Contact information

Exchange GroupCalendar is a product by OpusFlow
OpusFlow is an Independent Software Vendor and developer of collaborative tools and add-ons for Outlook and Exchange server, founded in 1999.

You can find a list of our licensed clients here
From here you can read a short resume of our other collaborative tools. Or see everything in detail here.

Free and paid communication options.

(Trial users get full support for the 30 day trial. Licensed users get 3 years of free support and free updates.)

Phone - PAID
We can be reached by regular telephone both at European as US business hours. Our U.S. number is (315) 849-2560

To reach us on our European number when calling from the US you will have to dial the following number:
Your exit code (probably 011) + 31.186.669.194 so that's   011.31.186.669.194

When you are calling from Europe simply dial +31.186.669.194

Skype - FREE

If you have a sound-card, mike and speakers you should try www.SKYPE.com
In 5 minutes you will be able to talk to us and others for free. We can be reached at SKYPE under the name opusflow-john and the sound quality is perfect.

MSN - FREE

If you prefer MSN for voice or text communication you can reach us at opusflow@hotmail.com (don't send email there)

EMAIL

You can also reach us by email at: info@opusflow.nl  we strive to answer your questions within one hour.

"Thanks again for such a quick response. My previous experience has been that I would consider myself lucky if I got a response within the same day."

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