Legal
Legal Notice
Last updated · 16 September 2026
This notice identifies the operator of this website and sets out the terms on which it may be used, in accordance with Spanish Law 34/2002 on Information Society Services and Electronic Commerce (LSSI) and applicable European Union law.
01Site owner
- Owner
- Mauro Keller Sarmiento
- Trading as
- KS Advisory Corp · Kelsar Partners
- Legal status
- Independent professional (natural person). KS Advisory Corp and Kelsar Partners are trade names, not incorporated companies.
- Tax ID
- [NIE / NIF of Mauro Keller Sarmiento]
- Address
- [Address of the professional establishment]
This website, ksadvisorycorp.com (the “Site”), is operated by:
02Purpose of the Site and terms of use
The Site presents KS Advisory and its advisory practice for information purposes only. Access is free and does not create any client, advisory or contractual relationship. By using the Site you agree to these terms; if you do not agree, please do not use it.
You agree to use the Site lawfully and not to interfere with its operation, attempt to gain unauthorised access to it or its infrastructure, or reproduce its contents except as permitted below. We may change, suspend or withdraw the Site or any of its contents at any time without notice.
03Regulatory status
KS Advisory provides advice on mergers, acquisitions and capital structure. It is not an investment firm, broker-dealer or investment adviser, is not authorised or supervised by the Spanish CNMV or any other securities regulator, and does not hold client funds or financial instruments. Nothing on this site is an offer or solicitation to buy or sell any security, asset or business.
KS Advisory’s services consist of advice to companies, asset owners and investors on capital structure, strategy and mergers and acquisitions, together with related coordination and structuring work. Under Directive 2014/65/EU (MiFID II, Annex I, Section B) and Spanish Law 6/2023 on Securities Markets and Investment Services, such advice is an ancillary service that does not require authorisation as an investment firm. KS Advisory does not provide investment advice on financial instruments, does not receive or transmit orders, and does not place or market financial instruments or collective investment schemes. It is not authorised or registered as an investment firm, financial adviser, broker-dealer or investment adviser in Spain, the European Union or any other jurisdiction.
04No offer, no advice
The contents of the Site are general in nature. They do not constitute legal, tax, accounting, investment or financial advice, and should not be relied upon as such. Nothing on the Site is an offer to sell, or a solicitation of an offer to buy, any security, interest, asset or business, in any jurisdiction, nor a recommendation to enter into any transaction. References to past mandates, markets or experience are illustrative and are no guarantee of future results.
05Communications and confidentiality
Information sent to us through the Site or by email before an engagement letter or confidentiality agreement is in place is received on a non-confidential basis, although we treat every approach with discretion. Please do not send material non-public information, price-sensitive information or documents subject to third-party confidentiality obligations until confidentiality terms have been agreed in writing.
06Intellectual property
The Site, its design, texts, graphics and the names and marks “KS Advisory” and “Kelsar Partners” are owned by or licensed to the Site owner and are protected by intellectual property laws. You may view and print pages for your own information; any other reproduction, distribution or transformation requires our prior written consent.
Third-party content: the photograph of Monte Fitz Roy is used under the Pexels licence (photo by 8percent media); the world map is drawn from the world-atlas dataset, derived from Natural Earth public-domain data.
07Liability and third-party links
We take reasonable care to keep the Site accurate and available, but we provide it “as is” and give no warranty as to its accuracy, completeness or uninterrupted operation. To the extent permitted by law, we exclude liability for loss arising from use of the Site or reliance on its contents. Links to third-party sites are provided for convenience only; we do not control and are not responsible for their content or privacy practices.
08Personal data and cookies
Personal data provided through the Site is processed as described in our Privacy Policy. Information on the storage technologies used by the Site is set out in our Cookies statement.
09Governing law and jurisdiction
These terms are governed by the laws of Spain. Any dispute arising from the use of the Site shall be submitted to the courts of the city of Madrid, Spain, without prejudice to any mandatory rules of jurisdiction that may apply.