On 23 September, more than 600 organisations from across the City of London will gather for City Giving Day, the annual celebration of philanthropy, volunteering, and community action organised by The Lord Mayor's Appeal.

Held in partnership with City AM, the event unites organisations of all sizes to demonstrate what responsible business looks like in practice. Whether participating for the first time or returning as a long-standing supporter, here are five reasons City Giving Day 2026 merits a place on every organisation's calendar.

1. Demonstrating That Business Can Be a Force for Good

The City has long been associated with innovation, ambition, and enterprise. City Giving Day adds another dimension to that reputation by highlighting a visible commitment to giving back. Companies gain a platform to showcase their fundraising efforts, volunteering programmes, mentoring initiatives, and community partnerships.

The event also offers an opportunity to recognise colleagues who make a difference while signalling to clients, investors, and prospective employees that purpose sits alongside performance. As expectations around environmental, social, and governance (ESG) reporting and corporate stewardship continue to rise across the financial and professional services sectors, visible participation in initiatives like City Giving Day provides tangible evidence of that commitment in action. As Lady Mayor Dame Susan Langley stated at the launch of City Giving Day 2026: "When the City unites behind a common purpose, our collective impact can be extraordinary."

2. Inspiring People Through Shared Experiences

Employee engagement thrives on connection, and this year's programme features a range of collaborative events designed to bring colleagues together while raising both money and awareness. Employer-supported volunteering has become an increasingly important tool for recruitment and retention, particularly among younger workforces who prioritise purpose-driven cultures when evaluating employers.

The Long Long Lunch returns, inviting organisations across the Square Mile to host lunches simultaneously and transform an everyday meal into a collective act of giving. Voices for Giving will unite City choirs in a celebration of music, community, and philanthropy. New for 2026, individuals can also volunteer behind the scenes to help deliver City Giving Day itself, contributing to what the organisers describe as the City's biggest celebration of corporate giving.

3. Taking on Challenges That Capture the City's Imagination

City Giving Day has built a reputation for creative fundraising. In 2026, it will launch one of its most ambitious initiatives to date: the CPR World Record Relay Challenge. Delivered in partnership with Central London Alliance, the challenge aims to train thousands of people in lifesaving CPR over a 48-hour period, equipping participants with a practical skill that can dramatically improve survival rates in cardiac emergencies outside hospital settings.

Organisations seeking a physical test can also enter Tour de City, a static Wattbike competition in which teams battle for distance while raising funds for good causes.

4. Joining One of the City's Largest Collective Movements

City Giving Day has grown from a single initiative launched in 2015 into one of the largest corporate giving movements in the United Kingdom. More than 600 organisations participated in 2025, and over £1.28 million has been raised for The Lord Mayor's Appeal to date.

From 2026 onwards, the programme is expanding beyond London to inspire businesses across the wider UK. The expansion reflects a broader shift in how corporate philanthropy is being approached outside the capital, where regional businesses are increasingly building their own community engagement programmes. Few opportunities exist where companies of every sector and scale can visibly demonstrate their commitment to social impact alongside hundreds of peers.

5. Investing in a Stronger Future for London

Behind every treasure hunt, cycle challenge, quiz night, and charity bake sale lies a broader ambition. The Lord Mayor's Appeal exists to build a "Better City for All" through partnerships and fundraising events, creating improved opportunities for people to work, thrive, and prosper.

Supporting City Giving Day extends beyond a single day of activity. It contributes to a long-term movement that demonstrates what can be achieved when businesses, charities, civic institutions, and communities converge to create lasting change.

In an environment where organisations are increasingly evaluated on their social impact as well as financial results, City Giving Day offers a practical, visible, and inspiring way to make a difference.

Registration for City Giving Day 2026 is open at