Meet the Team

Helena El Masri – Founder, DPSI Online

Helena is a DPSI qualified interpreter with 20 years experience. She has been teaching the DPSI preparatory courses since 2000 and trained the interpreters registered with the Home Office between 2002 and 2006. She took the DPSI Portuguese/English Law and Diploma in Translation English <> Portuguese exams through the CIoL in 1998 and 2001 respectively. She is a qualified Paralegal/Legal Secretary, and she worked as a legal secretary for several years in Portugal.

She is also a Freelance Translator English <> Portuguese (Legal, Technical & General fields), a telephone interpreter, Police & Court Interpreter in the South East, and she is the author & publisher of the Glossary for Public Service Interpreters (now available in 11 languages).

Helena teaches the CI Online courses, the DPSI Online Portuguese (Law & Health), the Rare Languages course as well as the DipTrans Online EN<>Portuguese. Helena is registered on the NRPSI, is a member of the CIoL, ATA, Critical Link and the President of ACIS – Association of Community Interpreters.   


Iman El Masri – Course Coordinator at DPSI Online

Iman graduated with a First Class Honours Degree in Economics in 2016. She is trilingual, with a natural flair for languages, and great organisational skills.  She uses her professional skills at DPSI Online by carrying out course development and administrative work, customer services, accounts, and marketing.

Diana Coada – Consultant for DPSI Online

Diana is a qualified translator, court and conference interpreter. She assisted DPSI Online with customer service and project development between 2015-2017 and now collaborates with the team as a consultant. Diana holds the DPSI Law diploma, a first class BA in Translating and Interpreting and a Postgraduate Diploma in Conference Interpreting, and is the author of the Introduction to Public Service Interpreting in the UK e-book available on our website. She specialises in the public service, local government and international development fields. She headed the UK Chapter of the International Association of Professional Translators and Interpreters (IAPTI) between 2012-2016 and regularly organised IAPTI UK Chapter professional development events in Manchester for translators and interpreters. She was also on the organising committee for IAPTI’s First International Conference in London in 2013.


Phil Muriel – French DPSI Law & Health Tutor; DipTrans Tutor and Community Interpreting Tutor

Phil Muriel is an experienced and highly qualified interpreter/translator, holder of the Diploma in Translation (Law/Business), the DPSI in Law and the DPSI in Health. Phil is also an experienced lecturer and qualified tutor (PGCE).  With over 20 years’ experience as an interpreter, Phil has trained nearly 300 candidates to qualify as Community and DPSI interpreters, having been awarded the Nuffield trophy for the best DPSI class result in the UK in 2011. His extensive experience as a community, medical and court interpreter means students are rewarded with a wealth of information and first-hand knowledge that is invaluable to in turn become a professional interpreter themselves. Phil has also successfully mentored students preparing for the Dip Trans exam, sharing with them over 13 years’ of professional experience as a legal translator.

RMartinezPerales_Picture_Cropped Ricardo Martínez Perales – Spanish DPSI Law and DipTrans Tutor

Ricardo Martínez Perales has been translating, interpreting and lecturing since 1990, both in the UK and Spain. After becoming an Intérprete Jurado (sworn public translator and interpreter) in 1991, he worked full-time as translator and reviser in the European Union CORDIS project between 1997-2000. As a lecturer, he taught at the Escuela de Traductores e Intérpretes in Madrid in the 1990s and since 2008 Ricardo has been responsible for the English-Spanish language pair of the Legal Translation MA at City University.

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Chien-Shan Tsai – Mandarin DPSI Law Tutor

Chien is a freelance interpreter and translator from Taiwan with a Bachelor in Business Administration. After moving to the UK, she gained an MA in Translation Studies from the University of Sheffield in 2007 and the DPSI Law diploma in 2010. She is a member of the Chartered Institute of Linguists and the National Register of Public Service Interpreters. She has been teaching the DPSI Law course for DPSI Online since 2012.

RO Diana SDiana Singureanu – Romanian DPSI Law and DipTrans Tutor

Diana is a qualified teacher and translator. She is registered with the Chartered Institute of Linguists, the Institute of Translation & Interpreting and the NRPSI. In Romania, she is registered as a Sworn Translator authorized by the Ministry of Justice. She has 6 years of translation experience and holds a BA in English and French Language and Literature, a Masters Degree in Translation Studies from London Metropolitan University, and also holds the DPSI Law diploma. She has also recently received her Masters in Conference Interpreting from London Metropolitan University. Diana has been tutoring students for DPSI Online since 2010.

