4 Site Security have specialised in providing professional manned security services to clients throughout Yorkshire for over 21 Years. From our Leeds Headquarters, our professional team of dedicated managers, supervisors and security officers provide efficient security services 24 hours a day, 365 days a year to the private and public sector. Our Services Include:  Professional Manned Security  Mobile Patrols and Void Property Inspections  Alarm Response and Key holding  CCTV Monitoring We supply security services throughout Yorkshire to clients ranging from corporate & industrial to concierge & gatehouse. We aim to become a UK leading independent family run security provider in Yorkshire. We pride ourselves on client retention, customer service and the professionalism of our employees. "We promise to challenge, improve and redefine industry standards in order to provide our clients with the most cost effective, efficient and suitable security services". So whatever your security concerns may be – We can help. Each client receives the highest level of attention and customer service to ensure your security needs are met.