Across our business, technology, and healthcare databases, VOS Marketing maintains access to tens of millions of verified, soft opt-in contacts. Every list is filterable to your exact targeting criteria rather than sold as a one-size-fits-all export — so you're not paying for contacts you'll never use.
Business Database
Executive and decision-maker contacts across dozens of industries, plus ready-to-use specialty lists.
Learn more →Technology Database
30M+ IT professionals, software users, and decision-makers — filterable by software category, CRM, and ERP platform.
Learn more →Healthcare Database
Contacts across hospitals, clinics, labs, and specialty practices, plus physician specialty targeting.
Learn more →Appending Service
Send us your partial records — we fill in verified, soft opt-in email addresses so your existing list becomes usable again.
Learn more →Partner Program
Agencies and consultants can resell or co-brand VOS data solutions with dedicated support and revenue share.
Learn more →Not Sure Which Database Fits?
Most clients start with a free sample from the database closest to their target market, then refine criteria from there. If your ideal customer spans more than one category — say, IT decision-makers at healthcare companies — we can build a cross-referenced list rather than making you buy and merge two separate ones.