Timegate Instruments Ltd

We have a strong scientific background and extensive knowledge in R&D and innovation. The founder team has developed and patented the Timegated® Raman innovation which they have also commercialized. This multi-talented team has a lot of experience in spectroscopy, research, pharmaceuticals, mining, PAT and data applications. We want to spread the joy of time-gating and ensure that is available for all who want to get more out of their material analysis.

We help you to accelerate your material research, solve complex analytical challenges and increase your productivity. Our mission is to help you with making the world healthier, cleaner, safer and more efficient. We want to hear about your analytical challenges!

Timegate Instruments Ltd




Tutkijantie 7,
90590 Oulu, Finland

info (at) timegate.com
Tel: +358407504425

Invoice address:

Timegate Instruments Oy
PL 100
FI-80020 Kollektor Scan

PDF-files to 26156492@scan.netvisor.fi

Who we are

Meet the team who went there where no Raman has gone before

Mari Tenhunen

Mari Tenhunen

CEO, Co-founder

mari.tenhunen (at) timegate.com

Tel. +358 40 750 4425

Mari is one of the founders and the CEO of the company. She has over 20 years of experience in industrial process instrumentation applications in her previous jobs. At VTT she worked as a team leader and senior scientist. Mari has excellent organizational skills with good sense of business. In Timegate, Mari wants to create inspiring workplace with strong company culture and ambitious goals. In addition to CEO’s duties, her responsibility is to find new applications, new markets and new potential customers for the Timegate’s products and technology. She is the ´mother´ of office dog Tapsu.

Lauri Kurki

Lauri Kurki

Chief Scientist, Co-founder

lauri.kurki (at) timegate.com

Tel: +358 40 082 3634

Lauri is a main tech & science guy and one of the founders. He has M.Sc. in theoretical physics and more than a decade of experience in the applied variety. You most probably find him in the lab, working on the hardware, software and esoteric math to make it all function together. He loves not only inelastic scattering but also photoluminescence and good humour.

Jyrki Savela

Jyrki Savela

Product Manager, Co-founder

jyrki.savela (at) timegate.com

+358 50 546 2900

Jyrki is also one of the founders of the company and his role is to manage product portfolio and production. He has a M.Sc. in Mechanical Engineering. Jyrki is an excellent opto-mechanics designer and he is also our key resource in pilot experiments as he knows well the industrial environment and requirements. His lively and energetic spirit is like tornado in the lab and he speeds up our progress on all fronts.

Miia Mikkonen

Miia Mikkonen

Business Development Specialist

miia.mikkonen (at) timegate.com

Tel. +358 40 162 3905

Miia has an MBA in International Business Management and M.Sc. in Geography (Regional Development and Politics). Miia has experience in mining industry, marketing and international business. She has a key role in business development to mining customer segment. Furthermore, Miia is open-minded and brisk marketing professional and quick-witted communications specialist. She is the team’s cheerleader.

Amuthachelvi Daniel

Senior Application Specialist

amutha.daniel (at) timegate.com

Amutha has a doctoral degree in Biophotonics with 10 years of experience in application of Raman spectroscopy for cancer/precancer detection and Raman imaging of cells and tissues. She was also a recipient for Marie Sklodowska Curie IF fellowship and has done extensive work in cancer diagnosis using continuous wave Raman spectroscopy and SERS. Furthermore, she has explored the possibility of discriminating negative cytology from different grades of dysplasia of oral exfoliated cells using time-gated Raman spectroscopy. Now she is focusing on the applicability of timegated Raman technology in mining, pharmaceutical and food industries. Cooking spicy Indian food is her relaxation.

Bryan Heilala

Bryan Heilala

Application Specialist

bryan.heilala (at) timegate.com

Tel: +358 45 332 1711

Bryan is a young and energetic chemist with a degree in M.Sc. (chemistry) and experience and background in analytical chemistry. He has work experience in fields of pharmaceuticals, mining industries and R&D projects. Bryan is focused on studying Timegated Raman spectroscopy applications and development of data processing algorithms and routines. Bryan is our mysterious ‘TGI man’ as seen in our completely serious TGI videos.


Risto Hyypiö

Principal R&D Engineer

risto.hyypio (at) timegate.com

+358 50 325 4311

Risto has a M.Sc in Electronics and more than 15 years of design experience of various types of electronic gadgets including optoelectronic devices, high-speed electronics and even consumer products. Over the past five years, Risto has focused more on optoelectronic system design, single-photon counting technology, optics and optomechanics. Risto likes to act as a glue between the customer, R&D team and marketing.

Petteri Aitta

Petteri Aitta

Senior R&D Specialist

petteri.aitta (at) timegate.com

Tel. +358 50 322 4307

Petteri is our creative and productive R&D specialist with M.Sc. in Electronics. His core competences include electronics design in analog and digital domain, optoelectronics design and system design engineering. He has a lot of experience in designing various kinds of optical measurement devices in close collaboration with mechanics, optics and software designers. Petteri is hard working electronics designer who does not give-up until the system is working. Petteri is office dog Tapsu’s best friend.

Vineeth Prekar Karuppasamy

R&D Engineer

vineeth.karuppasamy (at) timegate.com


Vineeth is the youngest member of the team. He studied theoretical physics and graduated as a master of Photonics from the University of Eastern Finland in Joensuu. He has previously spent some time at ETH Zürich levitating nanoparticles with lasers. If he is not working with the photons collected by the SPAD detector he likes to hike and collect incoherent photons on CMOS sensors.


Juho Eskeli

Principal SW Engineer

juho.eskeli (at) timegate.com

+358 40 565 1092

Juho has a M.Sc in Software Engineering and 13 years of versatile design and development experience. He started his career developing server backend systems, then moving on to develop embedded & desktop software for optical measurement devices. The last few years he has been developing IoT systems focusing more on the embedded side. At Timegate he can put his whole skill set in use in heading the software development activities that span from the device firmware to the cloud. He enjoys twiddling with retro computers and has a working Commodore 64 in his office as well.


Dmitri Akhonen

Software Engineer

dmitri.akhonen (at) timegate.com


Dmitri is our software engineer with B.Sc. in Automation Engineering. He has gathered experience by working with industrial hardware and test automation systems in different fields of technology. Dmitri has important role in software development of our products and related applications. If you don't find him in the lab, he's in the kitchen getting angry at an empty coffee pot.

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