Elisa Rantoharju
Executive Assistant
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Our contact information
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.
Member service
Office
The Professionals of Business and Technology
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/
Membership matters
Membership fees, joining, discount applications, membership information changes
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.
Employment guidance services
Questions related to employment and public-service employment relationships
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
Salary counselling
Get your salary request right
Our experienced salary advisor will help you set your salary request and prepare for salary negotiations.
Unemployment security counselling
Help with questions related to unemployment security
Management
Sari Niemi
Executive Director
Customer experience, services, regional and student activities
Aleksi Rankka
Director, Customer Experience
Pilvi Nybom
Career-Work Welfare Services Manager
Iiro Rauhala
Regional and Event Specialist
Aarni Savolainen
Marketing Assistant
Jane Seppänen
Marketing Manager
Päivi Tenhunen
Service Coordinator
Waltteri Kolkka
Student advisor, Chief executive of Students of Business and Technology
Veikka Varho
Student advisor
Advocacy and influencing
Joonas Kopra
Special Advisor, financial and commerce sector
Jenni Lakso
Special Advisor, technology industry, commerce and financial administration, shop steward activities
Ville-Veikko Rantamaula
Director of Advocacy
Julia Lauren
Special Advisor, Information and Insurance, Universities of Applied Sciences
Tuomas Meriniemi
Special Advisor, education, employment and industrial policy
Harri Westerlund
Special Advisor, public sector, shop steward activities
Legal advice and salary counselling
Mia Weckman
Director of Legal Affairs
Katriina Matinhelmi
Special Advisor, salary and unemployment security counselling
Mari Rusila
Employment lawyer
Jere Vuorio
Employment lawyer
Salla Viitanen
Employment lawyer, on study leave
Communications and research
Helna Luoto
Communications Specialist, member communications, online communications
Anu Väätäjä
Director of Communications, Editor-in-Chief
Joonas Miettinen
Labour market researcher, research, information production and theses
Julietta Murden
Communications Assistant, statements of support and sponsorship
Board of Directors of the Professionals of Business and Technology 2023-2026
Jaakko Hyvönen
Chair of the Board of Directors
Jaana Carlenius
1st Vice chairperson
Anna Laurila
2nd Vice chairperson
Katja Antrela
Member of the Board of Directors
Teemu Oja-Lipasti
Member of the Board of Directors
Eemeli Rajala
Member of the Board of Directors
Sami Ranta-aho
Member of the Board of Directors
Rosamari Rissanen
Member of the Board of Directors
Jeanette Tammela
Member of the Board of Directors
Sami Vesala
Member of the Board of Directors
Eppu Åberg
Member of the Board of Directors
E-invoice address
Please send your invoices primarily as e-invoices.
Business ID: 1455841-9
E-invoice address: 003714558419
Intermediary ID: 003708599126
Intermediary: OpenText
E-mail and paper invoicing addresses
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
Learn More
Summary
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.
Frequently Asked Questions
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.
Key Information
- The main office is located in Helsinki at Ratavartijankatu 2.
Ratavartijankatu 2 (A wing, 6th floor) FI-00520 Helsinki
- A callback service is available for legal advice when lawyers are busy.
We have a callback service. If all our lawyers are unavailable, our first available lawyer will call you back as soon as possible.
- Members can send encrypted emails for security.
You can send us encrypted e-mail at [ https://securemail.tradenomi.fi/]()
- For urgent legal matters, members can contact Asianajotoimisto Aika.
In urgent situations, you can also get assistance from Asianajotoimisto Aika.
- The organization prefers to receive invoices electronically.
Please send your invoices primarily as e-invoices.
Key Personnel
Sari Niemi PERSON
Executive Director
Jaakko Hyvönen PERSON
Chair of the Board of Directors
Mia Weckman PERSON
Director of Legal Affairs
Aleksi Rankka PERSON
Director, Customer Experience
Ville-Veikko Rantamaula PERSON
Director of Advocacy
Anu Väätäjä PERSON
Director of Communications, Editor-in-Chief