The Priory, which has a number of Northern centres including Altrincham, Bury and Preston, has briefed the agency with increasing awareness of its healthcare, addictions and education offering through organic search.
Search Laboratory, which now employs over 150 staff after starting as a two-man operation in 2005, has previous medical sector experience with cosmetic surgery specialists Transform.
James Cordall, online manager at the Priory Group, said: “Right from the off Search Laboratory have been very clear with how they can help increase our digital presence.
“The Priory is a name synonymous with excellence and I believe that Search Laboratory can help us reflect this online.”
The account will be led by SEO account manager Keir McCarton, who added: “The Priory Group is one of Britain’s best known healthcare companies and we’re thrilled to be working them.
“We’ve got extensive experience of helping clients in this sector and we’re excited about doing the same with the Priory to bring their expertise to more people.”