Welcome to
Quiroz and Associates, Inc.

What we do

We are a licensed Civil Engineering firm with SBE / DBE / MBE / LSBE / SB(Micro) corporate certifications. From property acquisition, entitlements assistance, final design services, and construction phase administrative services we offer your project the attention it deserves.

Services We Offer:
-Property Acquisition Due Diligence -Land Development Entitlements Assistance (i.e. Conditional Use Permits, civil engineering concept plans, limited processing assistance, project management)
-Civil Engineering Design Services
-Roadway Infrastructure Design
-Utility Infrastructure Design
-Feasibility Studies for Pressure Water, Sanitary Sewer and Storm Drainage
-Structural Design for Single Family Homes and Commercial Uses
-Low Impact Development (LID) / Standard Urban Stormwater Mitigation Plan (SUSMP)
-Storm Water Pollution Prevention Plan (SWPPP)
-Permit Processing
-Construction Phase Administrative Services

Contact Us
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Who we are

Detail oriented team of civil engineering professionals who understand the value of your project.  We take pride in providing clients with the necessary information to make their project successful.


Quality Civil Engineering Design
Excellent Client Service
Over 10 Years Experience


Principal In Charge

Hands On Experience Goes A Long Way

Guiding projects through the permit process and construction phase in multiple jurisdictions from states to cities is an intangible benefit for all clients.

Roque Quiroz, PE (AZ, CA, NV)

Roque has worked with various civil engineering firms from small businesses to national firms where his breadth of knowledge, creative solution development, and high level work ethic showcased his commitment to excellent client service.  Roque grew up in the East Los Angeles area where he attended the local education institutions of Cathedral High School, East Los Angeles College, and California State University of Los Angeles (B.S.C.E. and M.S.C.E).