Lead Generation Project: Seeking 7000 Unique Finance Contacts in the UK

One-time list building project: Looking for a lead list generator to generate 7000 unique lead for people in the finance domain in the UK (more details will be shared on DM). We already have a list of ~3500 unique people, so they must NOT be present in this list. A partial extract of what this data looks like is shown below. Full list of people to be excluded will be shared ONLY with finalized person. Please send quotation for 7000 contacts. Note that all fields as shown in sample below must be present.