About Us

Both Leo & Siobhan have dealt with all areas of family law and often represent clients at hearings. They have worked together since 2009 and are well used to working as a team, ensuring you will be provided with a high level of experience and skill in your matter. They are also committed to the aims and objectives of Resolution, which emphasise the importance of dealing with cases in the least acrimonious way and keeping costs down.


Leonora (Leo) Marchant – qualified as a Fellow of the Institute of Legal Executives in January 1999.  She then continued her studies to qualify as a Solicitor in April 2010, earning a distinction in her Legal Practice Course.  She is also a committed member of Resolution and a former member of the Law Society’s Family Law Panel.

Leo started practising family law in 1996, whilst working for a large regional firm based in Central Milton Keynes before supervising the Family Law Unit at MK Citizens Advice Bureau. Then from 2013 she started in business with Siobhan. During all this time she has gained a considerable wealth of knowledge and experience in family law.


Siobhan Arslan is a Fellow of the Chartered Institute of Legal Executives and has been a family law practitioner since 2008.  During this time she has worked at the Citizens Advice Bureau, as a specialist lawyer, providing advice and representation for their clients. Prior to that, Siobhan worked in a very well-respected law firm in Aylesbury in their family law department.

Whilst working, Siobhan completed her legal studies and through this combined effort, she has gained considerable experience and skills in the field of family law, which she uses for the benefit of all her clients.

Our contact telephone number for all enquiries is

Or just complete our simple enquiry form and we’ll get back to you as soon as we can.

"I was very happy with the service. I found Leo Marchant very helpful and willing to do her best to help me see my daughter."

Mr B, Neath Hill, Milton Keynes.

"Friendly, empathetic advice."

Ms G, Great Linford.

‘Siobhan is an amazing lawyer and always provided excellent service. She made a daunting process a very easy one for me, always keeping touch’

Mrs I Bletchley

‘I was impressed with the whole service I received.  Listened to patiently and advised well’

Mrs E, Middleton, Milton Keynes

‘Very helpful with quick, knowledgeable advice and responses’

Mr P, Milton Keynes

‘Extremely supportive and helpful from start to finish. Very professional, excellent value for money, with no hidden costs’

Mr N, Bedford

‘Very understanding and helpful. Would recommend you’

Mr I, Downs Barn, Milton Keynes

‘I found your advice, patience and understanding of my situation very helpful.  I was kept informed every step of the way’

Mrs B, East Sussex

‘Huge support and knowledge. Highly recommended’

Ms Y, Aylesbury

‘Great service. Very approachable. Siobhan explained everything clearly and achieved the desired outcome’

Mr L, Hull

‘I walked out of marriage after 56 years which was a big step. I met Siobhan who guided me through the difficulties with professionalism and caring, sound advice and put my mind at rest’

Mr H, Deanshanger, Milton Keynes

‘Siobhan kept me calm when things were very stressful. She was easy to talk to and kept me well informed’

Ms C, Newport Pagnell

‘Invaluable advice’

Mrs SR,  Newport Pagnell

‘It was a pleasure to deal with you, Siobhan.  I will certainly recommend your services’

Mr J, Walnut Tree,  Milton Keynes

‘A smoothly run firm, very experienced, very efficient. Will look after their clients from beginning to end’

Mrs I, Bletchley

‘A huge thank you for the incredible representation you offered me, Siobhan.   I have nothing but praise for your service and the outcome was better than I could have ever expected’

Ms M Shenley, Brook End, Milton Keynes

"I recently used Acorn Family Law to help me through my divorce. From first consultation to completion they were excellent. Always sensitive to my situation, explaining any legal jargon in a way I understood and offering me sound advice on how I should proceed at each step. They also answered any queries I had in a timely manner. I wouldn’t hesitate to recommend their services to anyone going through the same situation as I had to."

Mr S, South Bucks

"I have used other solicitors and can say Acorn definitely delivers results. I was very satisfied with your service, always kept in touch and let me know about the best choices that were available."

Mrs A, Rushden, Northants.

"An excellent, cost effective service that I would recommend to others."

Ms B, Downhead Park.

"I found Leo to be very approachable and understanding at what was a very difficult time for me. She listened to me and offered sensible recommendations taking into account mine and my children's needs… I was particularly happy with the good value of the service and felt that costs were kept transparent throughout."

Mrs K, Monkston.

"Expert advice on preparing court papers and statements. Very cost effective use of a limited budget. Outstanding legal representation - thank you!"

Mr Q, Bletchley, Milton Keynes.