How do I get an estimate? Call 703-218-8003. Email us at info@brennanstreeservice.com. Fax us at 703-830-1690. Please provide your full name, address, and phone number(s). Also provide a description of what you would like an estimate on. A representative will call or email you back. With a clear description of what you would like us to estimate, we can generally swing by and leave you an estimate, even if you're not at home. Once you have looked over the estimate, if you would like to schedule the work, simply sign and return the yellow copy of the estimate by mail. You can also fax it to 703-830-1690.