MINUTES OF THE 21st MEETING OF THE ELIGIBILITY AND ADVISORY COMMITTEE OF COMPANHIA DE SANEAMENTO BÁSICO DO ESTADO DE SÃO PAULO - SABESP - Form 6-K

MINUTES OF THE 21^st MEETING OF THE ELIGIBILITY AND ADVISORY COMMITTEE OF COMPANHIA DE SANEAMENTO BÁSICO DO ESTADO DE SÃO PAULO - SABESP

On June 21, 2021, at 01:00 p.m., was held the 21^st meeting of the Eligibility and Advisory Committee of the Companhia de Saneamento Básico do Estado de São Paulo - SABESP. Agenda: Evaluation of nominees to compose the Company's Executive Board. The members of the Company's Eligibility and Advisory Committee, with regard to the content of the email ([e-mail]), dated June 17, 2021, at 03:24 p.m. (page 1143 of the SIMA digital case 015.656/2020-91) and based on the declarations signed in the Registration Form established by CODEC Resolution 03/2018, as well as the other documents submitted by the appointees Mr. Benedito Pinto Ferreira Braga Junior, Mr. Adriano Candido Stringhini, Mr. Ricardo Daruiz Borsari, sr. Alceu Segamarchi Junior, Mr. Osvaldo Garcia e Ms. Mônica Ferreira do Amaral Porto, verify that the nomination process complies with Federal Law 13,303/2016, Federal Law 6,404/1976, State Decree 62,349/2016, the Company's Bylaws, the Company's Nomination Policy, and CODEC Deliberation 03/2018. Said proofs of the appointees will be filed at the Company's headquarters. There being no more business to address, the meeting was adjourned for the drawing up of these minutes, which were read, found to be in compliance and signed by all attending members.

FÁBIO AURÉLIO AGUILERA MENDES

LAURA DIAZ MONTIEL

PAULA CRISTINA NASSIF ELIAS DE LIMA

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Appointee: Mr. Benedito Pinto Ferreira Braga Junior

Individual Taxpayer's ID (CPF): 550.602.698-68

Position: Chief Executive Officer

Assessment Roadmap	Checklist	Notes
A. General Data	Are all fields duly filled in and in compliance? ( x ) Yes ( ) No
B. Requirements	Has the appointee declared that he/she complies with all requirements? ( x ) Yes ( ) No
C. Impediments	Has the appointee declared that he/she does not fall under any impediment hypotheses? ( x ) Yes ( ) No
D. Documentation	Has the appointee submitted the following documentation? Registration Form initialed and signed ( x ) Yes ( ) No CV initialed and signed ( x ) Yes ( ) No Declaration signed pursuant to CVM requirements ( x ) Yes ( ) No Higher education diploma or proof of membership of a professional association ( x ) Yes ( ) No Does the diploma prove academic qualification compatible with the position? (X ) Yes ( ) No Does the documentation prove the minimum required professional experience as indicated by the appointee in item B of the Registration Form? ( X ) Yes ( ) No

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Appointee: Mr. Adriano Candido Stringhini

Individual Taxpayer's ID (CPF): 151.578.808-39

Position: Corporate Management Officer

Assessment Roadmap	Checklist	Notes
E. General Data	Are all fields duly filled in and in compliance? ( x ) Yes ( ) No
F. Requirements	Has the appointee declared that he/she complies with all requirements? ( x ) Yes ( ) No
G. Impediments	Has the appointee declared that he/she does not fall under any impediment hypotheses? ( x ) Yes ( ) No
H. Documentation	Has the appointee submitted the following documentation? Registration Form initialed and signed ( x ) Yes ( ) No CV initialed and signed ( x ) Yes ( ) No Declaration signed pursuant to CVM requirements ( x ) Yes ( ) No Higher education diploma or proof of membership of a professional association ( x ) Yes ( ) No Does the diploma prove academic qualification compatible with the position? (X ) Yes ( ) No Does the documentation prove the minimum required professional experience as indicated by the appointee in item B of the Registration Form? ( X ) Yes ( ) No

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Appointee: Mr. Ricardo Daruiz Borsari

