A Few Words

About Us

Structural Engineering + Construction
SEC (Structural Engineering+construction)

Who We Are

Licensed Professional Engineer focused on providing structural engineering services for residential (New, Addition, Remodeling, Interior Remodeling (Open Space Concept)), Accessory Dwelling Unit (ADU) for Single-Family and Multi-Family Residence, commercial, legalization of un-permitted construction, industrial, and Tenant Improvement (TI) type of projects. Specializing in providing engineering services within the reasonable time frame, keep construction costs within budget, and keeping you and professionals involved happy and satisfied.

Essam “Sam” Lobnan M.S., P.E.
(CA & AZ)

Principal Engineer


Bachelor of Science – Civil Engineering – California State University, Pomona

Master of Science – Civil Engineering (Emphasis: Structural) – California State University, Long Beach

Board for Professional Engineers, Land Surveyors, and Geologists

State License Verification: Essam Lobnan


Projects Completed


Happy Customers


Awards Received


Years In Service


Structural Engineering Analysis and Design (Structural Plans and Calculations)

Structural Engineering Report for Banks and Insurance Companies, Structural Damage (Termite, Water, or Fire).

Drafting Structural Plans (Blueprints) and Structural Details Utilizing (Auto-Cad), Structural Observation, Permit Processing, and more…

Questions & Answers:

  1. Historical Autographs
  2. Albert Einstein Memorabilia
  3. Sportscards
  1. Albert Einstein
  2. Theodor Herzl
  3. Oskar Schindler
  1. Hebrew University of Jerusalem
  2. Library of Congress
  3. White House
  • I enjoy being helpful to all kind of people specially in time of need
    1. Blood Donation
    2. California Task Force 1 – (CATF-1) – Structures Specialist
    3. Educate and Tutor younger generation in Math and Engineering