Its total UK loan book grew to £976m, an increase of 12% on 2018.
Overall customer numbers in the UK also grew by 14% in the year to more than 61,000.
The total loan portfolio increased by 13% to €939m (approximately £865m).
This includes the €472m (approximately £436m) growth of the residential mortgage portfolio (up 31%).
The bank also registered an 11% growth in sustainable lending, while mortgage portfolio experienced an uplift of 31%.
Triodos Bank’s assets under management rose by 14% to €17.7bn (approximately £16.3bn).
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Other key financial performance results included:
- funds under management: €5.7bn (approximately £5.3bn), 21% growth
- common equity tier 1 ratio: 17.9% (2018: 17.5%)
- leverage ratio: 8.5% (2018: 8.6%)
- net profit : €38.8m (approximately £35.7m), (2018: €34.7m)
- return on equity: 3.4% (2018: 3.3%)
Bevis Watts, CEO at Triodos Bank UK, said: “We worked hard to ensure a smooth transition to our new legal structure as a subsidiary company and avoided disruption to customers as a result of Brexit.
“Now we are set to head into our 25th year of operating in the UK and can be proud of the finance we provide to many inspiring organisations across the country."