stars 1 stars 2 stars 3

W5 is a fiercely independent custom marketing research firm. We focus on answering who, what, when, where, and why people relate to products, services, and brands. W5 provides more than research results—we deliver knowledge that empowers clients to confidently make decisions that drive sustainable growth. Want to learn more about W5? Check out our website where you’ll find White Papers and Case Studies on a variety of topics. Want to see what we’re thinking about? Check out our blog: W5blog.com

W5 Questions

Amy Castelda is the Partner of W5.

23 people are employed at W5.

W5 is based in Durham, North Carolina.

Top W5 Employees

View Similar People
Learn More
How It Works
get free account
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups.
search page
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies – all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension.
get contact page
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API.
G2 Leader Spring 2026 G2 Best Est ROI Mid Market Spring 2026 G2 Easiest Admin Mid Market Spring 2026 G2 Most Implementable Spring 2026 G2 Best Results Mid Market Spring 2026 G2 Lead Capture Mid Market Spring 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2025
g2crowd
G2Crowd Trusted
chromestore
300K+ Plugin Users