Buzzacott advises Rose Street Partners on its investment into AGG Electrical Safety Testing
1 Sep 2025 • Corporate Finance • M&A Advisory

The Buzzacott Transaction Services team is delighted to have assisted with the investment into AGG Electrical Safety Testing by Rose Street Partners .
Overview of the deal
We are delighted to announce our role advising Rose Street Partners on its investment into AGG Electrical Safety Testing. The deal sees Rose Street provide long-term backing to AGG, enabling the business to continue its rapid growth while delivering essential safety and compliance services to schools and commercial clients.
Who are the firms involved
AGG has more than 20 years of experience in commercial electrical testing, fire maintenance, and reactive and planned maintenance. With a reputation for quality and reliability, it plays a vital role in helping organisations - particularly schools - meet mandatory safety standards. AGG is recognised as a market leader in safety and compliance. With Rose Street’s backing, the company is well-positioned to expand its reach and build on its strong track record of service. AGG is recognised as a market leader in safety and compliance, with a strong presence in the education sector. With Rose Street’s backing, the company is well-positioned to expand its reach and build on its strong track record of service.
Rose Street Partners takes a distinctive approach to private equity, focusing on providing permanent homes for growing businesses in the UK. Rose Street Partners is a permanent capital investor, backed by leading founders, CEOs and investors across the globe. The AGG deal marks Rose Street’s fifth completed investment and reflects its strategy of providing enduring support to strong UK businesses.
What we liked about this deal
This was the fifth transaction we have supported Rose Street Partners on, and once again our team was able to combine financial and tax due diligence to deliver clear, joined-up advice. The cross-team approach meant that Rose Street could move quickly and confidently through the process, knowing both commercial and tax considerations had been covered.
We also valued the opportunity to work with AGG, a business that has become a trusted partner to schools and commercial clients in meeting safety obligations. Deals like this highlight our growing involvement in sectors where compliance and reliability are paramount - and where our due diligence can add real value in assessing sustainable growth potential.