Castalysis Bioscience (Hong Kong) Limited

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2023-07-04 · Incorporated 3 years ago · Data updated: 2026-08-25

About this company

Castalysis Bioscience (Hong Kong) Limited is a Hong Kong private company limited by shares incorporated on July 4, 2023. It is registered with company registration (CR) number 3295296 and business registration number (BRN) 75479915. It is one of 133,562 companies incorporated in Hong Kong in 2023. The company is currently active on the Hong Kong Companies Register. Its registered office is at FLAT/RM A1, 11/F SUCCESS COMM BLDG NO 245-251 HENNESSY RD WANCHAI HONG KONG. There are 13 documents on file with the Companies Registry dating back to 2023, most recently (E)FNAR1 - Annual Return filed on July 10, 2026.

Private company limited by shares

Dates & Status

Incorporation Date: 2023-07-04
Has Charges: No
Dormant: No

Compliance & Flags

One-member Company: Yes

Registered office

Current address

FLAT/RM A1, 11/F SUCCESS COMM BLDG NO 245-251 HENNESSY RD WANCHAI HONG KONG

1 earlier registered-office address on file for this company. (earliest on record: 2023-07-04)

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Name History

Name History
Name	Type	From	To
Castalysis Bioscience (Hong Kong) Limited	English	2023-07-04	Current

Company Documents

(E)FNAR1 - Annual Return

2026-07-10 · Annual Return

(E)FNAR1 - Annual Return

2025-07-04 · Annual Return

(E)FND2B - Notice of Change in Particulars of Company Secretary and Director

2025-04-09 · Director/Secretary Change

(E)FNR1 - Notice of Change of Address of Registered Office

2025-04-09 · Address Change

(E)FNAR1 - Annual Return

2024-07-05 · Annual Return

(E)Rectification of Typographical or Clerical Error in Registered Document

2024-02-28 · Other

(E)Rectification of Typographical or Clerical Error in Registered Document

2024-02-28 · Other

(E)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation)

2024-02-07 · Director/Secretary Change

(E)FND4 - Notice of Resignation of Company Secretary and Director

2024-01-08 · Director/Secretary Change

Information Sheet regarding Using Business Registration Number as Unique Business Identifier

2023-12-27 · Other

(E)FNNC1 - Incorporation Form (Company Limited by Shares)

2023-07-04 · Share Related

(E)Articles of Association

2023-07-04 · Memorandum & Articles

Certificate of Incorporation

2023-07-04 · Incorporation

Company Documents
Document	Type	Filing Date
(E)FNAR1 - Annual Return	Annual Return	2026-07-10
(E)FNAR1 - Annual Return	Annual Return	2025-07-04
(E)FND2B - Notice of Change in Particulars of Company Secretary and Director	Director/Secretary Change	2025-04-09
(E)FNR1 - Notice of Change of Address of Registered Office	Address Change	2025-04-09
(E)FNAR1 - Annual Return	Annual Return	2024-07-05
(E)Rectification of Typographical or Clerical Error in Registered Document	Other	2024-02-28
(E)Rectification of Typographical or Clerical Error in Registered Document	Other	2024-02-28
(E)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation)	Director/Secretary Change	2024-02-07
(E)FND4 - Notice of Resignation of Company Secretary and Director	Director/Secretary Change	2024-01-08
Information Sheet regarding Using Business Registration Number as Unique Business Identifier	Other	2023-12-27
(E)FNNC1 - Incorporation Form (Company Limited by Shares)	Share Related	2023-07-04
(E)Articles of Association	Memorandum & Articles	2023-07-04
Certificate of Incorporation	Incorporation	2023-07-04

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