Envelope Experts is based in Melbourne’s South Eastern suburbs, and are specialists in all types of printed envelopes. Our core business is overprinting. Our services are targeted towards the printing trade – essentially we act as an extension of your production team. You find the client....we’ll produce the goods. Envelopes are a great add-on product to offer your print client. Every business uses them somewhere – either for mailing, marketing, job bags, filing & storage, handouts, promotions, you name it.