Lídia Carney – Portuguese DPSI Law and DipTrans Tutor

Lídia is a qualified translator and a legal interpreter, working in the UK since 2006. She obtained the DPSI Law diploma in 2007 and the DipTrans diploma in 2010. Lídia also started working as a conference interpreter in 2009. She is a Registered Public Service Interpreter (RPSI), a full member of the Chartered Institute of Linguists (MCIL) and a member of the Institute of Translation and Interpreting (MITI).

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Manuela Castello – Italian DPSI Law & DPSI Health Tutor
Manuela holds a Masters in Translation with Language Technology (French and Italian) from Swansea University and started her freelance career as an interpreter and translator in 2006. In 2011 she obtained the DPSI Law diploma. She is an NRPSI member, a full member of the CIoL and an Associate of the Institute of Translation and Interpreting. Manuela is on the UKBA panel as a French and Italian interpreter and also serves as an assessor and examiner for the CIoL in the Italian and French languages.

AR Mona W 1Mona Whitbread – Arabic DPSI Law Tutor

Mona studied Business and Sociology at the American University of Beirut. In 2003, she moved to the UK, retrained as an interpreter at City College in Birmingham and qualified in June 2005 with the DPSI Law diploma. She later qualified as an English/Arabic translator having passed the DipTrans exam in 2007. As a trainer and interpreting tutor, she has worked in 2009 and 2010 with the Arabic interpreters registered with Coventry City Council and prepared them for the DPSI Law exams. Mona is also an ESOL teacher and tutors Arabic speaking students in Coventry secondary schools, preparing them for their GCSE and A-levels exams in Arabic.

Picture of me 2Gülay Eskikaya – Turkish DPSI Law Tutor

Gülay was born in Turkey and was raised and educated in the United Kingdom. After graduating from university in the UK, she embarked on a career in print and broadcast journalism in Istanbul and was International Relations Manager at two Turkish environmental NGOs. She has worked extensively as a public service interpreter in the UK and now provides interpreting, translation, language tuition and cultural consultancy services to UK and Turkish companies. She holds a joint honours degree in English Literature/Language and Italian from the University of Leeds, the DPSI Law diploma, and is a full member of the Chartered Institute of Linguists.

Aneta Turner – Czech DPSI Law Tutor

Aneta is a DPSI Law-qualified interpreter, having obtained the diploma in 2008. She has been teaching the DPSI preparatory course since 2012. She also helps with the DipTrans Course and Community Interpreting Course assessments. In the past she has worked for Lancashire Constabulary as a Police Community Support Officer. Aneta is also a TEFL-qualified tutor. She now lives in Prague and works for the Embassy of Canada.

Andrea Denby – Hungarian DPSI & CI Assessor

Andrea is a Hungarian-English interpreter and translator with over fifteen years experience and a legal interpreter with over ten years experience. She has a thorough academic and legal education, having completed a PhD at UCL in 2006 and studied English law at the University of Westminster until 2012. She teaches translation, acts as a marker for the DPSI Online Community Interpreting students and is a DPSI Law IoLET examiner. Andrea is a member of the NRPSI and the APCI, has been a chartered member of CIoL since 2017 and became an honorary member of the Federation of Forensic and Expert Witnesses in June 2018.

Albina Homer – Russian DPSI Law TutorAlbina iphone 108

Albina was born in the former Republic of East Germany and spent her early childhood growing up first in Tbilisi and then Yerevan. After resettling in Russia, she completed her education in teaching and modern languages (English and German) and worked as a translator and interpreter since 1991. Having later settled in England, she gained the DPSI Law diploma in 2010 and joined the NRPSI in 2011. Albina now works as a translator, interpreter and tutor, and provides language support to Russian visiting groups.

Afsaneh Ghashghaienia – Farsi DPSI Law Tutor

Afsaneh is a DPSI, DPI qualified interpreter/translator with over 20 years experience in UK Criminal Justice System. She is a conference Interpreter and cultural mediator with many years of experience in attending International Summits, Professional Seminars, workshops and bilateral/multilateral meetings. She has an M.A  degree in Organisational Psychology and a Business culture training qualification from International House London. She is also a member of Society for Intercultural Education Training and Research in UK and Switzerland and a Mentor at Chartered Institute of Linguist.

Marta Konieczna-Leigh – Polish DPSI Law Tutor

Marta is a qualified and accredited legal interpreter and translator with several years of professional experience and is registered with the National Register of Public Service Interpreters. Marta started as a Community Interpreter and trained for her DPSI Polish/English Law with Helena’s first distance learning course which led to passing her exam with distinctions in 2010. She has since also obtained the DPSI Health and the DipTrans Diplomas. In addition to her interpreting qualifications, she has also gained postgraduate qualifications in European Studies and Sociology in Poland and England.

