The former journalist, who had been at Brass for two years, joins Aberfield as a senior consultant.
She has also had spells at Beattie Communications and Ross Parry Agency.
She said: “I’m really excited to be joining the agency as it embarks on its second successful year. The agency has grown significantly in its first year and I’m looking forward to working with a team that does things a little differently.”
Phil Reed, managing director, added: “I’m delighted Jenny has joined us. She brings with her a wealth of experience and her enthusiasm and drive will be a great addition to the team.”