Growth Equity Update | Edition 36

The UK government, under Chancellor Rachel Reeves, is advancing the Mansion House Reforms—originally announced two years prior—as a cornerstone policy to redirect institutional capital toward private growth companies. The initiative represents an attempt to address a documented underinvestment crisis in UK private assets. A 2021 investment by Canada Pension Plan Investments in Octopus Energy ($300 million) exceeded the total 2022 allocation by all UK pension funds to UK startups, underscoring the scale of the funding gap. Australian DC pension funds deploy approximately 10 times more capital into private assets than their UK equivalents, further highlighting the relative underperformance of British institutional capital allocation.

The core mechanism of the Mansion House Initiative commits ten of the UK's largest pension providers to allocate 5% of default DC pension fund holdings to private assets by 2030. This structural commitment is projected to liberate approximately £75 billion in growth financing, a substantial pool that the government believes will materially improve funding conditions for early and growth-stage UK companies. The government has signaled willingness to implement "further interventions" to ensure the reforms and anticipated growth in DC and LGPS fund assets translate into tangible benefits for UK innovation and economic expansion.

The international financing context underscores the urgency of these reforms. According to Stripe's investor communications, the US allocates roughly 0.7% of GDP to high-growth firms, compared to less than 0.3% in Europe—a more than 2-to-1 funding intensity gap. This structural deficit in European growth capital availability constrains competitive positioning relative to North American markets.

Growth equity deal momentum has sustained strength into 2025 despite macroeconomic uncertainty. Through February, US venture capital reached $18.7 billion (up 72% year-over-year), while European activity totaled $7.4 billion (up 20% year-over-year), indicating continued institutional and corporate appetite for growth-stage investments. However, broad equity market conditions have grown volatile, with US indices declining significantly year-to-date through March 10 (S&P 500 -4%, NASDAQ -9%, Magnificent 7 -15%). European markets outperformed, with Euro STOXX 600 up 7% and FTSE 100 up 4%, suggesting a shift in relative investor positioning between geographies. Rothschild & Co is hosting a London conference on June 10 titled "Funding the UK Innovation Economy—Delivering on the Mansion House Compact" to convene stakeholders around implementation.