Umber Qureshi – Urdu DPSI Law Tutor

Umber is a DPSI Law-qualified interpreter and a freelance translator with a Bachelor in Fine Arts and History. She is currently working as a MOJ interpreter within the Yorkshire area. After obtaining her Level 4 qualification in PTTLS and CTTLS, she has taught Community Interpreting Level 3 courses and DPSI courses at Bradford University, Bradford College and Leeds Beckett University and was awarded ‘Excellence in Teaching 2010/11’ by Bradford College.

Nil Okan Paniguian – Turkish DPI tutornil vesikalik 1

Nil is a Turkish Language Trainer at the Foreign and Commonwealth Office, a lecturer at SOAS, King’s College, Metropolitan University and City University, and was a member of the Centre for Language Pedagogy at SOAS. She is also a Magistrate and has taught Turkish to Metropolitan Police officers. She holds the DPSI diploma and the MET Police test and is a Fellow Member of the CIOL. She occasionally contributes to the Linguist Magazine. Nil has over 15 years’ interpreting experience, she also works as a translator and linguistic expert, and is a member of the NRPSI.

Magdalena Kozub – PolishMagda (1) DPSI Health Tutor

Magdalena received a BA in teaching English from the University of Poznań and in 2003 she received an MA in Translation from the University of Westminster. She passed the DPSI Health exam in 2006 and the Met Police Test in 2010. She regularly interprets at medical conferences and for the European Works Councils. Magdalena is a member of the NRPSI, the CIOL and the ITI Medical and Pharmaceutical Network.

Chao-Jung – Mandarin DPSI Health Tutor

Chao-Jung has over 10 years of experience in translation and interpreting. Her clients include both private and public sectors in the UK, academic and international clients. She holds BA in Pharmacy (from National Taiwan University), MA in Educational Studies, DPSI and completed her PhD specialised in social linguistics. She is also a trained advisor for Citizens Advice Bureau and has full status on National Register of Public Service Interpreters. Chao-Jung has a wide range of skills at her disposal and adheres to the highest professional standards.

Mariana Haladj-Asminian – Spanish DPSI Health Tutor

Mariana was born and grew up in Argentina, in a family of Armenian heritage.  She holds a BA in Armenian Philology from the State University of Yerevan, Armenia. She is a qualified Spanish and Armenian interpreter who started her interpreting career in 2000, mostly in the medical field and in 2002 she qualified as a legal interpreter having passed the DPSI Law exam and the Metropolitan Police Test.  She is on the NRPSI and she has been teaching languages and legal interpreting since 2003 on the DPSI and DPI (former Met Test) preparatory courses in various institutions. Mariana also holds a PGCE in Lifelong Learning, qualifying her to teach adults.

Robert Leder

Robert Leder – German DipTrans Tutor

 Robert initially started his linguistic career in the German Armed Forces, where he worked with Russian and English. He then attended the Sprachen-und Dolmetscher-Institut in Munich, Germany and qualified as a translator. He has been working as a translator for 15 years now and is a member of the Chartered Institute of Linguists. He holds the DipTrans and is also a visiting lecturer at City University, London. In addition, he is a qualified teacher (English Secondary Education, QTS) and complements his linguistic activities by teaching German as a Foreign Language to the MoD and to adults in the corporate world.

Marta Stelmaszak – Polish DipTrans Tutor

Marta is a Polish translator and interpreter with a BA in Applied Translation. She also holds the DPSI Law and DipTrans diplomas. She is a member of the Management Committee of the Interpreting Division at the Chartered Institute of Linguists and runs the Business School for Translators, a blog for translators and interpreters with an entrepreneurial angle recently turned into an online course.

Stuart Wittering – French DipTrans Tutor

A graduate of the University of London, Stewart speaks French and Spanish. He has worked in translating, interpreting, teaching and tutoring languages for more than thirty years. In addition to one year-plus in France, he has spent five years in Latin America. He has been the editor of a Financial Times newsletter, has taught at university and is a published author, principally in business and technical areas, including bi-lingual technical dictionaries. He has also ghost-written for French and North-American research houses.

Jacqueline Edwards – Spanish > English DipTrans tutor

Jacqueline is a qualified interpreter and translator.  She has a BA (Wales) in French & Spanish, and an MA (London) in Hispanic Studies – and professional qualifications in Spanish/English translation (DipTrans IoLET) and interpreting (DPSI).  During the 1990s she was Director of Translation Services at The University of Westminster, where she also prepared students for the DipTrans exam.  Prior to taking up that post she lived and worked in Spain for several years – and since leaving the University of Westminster she has worked as a freelance interpreter and translator.

