Timo Salo

CEO
HVAC Engineer (B.Eng)

+358 50 375 3745
[email protected]

  • 25 years of experience in the HVAC industry (site supervision, consulting, and project management roles in various companies within the sector).
  • Born in 1976
  • Married, 3 sons

Janne Rantala

HVAC ENGINEER (B.Eng)

050 370 3635
[email protected]

  • 20 years of experience in the HVAC industry (design, consulting, and project management roles in various companies within the sector).
  • Born in 1977
  • Married, 2 daughters and a son

Mika Renholm

M.Sc. (Tech), HVAC

050 550 8083
[email protected]

  • On Independence Day 2025, Mika was awarded the Cross of Merit of the Order of the White Rose of Finland (SVR), a significant recognition of his merits in the HVAC industry.
  • Master’s Thesis: A New Method for Radiator Network Balancing.
  • Experience: 30 years of experience in the design and implementation of heating network balancing and district heating substation renewals (covering approximately 3,000 properties).
  • Previously a partner at Suomen Lämpösuunnittelu Oy (1997–2012).
  • Worked as a general HVAC designer at Rakennus Ekono Oy.
  • Mika has been strongly involved in developing the industry, including quality standards for district heating design, equipment features, differential pressure controlled pumps, and network venting practices.
  • Born in 1966
  • Married. Family includes wife, an adult daughter, and a son.

Niklas Renholm

B.Sc. (Tech), HVAC

045 116 2745
[email protected]

  • 10 years of experience in the industry
  • Continuing studies towards a Master of Science (M.Sc.) degree in HVAC Engineering
  • Born in 1997
  • Married

SL Valvonta Oy

Katajaharjuntie 22 H
(Commercial space)
00200 Helsinki Finland

Entrance from the end of Staircase H

Business ID: FI-22428673