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Search Layer

Contact, Company Data, & Signals

The Search Layer is Lusha's core data API — 98 verified contact and company fields plus real-time buying signals, all accessible through a single set of v3 endpoints. Use it to search, enrich, and prospect at scale.

The Search Layer exposes two categories of data. Data Points are static, verified attributes — contact identity, employment history, emails, phones, and company firmographics. These are refreshed continuously and returned as structured JSON fields on every enrich or search response.

Signals are event-driven triggers — headcount changes, job moves, promotions, hiring surges, website traffic shifts, and news events. Signals fire when something meaningful changes and can be polled or streamed depending on your plan.

Both types are available across the same four endpoints: /search, /enrich, /search-and-enrich, and /prospecting — for both contacts and companies.

Data Points73 static, verified attributes for contacts and companies. Returned on /enrich and /search.
Signals25 real-time event triggers across contacts and companies. Polled via /signals or streamed on Pro+.
One base URLAll endpoints at https://api.lusha.com, authenticated via api_key header. Auth guide →
32
Contact attributes
Identity, emails, phones, employment, LinkedIn, location, and seniority.
66
Company firmographics
Revenue, headcount, industry, locations, technographics, funding, and web presence.
24
Real-time signals
Hiring surges, traffic shifts, news mentions, role changes, and IT spend trends.
290M
Contacts
Verified emails, direct dials, mobile numbers, job titles, and seniority.
29M
Companies
Industry, employee count, revenue, tech stack, and funding status.
Entity
Type
FieldTypePathData typeRefresh
Contact identity (12)
EU Contact
Staticlocation.isEuContactBooleanWeekly
First Name
StaticfirstNameStringWeekly
Full Name
StaticfullNameStringWeekly
Last Name
StaticlastNameStringWeekly
LinkedIn URL
StaticsocialLinks.linkedinStringWeekly
Location City
Staticlocation.cityStringWeekly
Location Continent
Staticlocation.continentStringWeekly
Location Coordinates
Staticlocation.coordinatesArrayWeekly
Location Country
Staticlocation.countryStringWeekly
Location State
Staticlocation.stateStringWeekly
Previous Company
StaticpreviousEmployment[].companyObjectWeekly
Twitter URL (X)
StaticsocialLinks.xUrlStringWeekly
Emails & phones (6)
Do Not Call Flag
Staticphones[].doNotCallBooleanWeekly
Emails + Emails Type
Staticemails[].emailStringWeekly
Emails Score
Staticemails[].confidenceStringWeekly
Emails Update Date
Staticemails[].updateDateStringWeekly
Phones + Phone Type
Staticphones[].numberStringWeekly
Phones Update Date
Staticphones[].updateDateStringWeekly
Employment & seniority (5)
Current Company
StaticcompanyStringWeekly
Department
StaticjobTitle.departmentsArrayWeekly
Job Start Date
StaticjobStartDateStringWeekly
Job Title
StaticjobTitle.titleStringWeekly
Seniority
StaticjobTitle.seniorityStringWeekly
LinkedIn enrichment (7)
LinkedIn Awards
StaticlinkedinAwardsArrayWeekly
LinkedIn Certifications
StaticlinkedinCertificationsArrayWeekly
LinkedIn Connection Count
StaticlinkedinConnectionsCountNumberWeekly
LinkedIn Courses
StaticlinkedinCoursesArrayWeekly
LinkedIn Followers Count
StaticlinkedinFollowersCountNumberWeekly
Previous Emails
StaticpreviousEmailsArrayWeekly
Skills
StaticlinkedinSkillsArrayWeekly
Company firmographics (30)
Additional Description
StaticadditionalDescriptionsArrayWeekly
Alternative Name
StaticalternativeNameStringWeekly
