Adecco Corporate Phone Number

In order to contact Adecco Corporate Office (Headquarters), you need to call the following Phone Number: 626-814-3324

To contact the Adecco Corporate Office Headquarters directly, you can reach them by phone using the official Adecco corporate phone number at 626-814-3324. This number connects you to Adecco’s main corporate office, where representatives are available to assist with a wide range of inquiries including employment verification, corporate communications, investor relations, and general customer support for both job seekers and businesses.

Whether you’re an applicant seeking job placement assistance, an employer looking for staffing solutions, or an employee needing HR support, contacting Adecco’s headquarters is the best way to get the most accurate and up-to-date corporate information. Be sure to call during regular business hours to ensure prompt service and minimize wait times.

The Adecco corporate phone line serves as the central hub for all high-level inquiries across the United States. Located in California, the Adecco headquarters operates with a professional team trained to handle administrative matters, escalated HR concerns, and nationwide client coordination. When calling the corporate office, it’s helpful to have your employee ID, job reference number, or other relevant documentation ready for quicker service.

If you are trying to resolve an issue related to payroll, benefits, or employment status, or need to follow up on a staffing contract or business partnership, calling the Adecco corporate office at 626-814-3324 is a reliable way to connect with the right department. For additional resources, including office locations, job opportunities, and career tools, you can also visit Adecco’s official corporate website.

Adecco Jobs Website

Adecco HR Contact Number

What are Adecco Office Hours? Adecco Office Hours

The official office hours for the Adecco Corporate Headquarters begin at 10:00 AM and continue through 5:00 PM, Monday through Friday. During these core business hours, all essential corporate departments at Adecco are fully operational and available to provide assistance. These departments include but are not limited to Human Resources (HR), Payroll, Finance, Legal, Compliance, Marketing, Sales, Customer Support, and Client Services.

If you are planning to contact Adecco for any corporate inquiry—whether it’s regarding job applications, staffing contracts, payroll issues, employment verification, or partnership opportunities—it’s strongly recommended to do so during these designated hours. Reaching out within this time frame ensures you’ll connect with the appropriate team members and receive a timely and accurate response from Adecco’s corporate staff.

Adecco’s business hours are specifically designed to support both individual job seekers and corporate clients nationwide. Whether you’re a temporary employee seeking support, a full-time staff member with a question about your benefits, or a business client working with Adecco’s staffing solutions team, you can expect professional support from trained representatives during these hours.

For faster service, it is advisable to place your call earlier in the day, shortly after 10:00 AM, when phone lines are typically less congested. If you’re calling outside of Adecco’s regular office hours, you may be directed to an automated phone system or voicemail. To ensure you receive personalized assistance, plan to contact Adecco’s corporate office within the posted hours of 10:00 AM to 5:00 PM local time.

When Was Adecco Founded?

Adecco, one of the largest and most recognized staffing and workforce solutions companies in the world, was officially founded in the United States in 1996. While Adecco operates globally and has roots dating back to a merger between two European firms in 1996, its U.S. operations have grown steadily since its establishment, solidifying its reputation as a leading provider of temporary staffing, recruitment, and human resource services across the country.

Headquartered in the United States, Adecco employs over 30,000 professionals nationwide, including corporate employees, recruiters, client service managers, and temporary workforce members actively placed across various industries. These employees serve in multiple functions across Adecco’s expansive network of offices and client sites, making it one of the most trusted and scalable employment agencies in the nation. The company continues to play a pivotal role in helping job seekers find employment opportunities and enabling businesses to meet their staffing and workforce management needs.

Today, Adecco continues to expand its presence across all 50 states, offering staffing and HR solutions in areas such as administrative support, industrial labor, engineering, finance, technology, and healthcare. With a strong emphasis on innovation and people-first service, Adecco has positioned itself as a cornerstone in the U.S. job placement and talent acquisition sector.

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