
Telephone
+49 40 285 301 250 250
Mon – Fri 7:30 a.m. – 7 p.m. (also on all national and state holidays in Germany)
Mail
hello@kalwe.it
vortrag@kalwe.it
presse@kalwe.it
Headquarters of the company
Rathausstr. 3
20095 Hamburg
By car:
Parking is available nearby, for example in the “Europa Passage” or “Großer Burstah” parking garage.
By underground and suburban train:
Take the subway line U3 to “Rathaus” or the underground lines U1, U2, U4 and the suburban train lines S1, S2, S3 to “Jungfernstieg”. Both stations are only a few minutes’ walk away.
- Europa Passage parking garage
- Parking garage Großer Burstah
- Parking lane “Rathausstr. 3” (only possible to a limited extent)
- Fraser Suites Hamburg (300 m)
- Sofitel Hamburg Alter Wall (400 m)
- Steigenberger Hotel Hamburg (500 m)
- The Westin Hamburg (1.2 km)
Your contact persons
Security is a matter of trust. With us, you don't talk to a ticket system - you talk directly to experienced experts.

S. Philipp Kalweit is Director Strategy & Consulting with a focus on security awareness and offensive IT auditing. He has been advising SMEs and corporations for nine years, particularly in highly regulated industries. In 2019, he was honored by DIE ZEIT as “Hamburger of the Month” and included in the Forbes 30 under 30 DACH list.
S. Philipp Kalweit
Managing Partner

Dipl.-Wirtsch.-Ing. Günther Paprocki has been Managing Partner of KALWEIT ITS since May 2024. As Director HR & Operations, he is responsible for operations and personnel. With experience at Sharp, Philips and Cisco, he brings a breath of fresh air to consulting. His focus: strengthening cybersecurity in Germany.
Günther Paprocki
Managing Partner