Complex sentence: As of 2015, it was one of fourteen UK MHRA accredited Phase I units, conducted approximately 10% of all Phase I trials conducted in the UK, and had about 100 employees.
Split into simpler sentences: As of 2015, it was one of fourteen UK MHRA accredited Phase I units. In 2015 the company conducted approximately 10% of all Phase I trials conducted in the UK, and had about 100 employees.