Sales Intelligence & B2B Data Tools

Knowlee is an AI agentic operating system purpose-built for B2B sales organizations to scale AI-driven revenue work. It connects to multiple intelligence sources and runs continuous agentic workflows for prospecting, enrichment, and pipeline orchestration.

LinkedIn Sales Insights is a sales intelligence and market analytics product that provides access to reliable, trusted data for smarter sales planning. It helps revenue teams identify and prioritize accounts using aggregated LinkedIn member and company data.

Adapt.io is a sales intelligence platform designed for B2B professionals providing accurate contact data, AI-driven prospecting, and seamless CRM integrations. The company offers seamless integration with popular CRMs and tools like LinkedIn through its Prospecter Chrome extension.

Variant.ai is a sales intelligence and B2B data platform that helps sales teams find and close deals with customers using data analytics, machine learning, and automation.

Autobound turns 150+ real-time signals (news, hiring trends, social posts) into hyper-personalized sales content written by AI, but crafted like a human. Autobound is a sales intelligence platform built for the signal era.

Dataguy is a B2B data provider offering sales intelligence and lead generation data for GTM teams. Provides verified business contact and firmographic data for prospecting and sales research.

Leadiro is a B2B sales intelligence platform specializing in predictive lead scoring. Helps companies identify high-priority leads and opportunities based on behavioral and firmographic signals.

SalesQL is a B2B prospecting platform with 200M+ verified professional contacts. Helps sales, recruiting, and growth teams find verified emails, phone numbers, and enriched contact/company data from LinkedIn and proprietary sources.

Enriched.ai is a sales intelligence and B2B data enrichment platform providing verified contact data and company information for sales and prospecting teams.

Hunter.io is an email discovery and verification tool that enables sales teams to find verified business email addresses and contact details. The platform uses pattern recognition and crawls public data to identify email formats and provides high-accuracy email discovery.

Clearbit is a B2B marketing intelligence platform that provides real-time data enrichment, website visitor identification, and form-shortening solutions. Now fully integrated into HubSpot as Breeze Intelligence, it enables automatic CRM enrichment with firmographics and technographics.

D&B Hoovers is a sales acceleration platform leveraging Dun & Bradstreet's commercial data heritage to help B2B marketing and sales teams find prospects and growth opportunities. The platform provides access to 330M+ companies and 520M+ contacts anchored by the D-U-N-S Number.

Crunchbase provides API access to company data, funding information, and business intelligence. Owler Max offers tiered plans with contact data, sales triggers, CRM integration, and API access for competitive intelligence.

Datarade is a software platform and data marketplace that allows businesses to search, compare, and preview external datasets from verified providers. It organizes data into 560+ categories across financial, geospatial, consumer, healthcare, and transactional data.

Clearbit, founded in 2014, is a B2B data provider specializing in company and contact information. The Prospector tool fills pipelines with high-quality leads based on 100+ data fields with 95% accuracy. Now part of HubSpot.

Diffbot is an AI-powered web data extraction and crawling platform using machine learning and computer vision to automatically extract structured data from web pages. It requires no rules to read content and works across any website or language.

Crustdata is a B2B data provider offering real-time company and people datasets through APIs and data feeds. Nubela provides Proxycurl API and LinkDB dataset for building sales intelligence applications.

Proxycurl is a data enrichment API pulling fresh and accurate B2B data of people and companies legally at scale. It provides a fully-managed API sitting between applications and raw data, eliminating the need for web-scraping teams.

Coresignal offers professional B2B API solutions for company data, employee information, and job postings. It provides millions of continuously updated data records across 249 countries for trend analysis, competitive intelligence, and sales intelligence.

Lead411 is a B2B sales intelligence and lead generation platform helping sales teams find verified business contacts, buyer intent signals, and company growth data. It provides contact enrichment with verified emails, direct phone numbers, and intent signals.

SignalHire is a professional search and lead generation tool providing access to verified email addresses, phone numbers, and social media profiles of professionals. It offers highly customizable search functionality to filter by location, industry, job title, and company size.

ContactOut is a Chrome extension that surfaces email addresses and phone numbers while browsing professional profiles. It provides reverse email lookup to find names, LinkedIn profiles, and phone numbers from email addresses.

Swordfish AI is an advanced email and phone number finder tool providing access to verified professional and personal contact information. It simultaneously connects to 200+ network data partners to deliver the most updated and accurate contact details.

Nimble Prospector is a browser plugin allowing users to hover over a person's name anywhere on the web and create enriched contact records in the Nimble CRM database in seconds. Works across Chrome, Firefox, Safari, and Edge.

Lusha is a B2B data and buying signals platform providing APIs that expose unified, real-time data across contacts, companies, and signals. It powers enrichment, prospecting, and automated go-to-market workflows.

Cognism Enrich is a purpose-built data enrichment tool combining accurate, compliant data with continuous CRM integrity. It automatically enriches new contacts via API with GDPR-compliant B2B data without lag or manual intervention.

Echobot merged with Leadfeeder in 2023 to form Dealfront, a go-to-market platform built for European sales and marketing teams. It provides a database of 60M+ companies and 400M+ contacts sourced from official trade registers and enriched by language-specific AI models.

DiscoverOrg, acquired by ZoomInfo in 2019 for $735 million, is now part of ZoomInfo's go-to-market platform. The combined platform provides 360-degree views of contacts, companies, and opportunities to target and convert.

InfobelPro offers data enrichment services to improve B2B datasets with accurate and complete data. It covers over 360 million companies worldwide and provides functionality for completing key data fields with over 460 available data points.

Global Database is a cloud-based sales intelligence platform providing comprehensive company intelligence and business data across 195 countries. It offers access to complete company information including financial data, credit reports, contact details, and organizational structure.

Endole is a UK business intelligence platform providing access to comprehensive intel on 7M+ UK companies, including decision makers, financials, risk profiles, and more. Incorporates data from Companies House, Trust Online, and other official sources.

Kompass is one of the world's leading providers of B2B company information and marketing solutions, with a global online directory containing detailed profiles of millions of companies across more than 70 countries. Founded in Switzerland in 1944.

Pappers is a French company database providing free access to public data on companies registered in the Business and Company Register (RCS). Founded in July 2020, it centralizes data from official sources like INSEE, INPI and BODACC.