About THECA

Built for long-term supply partnerships.

Engineering depth, transparent ownership and professional governance behind every molded fiber program.

VisionTo be the leading custom molded fiber producer in Europe.

MissionTo be the constant solution partner of our customers with our fast and accurate products.

Who we are

Built by engineers.
Backed by industry.

THECA was founded in 2021 by two mechanical engineers who had spent more than a decade working as engineers and senior managers in the molded fiber industry before building a company of their own.

They did not start alone. Mercan Kimya, an industrial group operating since 1977 and listed on Borsa İstanbul (BIST: MERCN), holds a 30% stake in THECA.

The result is an unusual combination: the speed and flexibility of a young company, with the balance sheet, audit discipline and board oversight of a listed industrial group behind it.

Why customers trust THECA

Three foundations of supply confidence

Capital strength

30% of THECA is held by Mercan Kimya, an industrial group operating since 1977 and listed on Borsa İstanbul (BIST: MERCN). Its independently audited, publicly disclosed accounts add confidence to every customer tooling investment.

Technical depth

Our General Manager and Production Director are founding partners with PhDs in mechanical engineering and more than a decade of molded fiber experience. Technical questions go directly to the engineers who design the tooling.

Governance

Our Chairman is an independent member who holds no shares and has no executive role at THECA. A listed shareholder adds audited reporting and formal board oversight, while company policy prevents relatives of shareholders from working at THECA.

Shareholding structure

Who owns THECA

Your supplier is not a two-person operation. A company listed on Borsa İstanbul holds a 30% stake in THECA and sits on its board — which means our accounts, our decisions and our commitments are reviewed by people who answer to a public market.

Dr. Engin Sarıkaya – Co-Founder35%
Dr. Artunç Alptekin – Co-Founder35%
Mercan Kimya A.Ş. – BIST: MERCN30%

Shareholding as of September 2026

Institutional shareholder

Mercan Kimya Sanayi ve Ticaret A.Ş.

Founded 1977 · Headquartered in Denizli, Türkiye

Listed on Borsa İstanbul, Main Market (BIST: MERCN)

Group companies: Cosmos Kozmetik, Rowax Global, Dermokim

Audited financial statements are publicly filed and available on the Public Disclosure Platform.

Financial statements on KAP ↗

Board of directors

Experienced oversight.
Technical leadership.

Four directors connect long-term industrial experience, listed-company discipline and hands-on molded fiber engineering.

Independent Member

Mehmet RABUŞ

Chairman of the Board

Spent 37 years at Paşabahçe, rising from project engineer to General Manager. He chairs THECA’s board without holding shares or an executive role.

Governance & Strategy

Full profile

Spent 37 years at Paşabahçe, Turkey’s largest glassware manufacturer, rising from project engineer to General Manager, a post he held from 1999 to 2016. Later served as General Manager and Board Member of ATS Denizli. Holds a BSc in Mechanical Engineering from Boğaziçi University and an MSc from Istanbul University.

Shareholder representative

Sinan SALGAR

Vice Chairman of the Board

Board member of Mercan Kimya since 2011, bringing the reporting and oversight discipline of a publicly listed company to THECA.

Capital & Governance

Full profile

Studied chemical engineering at Yeditepe University and completed his graduate education at the University of California, Berkeley. Board member of Mercan Kimya (BIST: MERCN) since 2011, with active roles across the group’s companies. He also chairs the executive committee of the TOBB Denizli Young Entrepreneurs Board and serves on the board of DEGİAD.

Founding partner

Dr. Engin SARIKAYA

General Manager & Board Member

Fourteen years of experience across molded fiber design, manufacturing, R&D, technology and investments. PhD in Mechanical Engineering.

Technology & R&D

Full profile

Fourteen years in the molded fiber industry, where he led design and manufacturing before heading R&D, Technology and Investments and managing an R&D centre. BSc in Mechanical Engineering from Istanbul Technical University; MSc and PhD in Mechanical Engineering from Pamukkale University, with published research on natural fiber composites.

Founding partner

Dr. Artunç ALPTEKİN

Production Director & Board Member

Fourteen years of experience in molded fiber design and manufacturing, including leadership roles as Design and Manufacturing Director and Factory Manager. PhD in Mechanical Engineering.

Production & Quality

Full profile

Fourteen years in the molded fiber industry as Design and Manufacturing Director and later Factory Manager, responsible for the development and production of molded fiber products. BSc in Mechanical Engineering from Eskişehir Osmangazi University; MSc and PhD in Mechanical Engineering from Pamukkale University.

Governance

The two largest shareholders of THECA do not chair its board.

1/4Chairman is an independent member and holds no shares
BISTA listed shareholder on the board
0Relatives of shareholders employed

The chair is an independent member of the board who owns no shares in the company – a career industrialist with 37 years at one of Turkey’s largest manufacturers. Our institutional shareholder, a company listed on Borsa İstanbul, sits on the board as Vice Chairman.

We also apply a written policy that most companies our size do not: spouses, relatives and children of shareholders cannot be employed by THECA or take part in its processes. We work with professionals, not with acquaintances.

None of this is decoration. It is what makes our decisions predictable – for our team and for the customers who plan their supply around us.

How we work

Principles that guide our decisions

  • Our environmental, financial and social actions are fully accountable.
  • We never negotiate on quality and ethical rules.
  • We work to simplify our processes. Bureaucracy harms our work; we believe in direct communication.
  • We approach everyone with respect.
  • We believe agility matters more than size. We take responsibility and move forward.
  • We focus on performance and continuous development. We invest in the growth of our people and our team.

Everything on this page is verifiable.

Our shareholder’s financials are public. Our certifications are downloadable. Our engineers will take your call.

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