The Square Envelope Company manufactures square and unusual shaped specialty envelopes. In 1997 we began with 4 different sizes of square envelopes, all available in white, and over the years have listened to your requests and responded with an expansive range of colours and sizes, forever evolving. The Square Envelope Company leads the way in the envelope industry – we set the standards; the others follow. Specialty envelopes for that special occasion. Whether its invitations, weddings, birthdays, corporate events or christenings The Square Envelope Company have the perfect choice for all occasions. Printing We can print your logo and company details on your envelopes for you. Call our sales team on 1800 069 065 for a quote.