Consumer to Business (C2B) Append API

Get business demographic details with the Consumer to Business record Append API. With a consumer first name, last name, email or LinkedIn URL you can retrieve the business contact name, job title and business details from the Versium Data store, including:

  • Job Title and Seniority
  • Department
  • Role
  • Business email address
  • LinkedIn Profile URL
  • Basic business information
  • Postal address
  • Domain
  • Industry, NAICS, SIC
  • Number of employees
  • Sales volume
  • Year founded


Here's the format to call the Consumer to Business Append API:

Data Tool

The Consumer to Business Append API accepts the following data tool:

Data Tool ValueDescription
c2bUsed to search an append firmographic data from the following consumer inputs:

- First name
- Last name
- Consumer email
- Business domain
- LinedIn Url


Inputs - what the API uses to search

Inputs are information that the Consumer to Business Append API will use to search in the Versium REACH back end. The data tool of this API service accepts the following:

  • Required data tool: First Name, Last Name, Consumer email OR LinkedIn URL

  • Optional data tool: domain

The API will then match your inputs with consumers in the Versium Data store, and returns business information, as available.

ValueData ToolDescriptionExample
firstc2bA person's first nameJohn
lastc2bA person's last nameSmith
emailc2bA valid consumer email[email protected]
domainc2bA business
li_urlc2bA LinkedIn URLAccepted formats:

Optional Parameters

Optional Configuration Parameters are used to specify and configure how the Consumer-to-Append API will perform the search.

Optional Config. ParamValueDescription
rcfg_max_timeA whole or decimal numberMaximum allowed API run time (in seconds).
rcfg_require_email1Returns records with email


First, Last and Email[email protected]

LinkedIn URL

Require records with email