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49 Years
experience
Emergency
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Trusted Legal Representation in London
Powell Spencer & Partners has dedicated itself to delivering exceptional legal representation since its founding on 1 August 1977. Our firm combines over four decades of experience with a steadfast commitment to justice, handling complex cases across criminal defence, extradition, immigration, and family law. Our team of seasoned solicitors and barristers brings deep expertise in navigating high-stakes legal challenges, including landmark cases involving Guantanamo Bay detainees, major public inquiries, and intricate fraud investigations.

We prioritise client-centric advocacy, maintaining transparency in fees while achieving favourable outcomes through both courtroom litigation and negotiated settlements. Recognised in legal directories like Chambers and Partners, our practice is built on a foundation of integrity, technical excellence, and unwavering dedication to client interests.
Services
Criminal Defence Road Traffic Offences Extradition Sexual Offences Terrorism Cases Immigration Law Family Law Personal Injury Claims Employment Law Proceeds of Crime Act
Details
  • Year established: 1977
Highlights and features
  • Established in 1977 with a proven track record in complex legal cases
  • Regulated by the Solicitors Regulation Authority for professional standards
  • Transparent fee structures including fixed-price legal services
  • 24/7 emergency legal support for urgent matters
  • Successfully represented clients in landmark cases including Grenfell Tower Inquiry
Associations and certifications
  • Solicitors Regulation Authority
What people say
Brilliant Solicitor Best prepared case Best result possible Compassion and patience Went the extra mile
Services
Criminal Defence
Our criminal defence team handles complex cases ranging from serious fraud to terrorism charges. With decades of experience in high-profile matters, we provide strategic representation at all court levels. Our approach combines thorough evidence analysis with aggressive advocacy to protect client interests while maintaining strict confidentiality throughout proceedings.
Extradition Law
We specialise in extradition proceedings involving European Arrest Warrants and international treaties. Our expertise covers pre-arrest negotiations, court representation, and appeals to higher courts. We work closely with foreign jurisdictions to achieve favourable outcomes while safeguarding clients' rights throughout the complex extradition process.
Road Traffic Offences
Our dedicated motoring law team handles driving disqualifications, penalty points, and serious traffic offences. We offer fixed-fee services with strategic defence approaches, including exceptional hardship arguments and special reasons pleas to protect clients' livelihoods and driving privileges.
Immigration Law
We provide comprehensive immigration services including spousal visas, leave to remain applications, and deportation appeals. Our solicitors combine technical expertise with practical guidance to navigate complex immigration regulations and achieve successful outcomes for individuals and families.
Proceeds of Crime Act
Our specialists handle confiscation proceedings, restraint orders, and cash seizure cases under the Proceeds of Crime Act. We provide strategic defence against financial penalties while protecting legitimate assets through detailed legal analysis and court representation.
People
Greg Powell
Managing Partner
Senior Partner since 1977 with extensive experience in complex criminal cases, including Guantanamo Bay detainees and major public inquiries. Recognised as an eminent practitioner by Chambers and Partners.
Sinead Zaman
Director
Experienced criminal defence solicitor with specialist expertise in extradition cases and serious crime matters. Provides strategic legal counsel to high-profile clients across international jurisdictions.
Mark Troman
Senior Solicitor
Specialist in road traffic offences and motoring law with a track record of successful disqualification cases. Leads the firm's dedicated motoring law team with practical, results-focused representation.
Sonia Dass
Senior Solicitor
Immigration law expert known for successful spousal visa applications and complex leave to remain cases. Provides compassionate client support while maintaining rigorous legal standards in immigration proceedings.
Nanette Watson
Senior Solicitor
Family law specialist with expertise in care proceedings and domestic violence cases. Combines legal knowledge with empathetic representation to protect vulnerable clients' interests in complex family matters.
Questions
What areas of law does Powell Spencer & Partners specialise in?
We specialise in criminal defence, extradition, sexual offences, terrorism cases, immigration law, family law, and complex business crime matters.
Do you offer 24/7 legal support?
Yes, we provide 24-hour emergency legal assistance for urgent matters requiring immediate attention.
Are your legal fees transparent?
We offer fixed-fee arrangements for many services with clear pricing structures and upfront cost estimates.
Can you handle international legal cases?
Yes, our firm has extensive experience in international extradition cases and cross-border legal matters.
Do you accept legal aid cases?
We offer legal aid representation where available, particularly for criminal defence and extradition proceedings.
Videos
Reviews (6)
Gerard Downes
Nov 05, 2021 Report
Positive:Professionalism,Responsiveness
Sandra Riordan supported me with my case with great support, keeping me up to date and regular contact. Good advice and responsive. Getting me the right outcome with my case and I felt it was a really good service.
Michelle Mitchell
Oct 28, 2021 Report
Simply da BEST ....They fight your case with all there might and I am so greatful.my daughter get a second make a successful career, without a record, this firm went beyond my expectation by giving my daughter a reality check about the company you choose. Shaun, Sandra are truly amazing people and I will never forget.
Chris Newhouse
Sep 27, 2021 Report
Very professional and knowledgeable; Greg Powell has many years experience and helped me to move forward with my life. Many years later, the firm were still able to assist me with a related issue that came up. Always very happy to speak on the telephone and I couldn't recommend them highly enough.
Alhamdulilahh
Jul 22, 2021 Report
Positive:Professionalism,Quality,Value
They gave me hope when I lost it. Sonia dass helped me really well and not only did she gave me free consultation before proceeding my application. Within 10 weeks my spouse had his visa. She made sure every details were correct. Sonia is the person to go to if u want a professional solicitor specialist immigration matter.
Fatmata Mansaray
May 27, 2021 Report
Positive:Professionalism,Quality
Very good service and my mother and son have received there Visa. Very professional company where by they try there best to look after there clients.
James Michael
Jan 25, 2021 Report
Positive:Professionalism,Quality,Responsiveness,Value
Very competent professional service. Sandra Riordan can be relied on to be wonderful on her client's behalf.