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Company profile

Advent Underwriting Limited

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RiverStone International is an industry-leading acquirer and reinsurer of legacy and discontinued insurance business specialising in the management of legacy business and portfolios.

CRN
01227004
Founded
1975
Age
50

Overview

Legal name
ADVENT UNDERWRITING LIMITED
Region
South East England
Registered address
PARK GATE
161-163 PRESTON ROAD
BRIGHTON
EAST SUSSEX
UNITED KINGDOM
BN1 6AU
Insolvency history
No

Corporate ownership

Updated 06 Jun 2026 16:52

1 level 1 ultimate controller
1
Company Active LTD
Advent Underwriting Limited
CRN 01227004
2
Direct and ultimate controller Active LTD
Advent Capital (Holdings) Ltd
CRN 03033609

Company events

Reference milestones and recent Companies House filing stream events.

6 events
31 Dec
2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep
2026

Accounts due

Accounts Due

Next accounts due date

17 Dec
2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

31 Dec
2024

Accounts filed

Accounts

Last accounts made up date

04 Oct
2024

Accounts With Accounts Type Total Exemption Full

Accounts PDF pending

AA | Transaction MzQzNzYyNDU0NmFkaXF6a2N4 | Paper/PDF filed

Published 05 Oct 2024 06:23

19 Sep
1975

Incorporated

Inception

Company registered at Companies House