Dean Thomas Tree Service has focused on true expert tree work for Pittsburgh and surrounding areas since 1985. We specialize in difficult tree removal and our professional staff offers quality work and great service that you can count on. Emergency tree service is available 24 hours a day. Our owner, Tom Borza, is here to answer any questions you may have about our company or our services. We offer residential and commercial tree work and landscaping. We also offer free estimates and are fully insured. References are available upon request.