Tools · Vainu
Vainu
B2B sales intelligence powered by open company data.

Overview
What is Vainu?
Vainu is a sales intelligence platform that aggregates open company data to help B2B teams identify and prioritize prospects. It collects information from millions of public sources and structures it for sales and marketing use. Teams use it to build targeted lists and surface accounts likely to buy.
Vainu operates as a comprehensive company data platform built for B2B sales and marketing organizations. It continuously scans and processes data from public registries, news, websites, and other open sources to maintain profiles on millions of businesses globally. The platform then makes this data searchable and filterable so revenue teams can find the right accounts based on firmographic, technographic, or event-based criteria. Users can integrate this data directly into their existing CRM or sales engagement tools through native connectors and APIs. By centralizing prospect research and company intelligence, it aims to reduce manual sourcing work and improve outbound precision. The product serves teams across various stages of growth, from early startups to large enterprises.
Fit
Ideal customer profile.
B2B revenue teams that need structured company intelligence to power outbound prospecting and account-based strategies at scale.
- Mid-market
- Enterprise
- Series B+
Capabilities
Key features.
01
Open company data aggregation from public sources
02
Firmographic and technographic filtering
03
Real-time trigger events and company signals
04
CRM integrations with major platforms
05
API access for custom data pipelines
06
List building and prospecting tools
07
Company profile enrichment
08
Account scoring and prioritization
09
Market analysis and segmentation
Usage
How to use Vainu.
Teams typically connect the platform to their CRM to enrich existing records and identify net-new accounts matching their ideal customer profile. Sales reps can build filtered lists using firmographic and technographic criteria, then push those lists into outreach sequences. Marketing and operations teams use the data to support account-based strategies and keep their databases current.
Cost
Pricing.
Pricing is not publicly listed and is provided upon request based on team size and data needs.
At a glance
Quick facts.
- Stack position
- Prospecting Data
- Category
- Data and Intelligence, Sales Tools
- Best for
- Mid-market, Enterprise, Series B+
- Pricing
- Pricing is not publicly listed and is provided upon request based on team size and data needs.
Subcategories
- Company Data
- Prospecting
- Sales Intelligence
Pick the tool. We run the system around it.
Vainu is one part of a stack. Phi builds and operates the revenue system the whole stack plugs into.

