for complex building systems (varies by project)
- Price Range: Varies / depends
- Contact Phone: Not publicly stated
- Contact Email (if available): Not publicly stated
- Website (if available): https://www.arup.com/
- Google Map or ProfessNow or Yelp Link:
- Google Reviews Summary: Not publicly stated
- Best For (Budget / Emergency / Premium / Family-Friendly / etc.): Premium, complex, multi-stakeholder projects
#5 — Brandow & Johnston, Inc.
- Rating: Not publicly stated
- Years of Experience: Not publicly stated
- Services Offered: Structural engineering; building structural design and analysis services (varies by project)
- Price Range: Varies / depends
- Contact Phone: Not publicly stated
- Contact Email (if available): Not publicly stated
- Website (if available): https://www.brandowandjohnston.com/
- Google Map or ProfessNow or Yelp Link:
- Google Reviews Summary: Not publicly stated
- Best For (Budget / Emergency / Premium / Family-Friendly / etc.): Clients seeking an established structural-only practice (varies by project)
Comparison Table
| Professional | Rating | Experience | Price Range | Best For |
|---|---|---|---|---|
| John A. Martin & Associates, Inc. | Not publicly stated | Not publicly stated | Varies / depends | Complex projects; established firm support |
| KPFF Consulting Engineers (Los Angeles) | Not publicly stated | Not publicly stated | Varies / depends | Larger consulting platform (varies by project) |
| Englekirk | Not publicly stated | Not publicly stated | Varies / depends | Seismic-centric scopes (varies by project) |
| Arup (Los Angeles) | Not publicly stated | Not publicly stated | Varies / depends | Premium, complex projects |
| Brandow & Johnston, Inc. | Not publicly stated | Not publicly stated | Varies / depends | Established structural-only practice |
Cost of Hiring a Structural Engineer in Los Angeles
Structural engineering fees in Los Angeles typically fall into a few common buckets: a site visit/consultation, a written assessment letter or report (when appropriate), and design/calculation support for permits and construction. For residential work, many owners encounter costs from the hundreds to low thousands for an initial visit and advice, and several thousand to five figures for design packages tied to remodels, additions, or retrofits. Larger commercial scopes can exceed those ranges depending on complexity and coordination requirements.
Emergency pricing: Some engineers can prioritize urgent site evaluations (for example, after visible cracking, settlement, or impact damage). When available, expedited service commonly costs more due to schedule disruption and rapid turnaround expectations. Whether true 24/7 availability exists is not publicly stated for most providers and often depends on existing client relationships.
What affects cost most
- Project type and complexity: removing load-bearing walls, adding stories, retrofits, hillside conditions, or irregular structures increase analysis time.
- Deliverables required: verbal guidance vs stamped calculations, drawings, and permit responses.
- Site constraints: limited access, occupied units, or hard-to-reach framing/foundation areas.
- Permitting and revisions: plan check comments and iterations can add billable time.
- Coordination needs: meetings with architects, contractors, geotech, and inspectors.
- Schedule urgency: rush timelines typically increase fees.
If you want tighter pricing early, ask for a written scope listing deliverables (site visit, calculations, drawings, meetings, revisions) and clarify what is and isn’t included.
Frequently Asked Questions (FAQ)
How much does a Structural Engineer cost in Los Angeles?
Many projects start with a consultation in the hundreds to low thousands, while engineered permit packages for remodels/additions often run several thousand to five figures. Complex or commercial projects can exceed that. Exact pricing varies / depends on scope and deliverables.
How to choose the best Structural Engineer in Los Angeles?
Start by matching the engineer’s typical project type to yours (residential remodel, retrofit, commercial, hillside, etc.). Then confirm California licensure, ask what deliverables you’ll receive, and request a clear written scope with assumptions and exclusions.
Are licenses required in Los Angeles?
Yes—structural engineering work must be performed under the appropriate California engineering license through BPELSG. Depending on the structure and legal requirements, a PE may be sufficient or an SE may be required.
Do I need a Structural Engineer for removing a wall?
If the wall is load-bearing or could affect lateral stability, you typically need engineering. In Los Angeles, permitting often requires structural calculations and details for beams, posts, and connections when altering structural elements.
Can a Structural Engineer help with ADU plans in Los Angeles?
Yes. ADUs commonly require foundation and framing design, lateral load checks, and connection details—especially when converting garages or adding new structures close to property lines. The exact scope depends on the design and site.
What should I ask before hiring?
Ask: What deliverables are included (stamped calcs, drawings, site visit notes)? What’s the timeline? How many revision cycles are included? Will you respond to plan check comments? What information do you need from the architect/contractor?
How fast can I get structural calculations?
Turnaround varies by workload and complexity. Simple assessments may be faster, while full design packages can take longer—especially if field verification, as-builts, or coordination with other consultants is required.
Who offers 24/7 service in Los Angeles?
Not publicly stated for most Structural Engineer providers. Some firms may accommodate urgent evaluations by arrangement, but true 24/7 availability is uncommon and depends on staffing and existing commitments.
Will a Structural Engineer work directly with my contractor?
Often, yes—particularly during construction when site conditions differ from plans. Confirm upfront whether construction administration (RFIs, site visits, revisions) is included and how it is billed.
Do I need a structural inspection before buying a house in Los Angeles?
Not always, but it can be a smart step if you see cracks, sloping floors, prior remodels, hillside conditions, or signs of foundation movement. A structural evaluation can help you understand risk and potential repair scope before closing.
Final Recommendation
If you’re planning a complex, high-coordination project (multi-story, high-occupancy, or architect-led design with multiple stakeholders), start by contacting a larger, established firm such as Arup, KPFF, or John A. Martin & Associates—they’re often structured to support bigger teams and layered reviews (availability varies).
If your priority is seismic-focused thinking for an older building or retrofit-oriented scope, Englekirk is a strong shortlist option based on its engineering-forward positioning (specific review signals and pricing are not publicly stated).
If you want an established structural-only practice and a straightforward engineering relationship, Brandow & Johnston is worth considering, especially if you already have an architect/contractor and need defined structural deliverables.
For budget-sensitive residential work, your best outcome usually comes from getting 2–3 proposals with clear deliverables and comparing scope—not just price—since excluded items (revisions, site visits, plan check responses) can change the real total cost.
Get Your Business Listed
If you’re a Structural Engineer in Los Angeles and want your business details added or updated in this guide, email contact@professnow.com. You can also registe & Update yourself at https://professnow.com/.