The analysis by Portico shows there were 55 transactions in the whole of the Westminster borough in February, the lowest ever recorded.
Premium income rose by 4.4% to £16.3m with 94% of claims being paid in 2016.
ULS Technology hopes this momentum will continue throughout 2017.
The events will give brokers an opportunity to meet lenders, hear about the latest innovations in the market and meet underwriters to discuss complex cases or recent deadlines.
Landlords sold four buy-to-let properties per branch, up from three in February.
These announcements come as the company reveals a focus towards more complex, higher value, real estate funding solutions.
Housing market confidence has improved slightly from the fourth quarter of 2016 to the first quarter of 2017.
New protection business was up by 3.9% in 2016 compared to 2015 and income protection sales increased by 17% in the same period.
However lending was 19% lower than March 2016 when borrowers rushed to beat the deadline for the 3% stamp duty surcharge.
Remortgaging has now hit its highest March levels in March for five years.