About Rostra
Rostra [’rås-tra] was the name of the lectern at the Forum Romanum in ancient Rome, where politicians 300 BC competed for attention from audiences. At Rostra Kommunikation, we are experts in attracting the right kind of attention and changing attitudes and behaviors in our target groups through effective communication.
Rostra Kommunikation is a full-service public relations and communications agency operated by a team of senior profiles. Since 1999, we have worked as trusted advisers for companies, authorities, and trade associations. We are communications experts, analysts, public relations specialists, journalists, and copywriters.
We provide expert advice on target groups, means, and media and help our clients in translating knowledge and data into actual, measurable change in behavior and actions. Our starting point is our professionalism, creativity, and decades of experience.
Management Team
Christian Olesen
Christian var med til at stifte Rostra Kommunikation & Research i 1999 og er direktør og partner i virksomheden. Han rådgiver vores kunder om PR, kommunikationsstrategier, krisehåndtering, medietræning, Public Affairs, adfærds- og holdningskampagner, samt kvalitative og kvantitative markedsanalyser. Christian rådgiver både kunder i Danmark og internationalt gennem vores bureaunetværk FleishmanHillard, som har kontorer i flere end 80 lande.
Gennem årene har Christian rådgivet virksomheder, brancheorganisationer og offentlige myndigheder i mange industrier fx medicinal, energi, transport, hotel, byggeri, food, kommuner og offentlige myndigheder. Han har også været analytiker og rådgiver for flere politiske partier og i syv år være redaktør på over 250 af Europa-Kommissionens udgivelser i Danmark, ligesom han i en årrække var sekretariatschef for brancheforeningen for kopimedicin.
Christian's list of clients includes Velux, DNV, Crowne Plaza, Turner Broadcasting, Henning Larsen Architects, Novo Zymes, Orifarm, Danfoss, Hofor, British Airways, The Ministry of Finance, The Ministry of Social Affairs, Dansk Metal, LO and numerous other companies, trade organizations and political parties.
Christian also leads our in-house research team at Rostra Research and is also responsible for our market analysis. Over the years, he has conducted more than 600 focus group interviews and also advise several clients in translating data into strategies and effective communication.
When he is not advising clients, Christian gives lectures on communications and market analysis and mentors aspiring talents in the communications industry.
Christian holds a cand.comm from Roskilde University.
Flemming Mieth
Flemming has been CEO and partner at Rostra Kommunikation since 2007. He works with issues management, crisis communication, media training, communication strategies, as well as corporate and product PR.
Flemming is a trusted adviser for our international and Danish clients. For decades, Flemming has worked with crisis management of e.g., hacked IT systems, product errors, occupational injuries, malpractice and GDPR violations. In these cases, he advices our clients dealing with and potentially preventing negative publicity, often in close collaboration with attorneys and other stakeholders.
As a frequently used media trainer, more than 150 clients have participated in his thoroughly tested media training courses. Here, clients are tested in realistic scenarios that include topics, questions, and media that they potentially have to engage with. Each media training course is customized to each client’s unique setup and situation.
Flemming advises clients in a wide range of industries including energy, mobility, food, tech, and travel. His client list includes Adidas, XPENG, British Airways, Elgiganten, Delta Airlines, Pepsico, Dagrofa, Philips, Dansk Metal, the European Commission and several medical companies, municipalities, national agencies, and ministries.
He has previously worked as secretary to the Danish Parliament’s Foreign Policy Committee and as partner at Holm Kommunikation. He has also given lectures on international politics at the University of Copenhagen.
Flemming holds a MSc in political science from the University of Copenhagen and MA in European Studies from the College of Europe in Bruges.
Client Directors
Mathias Wulff Jensen
Mathias is chief communication adviser and client director at Rostra Kommunikation with responsibility for PR, campaigns, and digital communications. Since 2007, he has managed projects for private companies and public authorities on campaign coordination, digital communications, social media, business development, political communications, film production, PR, journalism, network communications, and analysis.
He has spearheaded several large-scale campaigns targeting businesses and citizens, including some of the most successful campaigns conducted by the Ministry of Environment in Denmark. For private clients, Mathias works with complex issues in tech, pharma, EU, and politics.
His company client list includes Adidas, WD-40, Pepsi, British Airways, Velfac, DAO, Royal Unibrew, Standard & Poor’s, Novartis, Merck, Pfizer, Orifarm, Stibo Systems, SAP, and KNAPP. His public authority clients include the Ministry for Environment, the national agencies for Energy, Environmental protection and Nature, the Municipality of Copenhagen and Fredericia, the Danish Crime Prevention Council, and the European Commission.
Mathias holds a MSc in communications, management and marketing from Copenhagen Business School and BA in rhetoric from the University of Copenhagen. He is also trained in creative media management from Kaospilot and PRINCE2 project management certified practitioner.
Christoffer Hovaldt
Christoffer joined Rostra Kommunikation in 2014 and works as a senior adviser and client director. Christoffer advises clients on public relations, communication strategies, public affairs, board services, and campaigns.
Christoffer works for clients in Denmark and internationally through the FleishmanHillard agency network. His clients include SAP, AT&T, Novartis, Merck, the Ministry of Environment, The European Commission, the Energy Agency, Icelandair, Bose, the Municipality of Copenhagen, ChargePoint and the trade organization for the Danish fashion industry Danish Fashion and Textile.
Christoffer works with complex communication projects for medical, tech, and energy companies. In addition, he works with public affairs for companies and trade organizations and serves as project manager on small and large scale campaign projects for Danish ministries and national agencies. He has also conducted nation-wide speech engagement tours for the Danish Environmental Protection Agency.
Christoffer holds a Master of Arts in Communications from the University of Copenhagen.
Mette Markussen Arre
Mette joined Rostra Kommunikation in 2012 and works as a senior adviser, client director, and PR specialist. She works with B2C communications for Danish and international brands in the FMCG, tourism, tech, interior, and beauty industries.
Mette advises clients on PR strategies, messaging, and content and has vast insights in the Danish media landscape. She ensures all aspects from planning and coordination to executing large- and small-scale PR projects, and she often works in cross-market teams in Denmark and internationally through the FleishmanHillard agency network.
Her clients include brands such as Lavazza, Icelandair, Minor Hotels, Fitbit, Bose, Merrild, Profil Optik by Synsam, WD-40, Fjällräven, nemlig.com, Henkel, Arcus, Tefal, Dagrofa, and Naver Collection. nemlig.com, Henkel, Arcus, Tefal, Dagrofa, Naver Collection og mange andre.
Additionally, Mette advises clients on media collaborations, influencer marketing, and social media. She has deep insight on how to push messages on the terms that apply for each media and understands how to build relations with existing and new target groups. She also helps entering media agreements for our clients and builds campaigns and projects in collaboration with relevant partners.
Mette holds a Master of Arts in International Business Communication from Copenhagen Business School.