Top 100 Staff Augmentation Services in the United States

The Best of October 2026

Looking for a top staff augmentation service in the United States?

Maintaining all of your business processes and services requires an incredible amount of patience and diligence, and sometimes you need external expertise to do so.

To assist you in your search for a partner, we’ve compiled this list of the top IT staff augmentation companies in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.

Jump to Most Reviewed Companies

List of the Best United States Staff Augmentation Firms

2581

Hirexa Solutions

(0 Reviews)

Not yet reviewed.

Undisclosed

250 - 999 employees

McLean, VA

IT staff augmentation company Hirexa Solutions is located in London, England and Amsterdam, Netherlands. Founded in 2015, the team focuses on IT staff augmentation and Custom Software Development.
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2582

Select VoiceCom

(10 Reviews) 4.8

Timeliness
4.8

Service Excellence
4.8

Value
4.6

Would Recommend
5.0

$5,000+

1,000 - 9,999 employees

Savannah, GA

Launched in 2008, Select VoiceCom is a call center. They are in Cebu City, Philippines; Davao City, Philippines and Savannah, Georgia and have a large team. The company focuses on Call Center Services, Customer Service Outsourcing, Sales Outsourcing, Finance & Accounting Outsourcing (FAO), and more.
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2583

Intelassist

(0 Reviews)

Not yet reviewed.

$10,000+

1,000 - 9,999 employees

South San Francisco, CA

Intelassist is an Accounting company. The company is based in Quezon City, Philippines and South San Francisco, California. Their team specializes in Accounting and Call Center Services.
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