JDC TECHNICAL EVALUATION REPORT

Subject: The Wren Insurance Association Limited (Company No: 02054592)

Transferee: N/A (Solvent Run-off / Market Withdrawal)

Reference UID: 6048

Market Authority: Professional Indemnity / Mutual Markets

Case Ref: PR-SEA-2026-06

Secondary Case Ref: Tindall-Riley-2026-W

Date: 1st April 2026

Status: Market Alert / Run-off

Case Summary (Tier 4): On 25 March 2026, the Board of The Wren Insurance Association Limited announced a strategic decision to undergo a solvent withdrawal from the Professional Indemnity (PI) market. This follows a period of significant technical pressure originating from a surge in legacy cladding and fire-safety notifications linked to architectural works completed prior to 2019. The Association will officially cease all underwriting and non-renewal of existing terms on 1 July 2026, marking the end of a primary mutual pillar for the UK architectural sector.

Supplementary Tier 5 Data: UID 6048.1

The Triggering Event: The Call: In March 2025, the Association issued a substantial “Supplementary Call” to its members to address a capital shortfall. This levy was designed to insulate the mutual’s balance sheet against projected long-tail liabilities stemming from the post-Grenfell regulatory landscape.

The Exodus: The call acted as a catalyst for a mass transition of Tier 1 members to the commercial market. Large-scale practices, including BDP, Wilkinson Eyre, and AHMM, signalled their intent to move their placements, thereby removing the “critical mass” required for the mutual’s continued viability.

Solvent Exit Technical Profile: Entity: The Wren Insurance Association Limited.

Company Number: 02054592.

Capital Position: As of the last audited cycle (June 2024), the Association held a reserve of £29.5 million. This surplus is deemed sufficient to meet all current and projected claims within the solvent run-off framework, ensuring that policyholders’ existing security is not immediately compromised.

Regulatory Framework: The exit is being managed under the PRA’s Solvent Exit Planning (SS11/24) guidelines, ensuring an orderly wind-down of liabilities.

Operational Transition: Run-off Management: Management of the legacy portfolio remains with Tindall Riley & Co Limited (trading as Wren Managers). They will oversee the settlement of existing claims and the management of reinsurance recoveries from their London headquarters.

Market Impact (The PI Squeeze): A technical variance is identified for members moving to the commercial market. Unlike the Wren’s bespoke member-driven wordings, new placements are seeing sweeping exclusions for fire-safety and cladding risks, creating a significant “coverage gap” for historic work.

Archive Reference (The “Expert” Opinion): Market Analysis: Technical reports from Trowers & Hamlin’s (March 2026) highlight the “immediate uncertainty” for the architectural sector. Their analysis confirms that while the Wren remains solvent, the lack of “retroactive cover” in the successor commercial market represents the primary legacy risk for exiting members.

[AMENDMENT: 02-04-26]

  1. The “Immediate Uncertainty” Warning

Law firms (specifically Trowers & Hamlins) have issued an alert that architects and developers face “immediate uncertainty.” This isn’t just about July 2026; it is affecting live schemes today.

  • The Detail: Consultants may no longer meet the Professional Indemnity (PI) levels required under existing appointments. This is causing a “systemic failure” in the supply chain as members transition to the open market where exclusions are much tighter.
  1. The “Cladding Gap” Specifics

The reason for the exit is now confirmed as a “perfect storm” of retrospective liability.

  • The Detail: Wren was one of the only insurers providing meaningful PII for cladding post-Grenfell. Their exit leaves a massive Cladding-Related Coverage Gap for work dating before 2019.
  1. The “Supplementary Call” Exodus

We now have the numbers behind the “March 2025 Call.”

  • The Detail: Wren’s membership dropped from 74 to 63 practices following that levy. This 15% drop in membership is what officially broke the mutual’s ability to offer competitive scale, forcing the “Reluctant” solvent exit.