Union signatory · Laborers · Carpenters · Operating Engineers · Cement Masons · Pipe Trades · CSLB A · B · C13 · C27 · D21   SCCA MEMBER📞 714-622-7111  ·  info@zeco-inc.comCompany FormsStaff Onboarding
Zeco, Inc. logoZECO, INC.ENGINEERING · BUILDING · LANDSCAPE · FENCE
Zeco crew with company backhoe at the Beaumont groundbreaking
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About Zeco

A union-signatory Class A general engineering contractor: underground utilities, pump stations, grading, concrete and site improvements for public agencies — with parks and sports fields among our core markets.

Who we are

Engineering-led. Self-performed.

Zeco, Inc. is headquartered in Yorba Linda and works throughout Southern California. We hold five CSLB classifications under one roof — General Engineering (A), General Building (B), Fencing (C13), Landscaping (C27) and Machinery & Pumps (D21) — which lets us self-perform the technical scopes that drive a public-works schedule — underground wet utilities, pump and lift stations, grading, structural concrete and paving — instead of subcontracting them out. Parks, sports fields and municipal facilities are among the markets we serve most.

We invest in the equipment most contractors our size rent: in-house Trimble survey equipment for layout and as-builts, and Ditch Witch directional-boring and vacuum-excavation equipment for trenchless utility work. We are a signatory union contractor and a member of the Southern California Contractors Association. Every project is run with prevailing-wage certified payroll, DIR-registered subcontractors and the documentation public agencies expect: baseline CPM schedules, submittal registers, SWPPP/WPCP programs, daily reports with photos and two-week look-aheads.

Service area

Orange County · Los Angeles County · Riverside County · San Bernardino County · San Diego County

Leadership

AN
Amin NazariniaPresident, Zeco, Inc.

Amin leads estimating, project management and field operations. He signs every bid, attends every pre-construction meeting, and is the person agencies, inspectors and union business agents can call directly: info@zeco-inc.com · 714-622-7111.

Licensing & credentials

CSLB License
#1031463
Classifications
A · B · C13 · C27 · D21
Labor
Union signatory — Laborers (LIUNA), Carpenters, Operating Engineers, Cement Masons, Pipe Trades, Landscape & Irrigation
Association
SCCA member
Compliance
DIR registered · Certified payroll · Prevailing wage
Environmental
SWPPP / WPCP · QSP / QSD
Certification
Backflow preventer testing
Self-performed
Survey & layout · directional boring · vacuum excavation · wet utilities · earthwork · concrete · landscape · fence
Office
22765 Savi Ranch Parkway, Unit F · Yorba Linda, CA 92887
Request pre-qualification packet
Our standards

What every Zeco job gets

Safety first

Site-specific safety plan submitted before mobilization; tailgate meetings and documented inspections.

Schedule discipline

Baseline CPM in MS Project / P6, updated look-aheads every two weeks and a written narrative with each revision.

Paper trail

Numbered RFIs, submittals, PCOs and daily reports — searchable and shared with the agency.

Fair labor

Signatory to the Laborers, Carpenters, Operating Engineers, Cement Masons, Pipe Trades and Landscape & Irrigation agreements — union wages and fringes, CWA letters of assent from our subs, and certified payroll filed on time.

Careers

Join a union crew that builds public works.

Send your résumé

We hire operators, laborers, landscape and fence installers, project engineers and estimators. Current employees can find payroll and HR resources in the Staff Portal.

Have a project going out to bid?

Add Zeco to your plan-holders list, or send us the invitation directly — our estimating team turns around competitive, complete bids.

Send an Invitation to Bid   Talk to Estimating
Staff sign-in