£44.0M
The Series B round was led by Mitch Rales to fund US market growth and further technological development.
Mitch Rales + 6 others

Balderton Capital is a European venture investor with a portfolio spanning financial technology and internet businesses.
The Series B round was led by Mitch Rales to fund US market growth and further technological development.
The round was led by Sofina with participation from Better Society Capital and existing investors.
"Stream exemplifies how placing impact considerations at the heart of product development can drive sustainable commercial value. Its focus on tackling the 'poverty premium' not only works to improve financial resilience, but also solve critical challenges for employers. Stream's dedication to understanding and improving their products' impact on users enables greater positive outcomes and propels their strong commercial growth, and we look forward to the impact this funding will support."
Sofina led the round with participation from Balderton Capital to support product development and market expansion.
"This round is a strong endorsement of our progress and our mission to modernise transport management. Since our Series A we’ve grown revenue, customers and team at an exceptional pace, while remaining highly capital efficient. The Series B funding allows us to continue investing and grow the team so that we can keep offering the same level of customer service."
The residential electricity provider secured the valuation following rapid customer growth and backing from investors including Lowercarbon Capital and Balderton.
The financing round was led by GV with participation from Redpoint Ventures, Balderton Capital, Point Nine, and 01A.
"CRM is one of the most important categories in B2B, but it’s been stuck in the past. AI-native CRM needs a completely different foundation — one that allows you to truly understand every customer, take action fast, and gives you the freedom to build the exact go-to-market systems you need at scale. That’s what we’re building with Attio, and this funding will allow us to accelerate our vision."