Alpha Structural Inc

Licensed general contractor, concrete contractor in Sunland, Los Angeles, California

CSLB licence active4.9(370 reviews)

Alpha Structural Inc holds CSLB licence 663409, active, licensed since 21 Jan 1993, rated 4.9 from 370 Google reviews. Bonded for $25,000 with American Contractors Indemnity Company. Clean CSLB record, with no citations, complaints or legal actions disclosed.

98score

Report card

  • Licence activeCSLB #663409, class A, B, C-8. Issued 21 Jan 1993, expires 31 Jan 2027.
  • Licensed 34 yrsSince 21 Jan 1993.
  • Bonded$25,000 with American Contractors Indemnity Company, since 1 Jan 2023. California requires the same $25,000 bond of every contractor.
  • Workers' comp insuredSafety National Casualty Corporation, policy INT45030338CCN2000707, valid to 1 Jan 2027.
  • Clean CSLB recordNo citations, complaints or legal actions disclosed.CSLB record
  • BBB AccreditedIts BBB rating, complaints and reviews are on its Better Business Bureau profile.BBB profile Complaints Reviews
  • 966 building permits since 2020Pulled under this licence (City of Los Angeles, LADBS), most recently 16 May 2023.

Checked against the Contractors State License Board (CSLB) register on 4 Nov 2026.

About Alpha Structural Inc

People on the licence
Linda Lee Tourje (officer), David Charles Tourje (qualifier, CEO and president), Kyle Davis Tourje (officer), Maximiano Luis Oliva (officer)

Google reviews

4.9(370 reviews)
Shen Schulz★★★★★ 3 months ago

Brad Nestler at Alpha Structural did an outstanding job today. He took his time, was incredibly thorough, and explained everything in a way that was easy to understand. He wasn't in a hurry—he carefully inspected every important detail, even crawling underneath the home and taking excellent photographs to document his findings. What impressed me most was Brad's exceptional depth of knowledge in construction and stru…

Jeremy Marks★★★★★ 3 months ago

I had a great experience with this company. Fabian was extremely friendly, unbelievably thorough, and took the time to explain everything he found in my crawlspace and around my foundation. By the time he was finished, I felt like I had a clear understanding of exactly what was going on and what, if anything, needed attention. I never felt rushed, and he answered all of my questions patiently and professionally. I’m…

Alex Maloutas★★★★★ 6 months ago

Huge thank you to Gabriel, Lalo, Casimiro, Juan, Roberto and Ellseo for all your hard work and attention to details. The project manager and crew all went above and beyond to make sure the job was done right and according to Aldo's structural evaluation and recommendation. We will definitely be using Alpha Structural again! If you are wondering, the work done was for our foundation. We had a dip in the floor because …

Banou Bahar★★★★★ 6 months ago

Erinn was extremely professional, knowledgeable, and thorough during his inspection of the plumbing system in my home. He took the time to carefully assess the situation, clearly explained what was happening underneath the property, and answered all of my questions with patience and expertise. What really stood out was her attention to detail and her honest, straightforward approach. I truly appreciated how he iden…

Suzanne Kampe★★★★★ 2 months ago

David Park was thorough, professional and incredibly knowledgeable. He carefully inspected my 1920’s home and patiently answered all of my questions and concerns regarding the foundation, possible termites, wood beams subfloors and plumbing. I also really appreciated the professionalism of ALPHA from the initial appt scheduling through inspection. ALPHA kept me updated and David was punctual and prepared. Overall …

Read all 370 reviews on Google Reviews and photos from Google, refreshed every 30 days.

Recent permits

Building permits pulled under licence #663409, from City of Los Angeles, LADBS open data. Locations are shown to ZIP code only.

  • 16 May 2023 · Bldg-Alter/Repair · ZIP 90026PARTIAL FOUNDATION REPLACEMENT PER ENGINEERING
  • 8 May 2023 · Bldg-Alter/Repair · ZIP 90065Waterproofing and sub-drain system at (E) attached garage. 1 of 2
  • 8 May 2023 · Grading · ZIP 91042GRADING FOR PILE AND FOUNDATION REPAIR
  • 8 May 2023 · Grading · ZIP 90065Grading of ( 50 CY) for waterproofing and sub-drain system at (E) atta
  • 8 May 2023 · Bldg-Alter/Repair · ZIP 91042REPAIR SFD. PARTIAL PILE SUPPORTED FOUNDATION REPLACEMENT. PARTIAL WAL

OSHA inspections

  • 7 Apr 2026 · Accident0 violations · case
  • 4 Dec 2025 · Complaint5 violations, $18,970 penalty · case
  • 26 Dec 2024 · Complaint2 violations, $1,800 penalty · case
  • 30 Oct 2018 · Accident4 violations, $18,600 penalty · case

US Department of Labor enforcement data, matched by business name and city.

Why it ranks #3 of 9,857 general contractors in Los Angeles

Years licensed weight 30100%
Complaint record weight 25100%
Bond and workers' comp weight 10100%
Google reviews weight 3594%

Score 97.8 / 100. Claiming this listing or using Theo never changes it. How we rank

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