LMS already works with building societies such as Chorley, Marsden, Ipswich, Buckinghamshire and The Melton.
Huw Lewis, sales and marketing director of LMS, said: “We are delighted to announce that we will be providing both individual customer products and general panel management services for the Newcastle Building Society and its members.
“The Newcastle is committed to offering clients the highest possible level of service whilst also offering attractive products, and we look forward to building a long-term and growing relationship with them supporting them in the provision of conveyance services for mortgage applicants in both the fees assisted and fee paying markets.
“We are also pleased to be expanding further into the building society sector.”
Steve Urwin, Newcastle’s sales and marketing executive, added: “LMS is highly commended in its field and consistently deliver excellent service along with market leading risk mitigation strategies.
“This knowledge and expertise make the company an ideal partner for us and I am pleased to begin our working relationship.”