Krisztina Pheby – Hungarian DipTrans Tutork pheby

Krisztina studied English and Media Communication and in the past decade, she spent time living in Hungary, the UK, and Ireland, where she studied for a Master of Philosophy in Literary Translation at Trinity College Dublin. She has worked as a freelance translator since 2007 and has translated numerous books of fiction and non-fiction into Hungarian. Her translations into English appeared in the New Hungarian Quarterly. She has been an English tutor for 7 years and a DipTrans tutor with DPSI Online since 2012.

Anna Gyongy – Hungarian CI Assessor

Anna is a freelance interpreter and translator who also works part-time for NHS Lothian and the City of Edinburgh Council.  She obtained the DPSI Law in 2008 and has been a full member of the NRPSI since 2009 as well as a full member of the ITI since 2013.  In addition, she regularly works as an assessor of interpreters for Aberdeen City Council.  In the last 2 years, Anna has taught the DPSI law course at Elite Language Services and has been an Assessor for the Community Interpreting course offered by DPSI Online.

Ivona Tillett – Romanian DPI, DPSI and DipTrans Tutor

Ivona has obtained her languages’ certifications from the Chartered Institute of Linguists London. She holds a Bachelor’s Degree in Economics-Pedagogy from Alexandru Ioan Cuza University of Iasi, Romania, and a Postgraduate Diploma in European Commerce from the same university. Ivona has worked for over 8 years in the Criminal Justice sector in the UK and more recently has been working in the public sector. She has over 10 years’ experience in translating, interpreting and tutoring. Ivona has guided many students towards successfully gaining the DPSI and DPI.

Maria Alamanou – Greek DPSI and DipTrans Tutor

Maria owns COSMOSCENTE Foreign Language School in Athens, where she is a Senior English teacher. She obtained a postgraduate diploma in translating and interpreting, she studied applied linguistics & lexicography, thus being able to join the compiling team of the English-Greek dictionary which was published in 2009 by Patakis Publications in collaboration with the world-famous publishers Larousse. She is also systematically being trained by the Ministry of Education and the English Department of the University of Athens for her role as oral examiner and marker for the written exams for the State Certificate language examinations and has therefore acquired valuable insights into and experience in the inner workings of the examination. This has enabled her to pass such knowledge on to her students and in so doing ensure their success. In the same capacity as an oral examiner and marker, she works with foreign exam administrators, such as LanguageCert and the Chartered Institute of Linguists in London, of which she is also a member.

Asta Blazyte-Baker – CI course relief tutor and Russian Assessor

Qualified teacher and adult education tutor, with extensive public service interpreting experience with Lithuanian and Russian languages. Interpreter & Translator (Lithuanian/Russian/English) in public sector for the country-wide Police Authorities, HM Courts & Tribunal, HM Immigration, HM Customs & Revenue, Social Services, NHS, Education Services and numerous commercial interpreting service providers. CI since 2001, DPSI Law (Russian) 2003, Met Police Test (Lithuanian) 2007, NRPSI since 2008.

Hecham Muhra – Arabic DipTrans Tutor

Hecham is a Translator, Interpreter, Tutor and Content Creator. He studied Law at Damascus University and moved to London in 2000. He graduated with an LL.M in International Commercial Law from Brunel University in 2005, Diploma in Translation -DipTrans- from the Chartered Institute of Linguists in 2016 and an MA in Translation Studies from the University of Birmingham in 2017. Hecham has been teaching DipTrans students with DPSI Online since 2016.

Hiba Bayyat – Arabic CI Assessor, One-to-One Support and DPI Tutor

Hiba is an MA in Translation, DPSI (Law) and TEFL qualified Arabic interpreter, translator, tutor and assessor with a wealth of international experience spanning 19 years within challenging roles across the Middle East, Spain and the United Kingdom. Versed in the cultural dynamics of social diversity, she provides professional linguistic services to a variety of public bodies and private institutions. She is a registrant of the NRPSI and a member of the Chartered Institute of Linguists, and the Association of Interpreters and Translators (AIT). Hiba is the proud founder of The Linguists’ Café UK, a friendly and informative platform on Facebook, offering advice and support to emerging and established linguists. Hiba is also our Arabic language tutor and assessor for the level 3 Community Interpreting course and regularly provides one-to-one support to students with additional needs.