CEO Tomi Mäkipelto
+358 50 370 4092


  • Property development
  • Energy efficiency
  • Renewable energy

Tomi Mäkipelto oversees LeaseGreen’s strategy, customer relations and business development. Tomi’s previous career includes successful spells at Caverion Corporation as development manager, at YIT managing energy issues, at EPV Energy as development manager, and as the managing director of a number of wind power companies.

CFO Juho Rönni
+358 40 824 8780


  • Finance and economy
  • Capital markets
  • Business development

Juho Rönni takes responsibility for LeaseGreen’s dealings with financers as well as administrative issues. He also looks after the running of our NegaWatt Energy Efficiency Funds. Juho has previously worked as an investment banker at Goldman Sachs in London, and supervised financial and investment issues for the Finnish mining company Talvivaara.

Essi Boije af Gennäs, Vice President (energy efficiency)
+358 50 469 5494


  • Efficiency projects
  • Innovations
  • Management

Essi Boije af Gennäs leads project managers of our energy efficiency team. Essi has previously worked as a team leader at Siemens. A project that she led at Sello shopping centre in Espoo was rated the best project in the European Energy Service Awards competition in 2010.

Jere Kilpi, Vice President (customer relations and sales)
+358 40 451 3976


  • Property development
  • Service models
  • Cost efficiency

Jere Kilpi is a vice president who works side by side with LeaseGreen's customers, looking for the optimal solutions and resources for their projects. Previously he worked as a vice president at Ovenia, a property management company, and as a manager at Lindström Invest, a professional property investor.

Simo Nurmi, Vice President (engineering design)
+358 44 098 0436


  • Energy production
  • Heat pumps
  • Energy storages

Simo Nurmi is a tech wizard who develops our solutions of onsite energy production and leads our project design. Simo has received the D.Sc. (Tech) degree, and he is passionate about computing the optimal solutions for our customers. He has previously worked for EneOpt and Metso Paper.

Jussi Toivonen, Vice President (project management and procurement)
+358 50 560 8434


  • Project management
  • Quality management
  • Leadership

Consistent decision-making, good human relations skills and high professional substance. That’s almost all you need to lead a project to success, says Jussi Toivonen who knows well retail and commercial properties. Jussi has previously worked for Finnish companies SRV Group, SOK Corporation and Pöyry.

Ari Taiponen, Vice President (life-cycle services, quality and research & development)
+358 50 410 9917


  • Project management
  • Automation and IoT
  • Leadership

Ari Taiponen is a specialist of technically challenging investments and evolving technologies, such as IoT and big data. His earlier milestones as a team leader were the electrification projects of the Helsinki ring railway and the western metro line in Espoo, working for Schneider Electric those days.

Teemu Repo, Vice President (finance and administration)
+358 40 550 4575


  • Finance
  • Property valuation
  • Accounting and tax

Teemu Repo develops our finance and administration processes. Teemu also helps our customers calculate how optimised energy use will change property values and other key numbers. He has as previously worked for two Finnish listed companies, Sponda and Talvivaara.

Terho Puustinen, Communications Director
+358 400 466 455

Energy award for LeaseGreen

Following a poll of readers of the Finnish business and technology magazine Tekniikka&Talous, LeaseGreen received an award for Energy Deed of the Year 2014.