InterMatrix Communications

About Us

InterMatrix Communications (IMX) provides key public relations services including media representation, event organizing, and production for television, radio and print media. IMX specializes in policy issues, public communications and crisis management.


InterMatrix Communications (IMX) is a public relations firm with core competence in strategic communications in public issues. Based in Jakarta, IMX is focused on issues related to climate change, deforestation and indigenous peoples issues. The firm is also experienced in commercial public relationship and event organization. IMX works independently and in partnerships with clients from Indonesia and other countries. The work generally involves media management and public exposure. IMX founder (Wimar Witoelar) is a nationally known television and radio talk show host.


Knowing a client's strengths and working with them, as well as de-emphasizing the weaknesses, is the foundation to InterMatrix services. Sensitive communication planning brings the client's vision and objectives to the public. Client orientation is the key to achieve tangible results.

InterMatrix resources in communication, marketing and management provide a comprehensive base to design and execute accurate communication campaigns using all available media.


Companies are created to serve their shareholders but they are made sustainable by stakeholders. Stakeholders include founders, employees, staff and management, business partners, for they entrust their welfare and future to the company.

They include the public as a whole for they will benefit from the economic growth and employment created by healthy and growing companies

But most importantly, stakeholders are the Clients, for whom the company exists. Client Satisfaction is the key to our success. Winning Clients is extremely difficult, and keeping them is even a greater challenge.

As in personal relations, client companies need to present their best face forward. To do this, we need to understand and really know what the market expects from our client. This is all what PR is all about, and this is what InterMatrix Communications can offer you. Insight and skills to guide your company in making our common vision come alive.

InterMatrix Communications

Public Relations and Strategic Communication Consultancy

Media Management

  • Press Conference
  • Press Gathering
  • Press Tour
  • Press Release Management
  • Information management (News Monitoring, analysis and advisory)
  • Media Placement

Special Events Management

  • Conference, Seminar, Workshop, Talk Show, Product Launch
  • Concept Design
  • Organization and Invitation (speakers and audience)
  • Evaluation Report

TV and Radio Program Productions

  • Concept & Creative Design
  • Technical Production
  • Expert Supply
  • Logistic Coordination

In-house Productions (Company Profile, Web Design, Books)

  • Concept & Creative Design
  • Writing/Lay out
  • Technical Production
  • Printing Coordination
InterMatrix Communications

Our Clients

(On going and previous clients )

Ford Foundation
Climate & Land Use Alliance (CLUA)
The International Centre for Trade and Sustainable Development (ICTSD)
Tropical Forest Alliance (TFA)
Asian Development Bank (ADB)
Climate & Land Use Alliance (CLUA)
The International Centre for Trade & Sustainable Development (ICTSD)
The Body Shop
PT Paiton Energy
PT Unilever Indonesia Tbk
JPPR -The Asia Foundation .European Union
TAMF (Indonesian Technical Assistance Management Facility)
Maternal and Neonatal Health Program (JHPIEGO)
PT Semen Gresik Tbk.
Konrad Adenauer Stiftung (KAS)
Koalisi untuk lndonesia Sehat (Johns Hopkins University/Center for Communication Programs)
Australian Embassy
New Zealand Embassy
Hewlett Packard lndonesia
IBM lndonesia
BIDA (Batam Industrial Development Authority)
Schiphol lndonesia
HSBC lndonesia
McDonald's Indonesia
PT. Bukit Asam
PT. Timah Pertamina
HSBC (Hongkong Shanghai Bank Corporation)
Bank Summa
Bank Mandiri
Asian Development Bank
PT. Medco
Salim Group
Kosti Jaya
CEMEX lndonesia
American Can Company
Pemerintah Daerah Tk. I Sumatera Utara
Dana Corporation American Brands
Minister of Industrial and Trade (DEPPERINDAG)
Bintan Resort Management
Departemen Pertanian
Departemen Pariwisata Pos dan Telekomunikasi
General Motors lndonesia

Koalisi Perempuan
LPEM University of lndonesia
Kusuma Buana Foundation
Perhimpunan INTI
General Electric lndonesia
PT. Astra International Tbk
PT. Asuransi Astra Buana
Bisnis lndonesia
LA Lights
Krakatau Steel
PT. Kahar Duta Sarana
Astra International Tbk
Asean Foundation
Australian Embassy
CEMEX Indonesia
Directorate General of Tax, Finance Ministry
Directorate General of Financial Institution, Finance Ministry.
Edison Mission Energy
European Union
General Electric (GE) Indonesia
General Motors (GM) Indonesia
Haydrian Indonesia
Hewlett Packard
HSBC (Hongkong Shanghai Bank Corporation)
INTI (Indonesia Tionghoa)
INTRAC (Indonesian Anti Money Laundering Unit)
Johns Hopkins University - CCP
Koalisi Untuk Indonesia Sehat
Medco Group
Ministry of Energy and Mineral Resources, Center for Energy Information
New Zealand Embassy
Paiton Energy Company
Procon Indah Tbk
Semen Gresik Tbk
Samudra Indonesia, Tbk
Surya Citra Televisi (SCTV)
Telekomunikasi Indonesia Tbk
The Asia Foundation, Indonesia Representative Office
Thiess Indonesia
The Body Shop Indonesia
Unilever Indonesia Tbk
World Bank Indonesia

