SIGMAADV2026-05-252026-05-25SIGMAADV2026-05-25SIGMAADV2026-05-25

ChangeInManagementDomain1

SIGMAADV2026-05-252026-05-25

ChangeInManagementDomain1

SIGMAADV2026-05-25

ChangeInManagementDomain2

SIGMAADV2026-05-252026-05-25

ChangeInManagementDomain2

SIGMAADV2026-05-25

ChangeInManagementDomain3

SIGMAADV2026-05-252026-05-25

ChangeInManagementDomain3

xbrli:pure

SIGMAADV

SIGMA ADVANCED SYSTEMS LIMITED

532408

NOTLISTED

INE933B01012

true

Listed Entity (self)

true

2026-05-25

16:30:00

19:15:00

2026-05-25

Re-appointment

Director

Non - Executive Independent Director

Not Applicable

Mr.

Sivalenka Kalyan Vijay

2026-06-28

false

Cessation

Resignation

Key Managerial Personnel

Company Secretary and Compliance Officer

Mr.

Thakur Vishal Singh

2026-05-24

false

Appointment

Key Managerial Personnel

Company Secretary and Compliance Officer

Mr.

Krishna Chaitanya Sadhu

2026-05-25

CS Krishna Chaitanya is a Legal and Secretarial Professional. He is a qualified Company Secretary and a Graduate in Law and Commerce. He is a member of the Institute of Company Secretaries of India. He has experience of about 16 years with organisations engaged in the sectors of Real Estate, EPC, FMCG, Business Consulting and Energy. In his career, he has handled various works in relation to Companies Act and other Compliances, Non-resident Investments, Capital Markets, Commercial and other Contracts, Litigation and Securities Laws. Prior to joining Sigma, he was associated with IL&FS Engineering, Britannia Industries, JSS Pro Services and Ecoren Energy in Compliance, Secretarial and Legal Functions.