The Best Staffing Agencies in Greenvale, New York

Robert Half is a globally recognized staffing leader with a strong local presence in Long Island, serving Greenvale and surrounding areas since 1948. They excel in high-volume placements for accounting, finance, administrative, and legal roles, with a reputation for rigorous candidate vetting and a 90%+ placement success rate. Clients praise their responsive service and quality matches, while candidates benefit from personalized career support and access to top-tier employers. Their Melville office maintains a 4.3-star rating based on 150+ reviews highlighting reliability and expertise.

Adecco provides comprehensive staffing solutions across industries like manufacturing, healthcare, and office support, with a robust network serving Greenvale from their Melville location. Founded in 1996, they boast a 4.1-star rating from 100+ reviews, emphasizing efficient payroll processing and flexible staffing options. Their client satisfaction stems from a 85%+ retention rate and tailored workforce strategies, while candidates appreciate their extensive job opportunities and supportive onboarding. Adecco's regional expertise ensures reliable service for Nassau County businesses.