InterMatrix Communications

Key Persons

Wimar Witoelar (
After government duty as Presidential Spokesman for President Abdurrahman Wahid of Indonesia, Wimar is back in the private sector with his communications consulting firm InterMatrix Indonesia (founded 1986). Initially engaged in teaching and research at the Bandung Institute of Technology (ITB). Moved on to management consulting in 1977, serving clients ranging from the Asian Development Bank to Indonesian government agencies and private sector companies. He is now Adjunct Professor at Deakin University (Australia), after occupying a Chair in Journalism in early 2002.

Erna Indriana (
Graduated in Communications, expertise in client and media handling, conferences, TV and radio talk shows.

Hayatuddin Mansur (
Graduated from lnstitut llmu Sosial dan Politik Jakarta. Started career as journalist in various mass media. Content research and media relations are his expertise

Widya Tresna Utami (
Alumna of the Islamic State University started career as PR professional in 1998 with expertise in media relations and research. She has been dealing with many PR issues both commercial and public. Widya has extensive experiences in managing Radio program of Perspektif Baru and syndication column in some local newspapers

Melda Wita Sitompul (
Graduated in Communications and Public Relations from Jayabaya University Jakarta. She has extensive experience in media relations and event organizer

Mariska (
Graduated from University of Indonesia majoring Mass Communication She joined InterMatrix Communications in 2011 as a PR Consulting. She is specialist in event management. She was handle Japan International Cooperation Agency (JICA) workshop, DKT Indonesia events, and Climate and Land Use Alliance (CLUA) for Climate Change Project.

Dwipo Kuncoro (
Graduated from University of Indonesia majoring Public Relations. He joined InterMatrix Communications in 2007. As a PR Consulting. He specialist in event management. He was handle Lifebuoy Corporate Social Responsibility.

Stephanie Ratih Andriyani (
Graduated in Communications from Jayabaya University, Jakarta. Worked in production division for a television company and also in marketing communications division for a Radio Station before join InterMatrix Communications in 2013. As PR Consulting, she is specialist in media relations and PR activities.

Sonny Dwi Kristanu (
Graduated from Institut Kesenian Jakarta majoring in Graphics Art. Joining PT InterMatrix Communications Indonesia as Graphics Designer in 2012. He handle material design for several large events such as for Lifebuoy/PT Unilever Indonesia Tbk (Handwashing with soap Campaigne), The Body Shop, Green Economy Campaigne in Indonesia(CLUAPartnership) & Paiton Energy.

Mahisa Dwi Prastowo (
Graduated from University of Indonesia in 2006, majoring in Communication Studies. Before joining IMX, he was working in several public relations and research projects for several organizations. He joined InterMatrix Communications in 2012. His main role in InterMatrix is working on various background researches and as a content writer for InterMatrix PR activities.

Tea Marlini Chandra (
Tea spent her early career as Public Relations Consultant for automotive industry, before joining InterMatrix Communications in 2012. At InterMatrix, she is part of the start-up team and has advanced her competence as a Consultant. Her talents lies in taking active part as a Media Relations and Social Media officer. Tea has completed her Bachelor and Master Degree in Communications studies at STIKOM The London School of Public Relations, Jakarta.

Senior Associates

Yenny Zannuba Wahid
Master of Public Administration from Harvard University, former reporter for the Sydney Morning Herald. Winner of Walkley Award (Australia's 'Pulitzer Prize')

Derry Habir
Holding doctorate in management from Australian National University, writer and scholar.

Feisol Riza
Researcher, political activist, heads syndicated interview broadcast and column.

Jaleswari Pramodhawardani
a researcher at the The Research Center for Society and Culture at the Indonesian Institute of Sciences (Lembaga Ilmu Pengetahuan Indonesia/LIPI) and also activist on Gender issue.  Her main interests are in Feminism/Gender Studies, Conflict Resolution & Peace Studies, and Military Budget issue.

Satya Witoelar
Graduated in architecture from Parahyangan University. Award winning website developer and graphics designer.

InterMatrix Communications

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