Business Model
StaticbusinessModelStringWeekly
Company Email
StaticemailStringMonthly
Company Phone
StaticphoneStringMonthly
Company Size (Range)
StaticcompanySizeObjectWeekly
Company Type
StaticcompanyTypeStringWeekly
Competitors
StaticcompetitorsArrayWeekly
Crunchbase URL
StaticcrunchbaseStringMonthly
Description
StaticdescriptionStringWeekly
Employees by Department
StaticemployeeCount.byDepartmentObjectWeekly
Employees by Location
StaticemployeeCount.byLocationObjectWeekly
Employees by Seniority
StaticemployeeCount.bySeniorityObjectWeekly
Employees in LinkedIn
StaticemployeeCount.exactNumberWeekly
Funding - Full Detail
StaticfundingObject
Industry - NAICS Code
StaticindustryPrimaryGroupDetails.naicsObjectWeekly
Industry - NAICS Description
StaticindustryPrimaryGroupDetails.naicsDescriptionObjectWeekly
Industry - SIC Code
StaticindustryPrimaryGroupDetails.sicObjectWeekly
Industry - SIC Description
StaticindustryPrimaryGroupDetails.sicDescriptionObjectWeekly
Industry Cluster - Main
StaticmainIndustryStringWeekly
Industry Cluster - Sub
StaticsubIndustryStringWeekly
Industry Primary - Main
StaticmainIndustryStringWeekly
Industry Primary - Sub
StaticsubIndustryStringWeekly
Keywords
StatickeywordsArrayWeekly
LinkedIn Followers Count
StaticlinkedinFollowersNumberWeekly
Name
StaticnameStringWeekly
Revenue Range
StaticrevenueRangeArray
Specialties
StaticspecialitiesArrayWeekly
Technographics
StaticspecialitiesArrayWeekly
Year Founded
StaticfoundedNumberWeekly
Company web & locations (14)
Additional Locations
StaticadditionalLocations.zipCodeArrayWeekly
Company Locations
StaticadditionalLocationsArrayWeekly
Email Domain
StaticemailStringWeekly
HQ City
StaticcityStringWeekly
HQ Continent
StaticcontinentStringWeekly
HQ Country
StaticcountryStringWeekly
HQ State
StaticstateStringWeekly
HQ Zip Code
StaticzipCodeStringWeekly
LinkedIn URL (Company)
StaticlinkedinStringWeekly
Logo URL
StaticlogoUrlString
Website - Alternative Domains
StatichomepageUrlStringWeekly
Website - Domain
StatichomepageUrlStringWeekly
Website - FQDN
StatichomepageUrlStringWeekly
Website - Homepage URL
StatichomepageUrlStringWeekly
Real-time signals (24)
Moved to a New Company
SignalcompanyChangeObjectWeekly
Promotion
SignalpromotionObjectWeekly
Commercial Activity News
SignalcommercialActivityNewsObjectWeekly
Corporate Strategy News
SignalcorporateStrategyNewsObjectWeekly
Financial Events News
SignalfinancialEventsNewsObjectWeekly
Headcount 12M Decrease
SignalheadcountDecrease12mObjectWeekly
Headcount 12M Increase
SignalheadcountIncrease12mObjectWeekly
Headcount 1M Decrease
SignalheadcountDecrease1mObjectWeekly
Headcount 1M Increase
SignalheadcountIncrease1mObjectWeekly
Headcount 3M Decrease
SignalheadcountDecrease3mObjectWeekly
Headcount 3M Increase
SignalheadcountIncrease3mObjectWeekly
Headcount 6M Decrease
SignalheadcountDecrease6mObjectWeekly
Headcount 6M Increase
SignalheadcountIncrease6mObjectWeekly
IT Spend Decrease
SignalitSpendDecreaseObjectMonthly
IT Spend Increase
SignalitSpendIncreaseObjectMonthly
Market Intelligence News
SignalmarketIntelligenceNewsObjectWeekly
People News
SignalpeopleNewsObjectWeekly
Product Activity News
SignalproductActivityNewsObjectWeekly
Risk News
SignalriskNewsObjectWeekly
Surge in Hiring by Department
SignalsurgeInHiringByDepartmentObjectWeekly
Surge in Hiring by Location
SignalsurgeInHiringByLocationObjectWeekly
Surge in Hiring Increase
SignalsurgeInHiringObjectWeekly
Website Traffic Decrease
SignalwebsiteTrafficDecreaseObjectMonthly
Website Traffic Increase
SignalwebsiteTrafficIncreaseObjectMonthly