Interesting research here which shows that EAP/counselling at work is much quicker than NHS Counselling but is broadly just as effective:
http://www.eapa.org.uk/news–research-confirms-effectiveness-of-eap-counselling-intervention.html
http://www.wsandb.co.uk/wsb/news/2217370/eap-treatment-quicker-than-nhs-but-recovery-levels-even