Invoice Professor in Spain Valencia –Free Word Template Download with AI

Invoice Number:	INV-2025-0047	Issue Date:	14 June 2025
Due Date:	14 July 2025	Currency:	Euro (EUR)
Reference:	CONTRACT-UPV-2025-0312	Payment Method:	Bank Transfer (Transferencia Bancaria)

Issued By (Professor)

Dr. Alejandro Martínez Ferrer

Professor of Applied Mathematics

Departamento de Matemática Aplicada

Universitat Politècnica de València

Carrer de la Creu de Quart, s/n

46022 Valencia, Spain

NIF: 28475619K

Professional Registration: COAM-4521

Issued To (Client)

Instituto Tecnológico del Mediterráneo S.L.

Attn: Mrs. Carmen Soler Vidal, Director of R&D

Av. dels Tarongers, 45, 3rd Floor

46010 Valencia, Comunitat Valenciana, Spain

NIF: B46892347

Commercial Registry: Valencia, Vol. 3124, Folio 87, Sheet V-56231

Ref.	Description of Academic and Professional Services	Period	Hours	Rate (EUR)	Amount (EUR)
01	Advanced Computational Fluid Dynamics (CFD) consultancy for industrial pipeline simulation. Professor Martínez provided expert academic guidance, model validation, and peer-reviewed methodology oversight for the client's R&D project on hydraulic efficiency in Mediterranean coastal infrastructure.	Jan – Mar 2025	120	€85.00	€10,200.00
02	Design and delivery of a specialized postgraduate seminar series on Numerical Optimization Techniques for Engineering Applications. The Professor conducted six (6) in-person sessions at the client's Valencia headquarters, including preparation of academic materials, interactive problem-solving workshops, and individual student assessments.	Feb – Apr 2025	48	€95.00	€4,560.00
03	Academic supervision and co-authorship of a research paper titled "Stochastic Modelling of Thermal Gradients in High-Performance Concrete Structures" submitted to the Journal of Applied Mechanics. The Professor contributed theoretical framework, statistical analysis, and editorial revision in accordance with the ethical standards of the Universitat Politècnica de València.	Mar – May 2025	60	€90.00	€5,400.00
04	Technical review and academic validation of the client's proprietary finite element analysis software (Version 4.2). The Professor conducted a comprehensive mathematical audit of the solver algorithms, verified convergence properties, and issued a formal certification of computational accuracy in compliance with ISO 17025 standards applicable in Spain.	Apr – May 2025	36	€110.00	€3,960.00
05	Participation as a distinguished guest lecturer and panel moderator at the "Congreso de Innovación Tecnológica del Mediterráneo" held in Valencia, Spain, on 22 May 2025. The Professor delivered a keynote address on the intersection of academic research and industrial application, followed by a moderated roundtable discussion with industry stakeholders.	May 2025	8	€150.00	€1,200.00

Subtotal (Base Imponible)	€25,320.00
Discount	€0.00
IVA (21% – Impuesto sobre el Valor Añadido)	€5,317.20
TOTAL AMOUNT DUE	€30,637.20

Payment Instructions

Bank: Banco Santander S.A., Valencia Branch

IBAN: ES91 0049 0001 5320 1234 5678

BIC/SWIFT: BSABESBBXXX

Account Holder: Dr. Alejandro Martínez Ferrer

Reference: INV-2025-0047 / CONTRACT-UPV-2025-0312

Payment Terms: Net 30 days from the date of issue. Payment is due no later than 14 July 2025. Late payments shall accrue interest at the rate established by Article 20 of the Spanish Ley 3/2004 de 29 de diciembre, de lucha contra la morosidad en las operaciones comerciales, plus a fixed indemnity of forty euros (€40.00) as compensation for collection costs.

Terms, Conditions, and Legal Notice

This invoice is issued in accordance with the provisions of the Spanish Ley 58/2003, de 17 de diciembre, General Tributaria (General Tax Law), and the Reglamento del Impuesto sobre el Valor Añadido (Royal Decree 1624/1993). The Professor, Dr. Alejandro Martínez Ferrer, is registered as a self-employed professional (autónomo) with the Agencia Estatal de Administración Tributaria (AEAT) under NIF 28475619K and is subject to the general regime of IVA in the Comunitat Valenciana, Spain.

All services rendered under this invoice were performed in Valencia, Spain, and are governed by the Spanish Civil Code and the applicable provisions of the Ley Orgánica 6/2001 de Universidades. The academic and professional services described herein were delivered in full compliance with the ethical code of the Universitat Politècnica de València and the professional standards established by the relevant academic bodies in Spain.

The client acknowledges that the intellectual property arising from the collaborative research activities (Item 03) shall be jointly owned as stipulated in the master agreement referenced above. The Professor retains the right to publish academic findings in peer-reviewed journals, subject to a thirty (30) day prior notification to the client for any proprietary data protection review.

This invoice constitutes the final and complete statement of charges for the services rendered during the period specified. Any disputes arising from this invoice shall be resolved by the competent courts of Valencia, Spain, in accordance with Article 14 of the Spanish Ley 1/2000 de Enjuiciamiento Civil. The parties may, by mutual written agreement, submit disputes to the Centro de Arbitraje y Mediación de Valencia (CAMV) for binding arbitration.

For any queries regarding this invoice, please contact the Professor's administrative office at the Universitat Politècnica de València, Carrer de la Creu de Quart, s/n, 46022 Valencia, Spain, or by email at [email protected]. This document is valid as a fiscal document in Spain and may be presented to the AEAT for tax deduction purposes in accordance with applicable regulations.

Issued in Valencia, Spain, on 14 June 2025

Por el Profesor (For the Professor):

Dr. Alejandro Martínez Ferrer

Professor of Applied Mathematics and Computational Sciences

Universitat Politècnica de València

⬇️ Download as DOCX Edit online as DOCX

Create your own Word template with our GoGPT AI prompt:

GoGPT