Registering as a vendor only takes a few minutes. Once you enter the registration page, you will be led through the registration process using easy-to-follow instructions.
Before you start your registration, please collect the following items:
If you are already registered you can Login to access your profile and make updates at any time.
The updates include general information, Company demographics, Contact info including street address and email, commodities and/or services you provided and standard terms & conditions.
If you need assistance, please contact LA County - ISD Vendor Relations:
Hours: Monday - Thursday (7:00 a.m to 5:00 p.m PST)
Email: ISDVendorRelations@isd.lacounty.gov
Online help guides with step-by-step instructions are available here
Help Guides
Before registering as a new vendor, you can search our directory of vendors to see if you’re already registered with the County of Los Angeles.
The first step in doing business with the County of Los Angeles starts with registering as a County vendor.
Vendors who register with the County of Los Angeles can participate in:
As the County of Los Angeles looks forward to working with vendors, the County would like to remind you of your responsibility to maintain your vendor profile information.
The County uses information of your vendor profile to send you email notifications of posted solicitations and vendor outreach events, etc.
Your company information of contact names, email addresses, phone numbers, physical addresses just to name a few, must be current and accurate in order for the county to do business with you.
LA County has a number of Preference programs which allow the participating vendors to request that a preference be applied when bidding on an LA County Solicitation.
Your starting point for purchasing and contracting opportunities as a vendor with Los Angeles County.
The Vendor Self Service (VSS) Portal allows registered Vendors to manage account information, view financial transactions and respond to solicitations online.
The County of Los Angeles, Auditor-Controller's Office has developed a convenient and secure site for entry of your direct deposit information.
Active Registered Vendors
New Registered Vendors In a Month
Recently Awarded Vendors
Office Location:
Administrative Offices
1100 N. Eastern Avenue, 1st Floor
Los Angeles, CA 90063
Business Hours:
Monday - Thursday
7:00 a.m to 5:00 p.m PST
This button on the home page is ONLY for re-registration vendors (vendors who exist on records with the County but did not register online through Webven). You can contact County Vendor Relations emailat ISDVendorRelations@isd.lacounty.gov to request a Vendor ID and PIN for re-registration.
If your organization is no longer in business or wishes to no longer work with Los Angeles County, to inactivate your account, please send a written request to Vendor Relations at ISDVendorRelations@isd.lacounty.gov. Please note that the account cannot be deleted from the site but will be inactivated from use.
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