Two weeks and five emails later:
Dear Hans,
In order to answer you question I had to make a very deep research within the company and the answer is no – we haven’t any connections with them [Integrum Technologies].
Please find all information about our businesses at our web-site – www.enplus.ru
Kind Regards,
Andrey [redacted]
Far from case closed, but at least some closure from that front…
Kremlin Inc. 