Jari Mäkimattila -picture

Jari Mäkimattila
Managing Director

Mäkimattila has been Managing Director of A-Kruunu since 2014.

Mäkimattila is by training an architect and EMBA. Before A-Kruunu, Mäkimattila worked for Kojamo (formerly VVO) between 1996 and 2014 in a variety of roles, including Head of Construction Contracting Unit. Prior to this, he was an architect at Raimo Teränne Architects.

Jari Mäkimattila is a chairman of the Board of Directors of the Building Information Foundation and a deputy member of the Board of Directors of Housing Nordic and has served on the boards of KOVA ry and RYM Ltd.


Tarja Lappalainen-Liipo -picture

Tarja Lappalainen-Liipo
Financial Manager

Lappalainen-Liipo has worked as Financial Manager at A-Kruunu since 2017.

She has a Master of Economics degree. Lappalainen-Liipo worked as Financial Manager at the Student Housing Foundation of Northern Finland from 2003 to 2017 and as Head of Department at Oulu Regional Electricity from 1987 to 2001.


Jouni Isomöttönen

Jouni Isomöttönen
Head of Construction

Isomöttonen has worked in A-Kruunu first as a project manager in 2019-2021, as a project manager from the beginning of 2022 and as a construction manager from 1 September 2022. Before A-Kruunu, Isomöttonen worked as a project manager as a developer consultant at Rakennuttajatoimisto Valvontakonsultit, as a structural designer and structural design project manager at Sweco Rakennetekniikka, and as head of the design department at Jetta-Talo.

Isomöttönen has a master's degree in structural and building production technology. In addition, he has a bachelor's degree in construction engineering and an unfinished, near-final master's degree in production economics.


Leena Oiva

Leena Oiva
Development Manager

Leena Oiva stepped into her position as Development Manager at A-Kruunu in 2021.

Oiva is a Master of Science in Civil and Environmental Engineering. Before coming to A-Kruunu, Oiva worked as a Senior Sustainability Consultant at EcoReal. Prior to that, she served as the Development Manager and Key Account Manager for environmental organisation WWF Finland in 2010-2018 and at Nokia in various environmental and sustainability positions in 1998-2010.


Petteri Puolanne -picture

Petteri Puolanne
Real Estate Property and Service Manager

Puolanne has been the Real Estate Property and Service Manager at A-Kruunu since 2017.

Puolanne has a Bachelor's degree in Engineering. Prior to A-Kruunu, Puolanne was Head of House Managers at the Y-Foundation. Between 1997 and 2016, he worked for Kojamo (now VVO) in management tasks related to property management, rental activities and managing customer relationships.


Riikka Vitakoski -picture

Riikka Vitakoski
Administrative Manager, secretary of board of directors

Vitakoski has been Administrative Manager at A-Kruunu since 2017.

Vitakoski has a Master of Laws Degree. Before A-Kruunu, Vitakoski served as Administrative and Marketing Manager at T2H Companies from 2012 to 2017; as a Lawyer for RAKLI ry between 2006 and 2011, as a Representative for both the Finnish Association of Student Housing Organisations SOA and the Finnish Association of Construction Clients (RTL) from 2008 to 2011; and as a Construction Administration Officer at Sato-Rakennuttajat Oy from 2002 to 2006. Vitakoski also lectures at Kiinko.  



Duties of the Managing Director and the Management Group

Managing Director

The Managing Director manages the day-to-day administration of the company in accordance with the instructions and regulations issued by the Board of Directors. The Managing Director ensures the legality of the company's accounting and the reliable organisation of the financial management.

Management Group

The Managing Director and other persons responsible for the company's core operations form the A-Kruunu management group. The task of the management group is to assist the managing director in the planning and management of operations and development of the company's activities. The management group is also responsible for preparing matters to be discussed by the Board of Directors.

Managment Group