Making Science S A : Call Extraordinary General Meeting of Shareholders

June 28, 2022

MAKING SCIENCE GROUP, SA (the "Company", the "Company", the "Group", or "Making Science") under the provisions of article 17 of Regulation (EU) No. 596/2014 on market abuse and in article 227 of the consolidated text of the Securities Market Law, approved by Royal Legislative Decree 4/2015, of October 23, and concordant provisions, as well as in Circular 3/2020 of the BME segment Growth de BME MTF Equity, hereby informs you of the following information:

OTHER RELEVANT INFORMATION

By agreement of the Board of Directors of MAKING SCIENCE GROUP, SA, adopted at its meetings on June 15 and 23, 2022, it is convened the shareholders to the Ordinary General Meeting of the company MAKING SCIENCE GROUP, SA, to be held at the registered office, at 9:00 a.m. on July 29, 2022, on first call, and on July 30, July 2022, at the same place and time, on second call. Attached to this communication is the call and agenda for the General Meeting.

Juan Fernando Verdasco Giralt

Non-Director Secretary

MAKING SCIENCE GROUP, SA

Call for Extraordinary General Meeting of Shareholders

The Board of Directors of Making Science Group, SA (the "Company"), in a meeting held on June 15 and 23, 2022, has agreed to convene an Extraordinary General Shareholders' Meeting, at the registered office, located at Calle López de Hoyos 135 , 3, Madrid, at 9:00 a.m. on July 29, 2022, on first call, and on July 30, 2022, at the same place and time, on second call, without prejudice to what is established in the Article 178 of the Capital Companies Law, with the following:

ORDER OF THE DAY

1. Re-electionof Auditor of the accounts of the Company and of the consolidated accounts of the group, for the year 2022, of Grant Thorton, SLP, sole proprietorship.
2. Authorization to the Board to carry out operations on treasury shares, including the acquisition of treasury shares on the open market.
3. Approval, if applicable, of the remuneration policy for the Board and executive directors for the year 2022.
4. Delegation of powers.
5. Drafting, reading and approval, if applicable, of the minutes of the Meeting.

Attendance at the General Meeting may be made connected by telematic systems, in accordance with the provisions of article 10 of the Bylaws, prior accreditation of the shareholders, by connecting to the link

https://us02web.zoom.us/j/89363699669

Deadlines. The connection to the aforementioned monitoring system for the General Shareholders' Meeting must be made at least one hour in advance before the start of the General Meeting and up to half an hour before its start, for accreditation of remote attendees. After this time limit, the shareholder who initiates the connection later will not be considered present.

Forms and modes of exercising rights: Shareholders who wish to attend the General Shareholders' Meeting remotely and exercise their rights must identify themselves by means of a recognized electronic signature and with the attendance card and their corresponding identity document.

Voting and information rights must be exercised through the electronic means of the aforementioned means of remote communication. Shareholders attending remotely may exercise their right to information by asking questions or requesting clarifications that they consider pertinent, as long as they refer to matters included in the Agenda of the Meeting, sending these to the Company prior to the time of constitution. of the meeting, within the aforementioned deadlines.

Complement to the Call.

It is expressly stated, for the purposes of the provisions of article 172 of the Consolidated Text of the Capital Companies Law and in the Company's Articles of Association, that the shareholders representing at least five percent (5%) of the share capital, may request that a

supplement to the call for a Shareholders' Meeting be published, including one or more items on the agenda. The exercise of this right must be done through reliable notification that must be received at the registered office within five days following the publication of the call.

Assistance and representation.

Pursuant to the provisions of article 179 of the Consolidated Text of the Capital Companies Act and the Company's Articles of Association, all shareholders who appear as holders of Company shares in the corresponding register may attend the General Meeting. book-entry accounting five (5) days prior to its celebration, which may be accredited by means of the appropriate attendance card, certificate issued by one of the entities legally authorized to do so, or by any other form permitted by law.

Without prejudice to the attendance of shareholder legal entities through the natural persons who hold their representation, any shareholder who has the right to attend may be represented at the General Meeting by another person, even if he or she is not a shareholder. Representation must be conferred in writing or by means of remote communication that, duly guaranteeing the identity of the principal and representative, the Administrative Body determines, and specifically for each General Meeting, in the terms and with the scope established in the Capital Companies Law.

This last requirement will not be necessary when the representative is the spouse, ascendant or descendant of the represented party, nor when the representative holds a general power of attorney conferred in a public deed with powers to administer all the assets that the represented party may have in the national territory.

Representation is always revocable. The personal attendance of the represented party at the General Meeting will in itself have the value of revocation.

The Chairman of the General Meeting, and the Secretary, unless otherwise indicated by the Chairman, shall enjoy the broadest powers in Law to accept the document accrediting the representation.

In any case, both for cases of voluntary representation and for those of legal representation, there may not be more than one representative at the Meeting.

In the event of a public request for representation, the document containing the power of attorney must contain or be attached to the agenda, as well as the request for instructions for exercising the right to vote and the indication of the direction in which the representative will vote. in case precise instructions are not given. It will be understood that there has been a public request when the same person holds the representation of more than three shareholders.

Information.

It is expressly stated, for the purposes provided in article 197 of the Consolidated Text of the Law on Capital Companies and in the Company's Articles of Association, the possibility of any shareholder to request in writing, or other means of electronic or telematic communication remotely, to the directors, up to the seventh calendar day prior to the day on which the meeting of the Board is scheduled to be held on first call, the information or clarifications they deem necessary, or ask the questions they deem pertinent, about the matters included on your agenda. The administrators must provide the information in writing until the day of the General Meeting.

The shareholders may verbally request from the Chairman during the act of the General Meeting, before the examination and deliberation on the points contained in the agenda, the information or clarifications that, on said points, they consider appropriate. The information or clarifications thus raised will be provided, also verbally by any of the administrators

present, at the indication of the President. If, in the opinion of the Chairman, it is not possible to satisfy the shareholder's right in the act of the Meeting itself, the information pending provision will be provided in writing to the requesting shareholder within seven calendar days following the day on which the General Meeting ended.

It is unanimously approved to authorize all the members of the Board of Directors and the non-director Secretary to convene the Ordinary General Shareholders' Meeting and make the necessary publications for this purpose in accordance with the provisions of the Bylaws.

Forecast on the date of holding the General Meeting.

The General Meeting is expected to take place on first call, on the date, place and time indicated above.

Madrid, June 23, 2022. The Chairman of the Board of Directors, Mr. José Antonio Martínez Aguilar.