LogoCorrespondence & Telephone


This directory serves as the primary resource for our e-mail, telephone, and published office hours. Correspondence and calls are handled by the Binary & Bus, Sys. office.

Operating Hours: Phone calls and e-mails are answered on Saturday & Sunday between 3:00 PM and 10:00 PM GMT. Messages received outside this window are queued and answered at the next available window.

Active Client Exception: If you are a client with whom we are actively engaged on a project, e-mail restrictions do not apply. Your correspondence is treated as a priority and e-mails will be answered outside of standard office hours as needed, although phone restrictions do still apply.

Phone: 020 3556 4229 — answered during the hours listed above.

System E-mail Directory:

Navigation & Related Index Pages: