Contact
Talk to a practitioner
A direct line to the people who would do the work, in a firm where whoever scopes an engagement is the person who runs it
Write to us
Say what you are dealing with rather than which service you think you need. Advisory, audit and training sit in the same disciplines here, and which of them fits is often not obvious from outside.
Answered faster elsewhere
Some questions already have a page with the answer on it, and writing to us would only mean waiting for a link.
- What is taught, and what a module costs
- Browse the catalogue
- How a qualification is put together
- Professional tracks
- How the teaching actually works
- Our teaching approach
- A problem with an account you already have
- Help and support
Office and direct lines
We support individuals and organisations across regions and time zones, on site across Europe and worldwide remotely.
Address
Halderstone · Langer & Co.
Zürcherstrasse 2
CH-8852 Altendorf, Switzerland
Phone
+41 55 508 14 25
Monday to Friday, 09:00-17:00 Swiss time (CET/CEST)
Halderstone is a brand of Langer & Co., registered in Switzerland. Invoicing and contractual details are issued in that name.
What happens to your message
No mailing list. Your address is used to answer you. The policy describes no marketing use of it, and none exists.
Stored in the EU. Enquiries live on our systems in Frankfurt and are kept for twelve months after the matter is closed.