Individual Taxpayer's ID (CPF): 003.952.738-70

Position: Metropolitan Officer

Assessment Roadmap	Checklist	Notes
A. General Data	Are all fields duly filled in and in compliance? ( x ) Yes ( ) No
B. Requirements	Has the appointee declared that he/she complies with all requirements? ( x ) Yes ( ) No
C. Impediments	Has the appointee declared that he/she does not fall under any impediment hypotheses? ( x ) Yes ( ) No
D. Documentation	Has the appointee submitted the following documentation? Registration Form initialed and signed ( x ) Yes ( ) No CV initialed and signed ( x ) Yes ( ) No Declaration signed pursuant to CVM requirements ( x ) Yes ( ) No Higher education diploma or proof of membership of a professional association ( x ) Yes ( ) No Does the diploma prove academic qualification compatible with the position? (X ) Yes ( ) No Does the documentation prove the minimum required professional experience as indicated by the appointee in item B of the Registration Form? ( X ) Yes ( ) No

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Appointee: Mr. Alceu Segamarchi Junior

Individual Taxpayer's ID (CPF): 031.881.868-00

Position: Technology, Enterprises and Environment Officer

Assessment Roadmap	Checklist	Notes
A. General Data	Are all fields duly filled in and in compliance? ( x ) Yes ( ) No
B. Requirements	Has the appointee declared that he/she complies with all requirements? ( x ) Yes ( ) No
C. Impediments	Has the appointee declared that he/she does not fall under any impediment hypotheses? ( x ) Yes ( ) No
D. Documentation	Has the appointee submitted the following documentation? Registration Form initialed and signed ( x ) Yes ( ) No CV initialed and signed ( x ) Yes ( ) No Declaration signed pursuant to CVM requirements ( x ) Yes ( ) No Higher education diploma or proof of membership of a professional association ( x ) Yes ( ) No Does the diploma prove academic qualification compatible with the position? (X ) Yes ( ) No Does the documentation prove the minimum required professional experience as indicated by the appointee in item B of the Registration Form? ( X ) Yes ( ) No

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Appointee: Mr. Osvaldo Garcia

Individual Taxpayer's ID (CPF): 538.650.146-15

Position: Chief Financial Officer and Investor Relations Officer

Assessment Roadmap	Checklist	Notes
A. General Data	Are all fields duly filled in and in compliance? ( x ) Yes ( ) No
B. Requirements	Has the appointee declared that he/she complies with all requirements? ( x ) Yes ( ) No
C. Impediments	Has the appointee declared that he/she does not fall under any impediment hypotheses? ( x ) Yes ( ) No
D. Documentation	Has the appointee submitted the following documentation? Registration Form initialed and signed ( x ) Yes ( ) No CV initialed and signed ( x ) Yes ( ) No Declaration signed pursuant to CVM requirements ( x ) Yes ( ) No Higher education diploma or proof of membership of a professional association ( x ) Yes ( ) No Does the diploma prove academic qualification compatible with the position? (X ) Yes ( ) No Does the documentation prove the minimum required professional experience as indicated by the appointee in item B of the Registration Form? ( X ) Yes ( ) No

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Appointee: Ms. Mônica Ferreira do Amaral Porto

Individual Taxpayer's ID (CPF): 037.916.638-01

Position: Regional Systems Officer

Assessment Roadmap	Checklist	Notes
A. General Data	Are all fields duly filled in and in compliance? ( x ) Yes ( ) No
B. Requirements	Has the appointee declared that he/she complies with all requirements? ( x ) Yes ( ) No
C. Impediments	Has the appointee declared that he/she does not fall under any impediment hypotheses? ( x ) Yes ( ) No
D. Documentation	Has the appointee submitted the following documentation? Registration Form initialed and signed ( x ) Yes ( ) No CV initialed and signed ( x ) Yes ( ) No Declaration signed pursuant to CVM requirements ( x ) Yes ( ) No Higher education diploma or proof of membership of a professional association ( x ) Yes ( ) No Does the diploma prove academic qualification compatible with the position? (X ) Yes ( ) No Does the documentation prove the minimum required professional experience as indicated by the appointee in item B of the Registration Form? ( X ) Yes ( ) No