Elisa Rantoharju
Executive Assistant
During the summer (22 June – 31 July 2026), we are open Monday to Friday from 10:00 to 13:00. Outside office hours, please contact us by email.
We are open Mon-Thu 9 a.m.-4 p.m. and Fri 10 a.m.-4 p.m. at +358 9 4246 0500 or +358 20 155 8800
You can send us encrypted e-mail at https://securemail.tradenomi.fi/
Member benefits: members@tradenomi.fi
You can update your information and change your membership type in the online service of the Professionals of Business and Technology.
We have a callback service. If all our lawyers are unavailable, our first available lawyer will call you back as soon as possible. In urgent situations, you can also get assistance from Asianajotoimisto Aika.
You can get quick answers to many questions about employment and public-service employment relationships from our Digilawyer
Our experienced salary advisor will help you set your salary request and prepare for salary negotiations.
Executive Assistant
Executive Director
Director, Customer Experience
Career-Work Welfare Services Manager
Regional and Event Specialist
Marketing Assistant
Marketing Manager
Service Coordinator
Student advisor, Chief executive of Students of Business and Technology
Student advisor
Special Advisor, financial and commerce sector
Special Advisor, technology industry, commerce and financial administration, shop steward activities
Director of Advocacy
Special Advisor, Information and Insurance, Universities of Applied Sciences
Special Advisor, education, employment and industrial policy
Special Advisor, public sector, shop steward activities
Director of Legal Affairs
Special Advisor, salary and unemployment security counselling
Employment lawyer
Employment lawyer
Employment lawyer, on study leave
Communications Specialist, member communications, online communications
Director of Communications, Editor-in-Chief
Labour market researcher, research, information production and theses
Communications Assistant, statements of support and sponsorship
Chair of the Board of Directors
1st Vice chairperson
2nd Vice chairperson
Member of the Board of Directors
Member of the Board of Directors
Member of the Board of Directors
Member of the Board of Directors
Member of the Board of Directors
Member of the Board of Directors
Member of the Board of Directors
Member of the Board of Directors
Business ID: 1455841-9
E-invoice address: 003714558419
Intermediary ID: 003708599126
Intermediary: OpenText
If you are unable to submit invoices as e-invoices, you can send the invoices by e-mail to:
tral@mvp.fi
Paper invoices:
The Professionals of Business and Technology
Purchase invoices
Ratavartijankatu 2
00520 HELSINKI
This page offers a complete guide to contacting The Professionals of Business and Technology (Tradenomi). You'll find contact details for the main office, member services, employment and salary guidance, and unemployment security counseling. Information includes phone numbers, email addresses, physical locations, and operating hours. The page also features a personnel directory with contact information for key staff members and highlights special services like encrypted email and a legal advice callback system.
What are the general office hours for The Professionals of Business and Technology?
The office is open Monday-Thursday from 9 a.m. to 4 p.m. and Friday from 10 a.m. to 4 p.m.
When are the summer office hours for The Professionals of Business and Technology?
During the summer period, from 22 June to 31 July 2026, the office is open Monday to Friday from 10:00 to 13:00.
How can I contact The Professionals of Business and Technology for membership matters?
For membership matters, you can call +358 (0)20 155 8803, use WhatsApp at +358 (0)20 155 8800, or email office@tradenomi.fi. Service hours are Mon–Thu from 9 a.m. to 4 p.m. and Fri from 10 a.m. to 4 p.m.
What are the hours for employment guidance services and how can I contact them?
Employment guidance services are available Monday-Friday from 10 a.m. to 3 p.m. You can contact them by calling +358 20 155 8815 or emailing legal@tradenomi.fi.
How do I contact salary counselling?
Salary counselling is available Mon-Fri 10 a.m.-3 p.m. at +358 20 155 8819 or by email at salary@tradenomi.fi.
What is the e-invoice address for The Professionals of Business and Technology?
The e-invoice address is 003714558419, with the Business ID 1455841-9 and Intermediary ID 003708599126. The intermediary is OpenText.
Ratavartijankatu 2 (A wing, 6th floor) FI-00520 Helsinki
We have a callback service. If all our lawyers are unavailable, our first available lawyer will call you back as soon as possible.
You can send us encrypted e-mail at [ https://securemail.tradenomi.fi/]()
In urgent situations, you can also get assistance from Asianajotoimisto Aika.
Please send your invoices primarily as e-invoices.
Executive Director
Chair of the Board of Directors
Director of Legal Affairs
Director, Customer Experience
Director of Advocacy
Director of Communications, Editor-in-Chief