HPC Testing Services is a full-service testing and compliance center proudly based in Signal Hill, California.
We specialize in DOT-regulated and non-regulated drug and alcohol testing, DNA paternity testing, and workplace safety & compliance solutions that keep employers, drivers, and individuals on schedule and in full compliance.
Our certified collectors and safety specialists provide walk-in testing, same-day appointments, and fast, reliable results. Whether you need a pre-employment drug test, Return-to-Duty (RTD) Clearinghouse services, FMCSA consortium management, CPUC compliance support, or private court-ordered testing, HPCTS is your trusted local resource.
As an active member of the Signal Hill Chamber of Commerce, HPC Testing Services is dedicated to supporting the local business community and neighboring cities.
Our chamber membership reflects our mission to provide accessible, high-quality testing solutions for employers, transportation companies, and residents while contributing to the growth, health, and safety of the region. Check us out : HPC Testing Services Member Page
HPC Testing Services proudly serves clients in:
Signal Hill, Long Beach, Lakewood, Carson, San Pedro, Wilmington, Torrance, Gardena, Lomita, Harbor City, Rancho Dominguez, Compton, Paramount, Bellflower, Downey, Norwalk, Lynwood, South Gate, Huntington Park, Bell, Maywood, Cerritos, Artesia, Hawaiian Gardens, Los Alamitos, Cypress, Stanton, and nearby communities across the South Bay, Gateway Cities, and Los Angeles Harbor areas.

HPC Testing Services en Signal Hill ofrece pruebas de drogas y alcohol (DOT y no-DOT), pruebas de ADN y paternidad y servicios de cumplimiento y seguridad laboral para empleadores, conductores CDL, transportistas, compañías marítimas y clientes particulares.
Contamos con colecciones de orina, cabello y uñas, además de servicios para el Return-to-Duty (RTD) Clearinghouse y consultoría de seguridad CPUC GO-157-E para transportistas de pasajeros.
También realizamos pruebas periódicas de drogas para la Guardia Costera de EE. UU. (Formulario CG-719P) y apoyamos a empresas con programas de consorcio aleatorio (C/TPA) y capacitaciones de seguridad en el lugar de trabajo.
Citas el mismo día, resultados rápidos y servicio confidencial.
Hablamos Español y estamos listos para ayudarle con pruebas para el trabajo, casos de corte, necesidades personales y requisitos de cumplimiento para transportistas.
We love our customers, so feel free to visit during normal business hours.
Mon | 08:30 – 17:30 | |
Tue | 08:30 – 17:30 | |
Wed | 08:30 – 17:30 | |
Thu | 08:30 – 17:30 | |
Fri | 08:30 – 17:30 | |
Sat | 08:30 – 14:30 | |
Sun | Closed |
Copyright © 2025 HPC Testing Services - All Rights Reserved.
Serving Long Beach, Signal Hill, and Los Angeles