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Any individual or legal entity wishing to establish a commercial relationship with inteia must be registered in the Supplier Information System, regardless of any prior or existing contracts. This system provides access to essential supplier data, including general information, financial background, and relevant experience.
To register, applicants must visit ISA’s website at www.isa.com.co, go to the “Suppliers” menu, and select the “Supplier Registration” section, where they will find the requirements and procedures for ISA’s Supplier Information System.
For assistance with the registration process, the Applicant must contact PARSERVICIOS INTEGRALES, the company responsible for managing ISA’s Supplier Information System, through one of the following channels:
Supplier portal: https://www.parservicios.com/isa/
Email: solicitudesisa@parservicios.com
Customer service line: 018000189987 or (1) 7437001, Option 3
On-site support: Calle 125 #21 – 70, Office 502, Bogotá, Colombia
Hours of operation: 7:00 a.m. to 5:00 p.m. (local time)
Once the registration form has been completed and all documentation, as outlined in the Registration Guide, has been submitted, PARSERVICIOS INTEGRALES will issue a Supplier Registration Certificate within approximately two (2) business days. It is the Applicant’s responsibility to complete this process in advance, as required for participation.
The COMPANY will verify that the Applicant holds a valid registration certificate in the Supplier Information System prior to the submission of any required documentation. Proposals submitted by non-registered applicants will be rejected.
Applicants are encouraged to visit www.inteia.com.co regularly and consult the “Suppliers / Requests for Proposals” section to review active procurement processes and identify those of potential interest.
Click on a topic of interest to find the answers you need
Tax certificates are issued annually and are available on the Supplier portal.
You can download your tax certificates from the Documents section on our portal.
“According to Article 50 of Law 789 of 2002, public entities must verify and document that contractors have fulfilled their obligations related to social security and parafiscal contributions throughout the contract period, ensuring that the amounts paid match those that should have been reported.
Therefore, it is essential to attach the social security and parafiscal contributions certificate for the month the invoice was issued. This is a requirement to proceed with payment and ensure compliance with best practices.”
You can send all requests for financial certificates to atencionproveedorescs@isa.com.co.
You must request the certificate through your contract administrator. If you need specific contract details to be included in the certificate, make sure to inform the administrator so they can initiate the internal request process.
Payments are generally made within 30 business days after the invoice is issued.
Withholdings are calculated based on tax regulations applicable to the invoiced product or service.
Documentation must be sent to facturacion@inteia.com.co and must include all required documents: electronic invoice, XML file, and the parafiscal contribution certificate for the billing month.
Our standard payment term is 45 business days. However, we recommend reviewing your contract details for confirmation. The countdown starts from the date the invoice is submitted through the established channels.
The frequency depends on the type of certificate requested; some are issued bimonthly, others annually.
To participate, you must register as a supplier on our portal and follow the process instructions.
Required documents may vary by process, however, they include your tax ID (RUT), financial certifications, and technical proposals.
You must register in ISA’s Supplier Information System, managed by PAR SERVICIOS INTEGRALES S.A., using the available channels and meeting all required criteria.
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Payment terms and conditions are outlined in the signed contract and must be followed as agreed by both parties.
You can send payment inquiries to atencionproveedorescs@isa.com.co, including the invoice number and the corresponding month of submission.
If you’re interested in early payment, email atencionproveedorescs@isa.com.co with your negotiation intent, including: Tax ID (NIT), company name, contract number, invoice number(s), and confirmation that you accept Inteia’s discount policy. The applicable rate is IBR30d + 2.11%. Once approved, payment will proceed.
You must register as a supplier in the appropriate categories based on the goods or services you offer. This allows you to be invited to supplier selection processes carried out by the company.
When Inteia initiates a request for proposal process, all required documentation will be sent to the invited vendors for supplier selection.
For payment receipts and tax certificates, please contact: atencionproveedorescs@isa.com.co.
For other questions or requests, you can email: info@inteia.com.co.
To report through the ethics line, please visit our website.
