Grupo Aeroportuario del Centro Norte B de C : OMA Calls Shareholders’ Meeting April 2022

OMA Calls Annual Shareholders' Meeting

• • The Board of Directors will present a proposal of declaration and payment of a cash dividend of Ps.2,300 million.

Mexico City, Mexico, April 4, 2022-Mexican airport operator Grupo Aeroportuario del Centro Norte, S.A.B. de C.V., known as OMA (NASDAQ: OMAB; BMV: OMA), has published a call for its Annual General Ordinary Shareholders' Meeting to be held on April 22, 2022.

Additional information with regards to several agenda items is being provided to shareholders by clickinghere.

The translation of the full text of the meeting call follows:

GRUPO AEROPORTUARIO DEL CENTRO NORTE, S.A.B. DE C.V.

SHAREHOLDERS' MEETING CALL

The Board of Directors of Grupo Aeroportuario del Centro Norte, S.A.B. de C.V. (the "Company"), in compliance with articles 28, section IV of the Mexican Securities Law ("Ley del Mercado de Valores"), and in accordance with Articles 181, 182, 183, 186, and 187 of the Mexican General Law of Corporations ("Ley General de Sociedades Mercantiles") and articles Thirty Four, Thirty Five and Thirty Six of the Bylaws of the Company, hereby CALLS its shareholders to attend the Annual General Ordinary Shareholders' Meeting, which will be held at 10:00am on the 22nd day of April, 2022, in Salón Club de Industriales, located at Andrés Bello No. 29, Polanco IV Sección, C.P. 11560, Delegación Miguel Hidalgo in Mexico City, Mexico where the following matters will be attended:

ORDINARY SHAREHOLDERS' MEETING AGENDA

• I. Reports of the Board of Directors in accordance with Article 28, section IV, paragraphs (d) and (e) of the Mexican Securities Law, regarding the fiscal year ended as of December 31, 2021 and adoption of resolutions thereof.

• II. Reports of the Chief Executive Officer and External Auditor in accordance with Article 28, section IV, paragraph (b) of the Mexican Securities Law, regarding the fiscal year ended December 31, 2021 and adoption of resolutions thereof.

• III. Reports and opinion referred to in Article 28, section IV, paragraphs (a) and (c) of the Mexican Securities Law, including the Fiscal Report referred to in article 76, section XIX of the Income Tax Law and adoption of resolutions thereof.

Chief Financial Officer:	Investor Relations:
Ruffo Pérez Pliego del Castillo	Luis Emmanuel Camacho Thierry
[phone]	[phone]
[e-mail]	[e-mail]

www.oma.aero

• IV. Allocation of results of the Company, increase of reserves, approval of the amount for share repurchases, and in its case, declaration of dividends; adoption of resolutions thereof.

• V. Discussion and approval of the ratification of the management of the Board of Directors; and, approval of a proposal to appoint and/or confirm the members of the Board of Directors and the Chairs of the Audit and Corporate Practices, Finance, Planning and Sustainability Committees; determination of their respective emoluments and adoption of resolutions thereof.

• VI. Appointment of Special Delegates.

In order to be entitled to attend the Shareholders' Meeting, shareholders shall obtain an entry pass issued and delivered by the Secretary of the Company at the address set forth below, starting the fourth business day prior to the meeting date, in accordance with the following terms:

• a. Shareholders must be registered in the Share Registry of the Company or validate the ownership of their shares or certificates pursuant to Articles 290 and 293 of the Mexican Securities Law. The Share Registry will be closed to new entries three days prior to the date of the Shareholders' Meeting and on the day of such Meeting.

• b. Shareholders shall deposit their share certificates as provided in paragraph (a) above, at the offices of the Company set forth below, or at S.D. Indeval Institución para el Depósito de Valores, S.A. de C.V., or at any national or foreign banking institution, and shall present to the Company the deposit receipt issued by the respective institution for such purposes.

• c. Shareholders may attend the Shareholders' Meeting in person or through authorized representatives, using a proxy form in accordance with Article 49, section III of the Mexican Securities Law, or any other method of representation authorized by law; therefore, the shareholders shall, as appropriate, in addition to the deposit receipt mentioned in paragraph (b) above, include the proxy form referred to herein. Such proxy form is available at the address set forth below.

• d. Brokerage firms and other financial institutions shall, for purposes of obtaining an entry pass, present a list that contains the name, address, and nationality of each shareholder and the number of shares represented, duly signed by the officer responsible for the preparation of the list.

The share certificates duly deposited with the Secretary of the Board of Directors by the shareholders or their representatives for attendance purposes will be returned after the adjournment of the Meeting in exchange for the deposit receipts issued to the shareholders or their representatives.

Please note that the proxy form, entry passes, and supporting documentation related to the matters listed in the Agenda shall be available to the shareholders at Sala de Juntas of the 5th floor located at Av. Patriotismo 201, Colonia San Pedro de los Pinos, Código Postal 03800, Mexico City, as of April 15, 2022 from 9:00 AM to 1:00 PM and from 2:00 PM to 6:00 PM.

The Company will implement adequate measures in order to guard all prevention protocols as a result of the current health contingency. The venue where the event will take place, will be spacious so that attendees maintain safe distance.

The Company will inform on a timely manner, in the event any legal provision is issued which requires us to modify the content of the present call.

Mexico City, on the 4th day of April 2022

/s/ Diego Quintana Kawage Chairman of the Board of Directors

About OMA

Grupo Aeroportuario del Centro Norte, S.A.B. de C.V., known as OMA, operates 13 international airports in nine states of central and northern Mexico. OMA's airports serve Monterrey, Mexico's third largest metropolitan area, the tourist destinations of Acapulco, Mazatlán, and Zihuatanejo, and nine other regional centers and border cities. OMA also operates the NH Collection Hotel inside Terminal 2 of the Mexico City airport and the Hilton Garden Inn at the Monterrey airport. OMA employs over 1,100 persons in order to offer passengers and clients airport and commercial services in facilities. OMA is listed on the Mexican Stock Exchange (OMA) and on the NASDAQ Global Select Market (OMAB). For more information, visit:

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Webpagehttp://ir.oma.aero

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Twitterhttp://twitter.com/OMAeropuertos

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Facebookhttps://www.facebook.com/OMAeropuertos