Find out about our Chief Officers.

Ben-Julian - or ‘BJ’ - started his policing career when he joined the Metropolitan Police Service (MPS) in 1990 as a police constable in the then Chingford and Walthamstow areas of North East London.

BJ moved then to the first of a number of postings to the Territorial Support Group (TSG), working at Caledonian Road and then North Finchley bases. In this role he developed his interest in public order and event policing, as well as gaining policing experience across London in both uniform and plain clothes.

On promotion to sergeant in 1996, BJ moved to Tottenham Division, firstly leading a uniform team and then specialising as neighbourhood team sergeant for Tottenham High Road and the Broadwater Farm Estate. Through this period he gained an important understanding of the critical role of community policing, both in building community confidence as well as fighting crime.

In 1999 BJ returned to the TSG at Finchley and, for the next four years, served across a range of duties, leading uniform and crime operations as well as being involved in significant and varied public order duties. Within this period he was promoted to inspector and ran one of the TSG units, finishing up as the acting chief inspector.

Following his stint with the TSG, BJ was promoted to chief inspector, taking up the operations role at Paddington Green within the City of Westminster. As well as leading response policing for this busy area of central London, he also had responsibility for the Secure Counter Terrorist Custody suite. BJ qualified as an advanced public order commander and was awarded a Post Graduate Diploma in Police Leadership from Leicester University during this period.

In 2006 BJ was promoted to superintendent and moved to Lewisham in South East London in the operations role. Here he led community and response policing and oversaw the implementation of Safer Neighbourhood Teams as well as the policing of Millwall Football Club. He developed key multi-agency partnerships and joint tasking across a range of issues, including licensing, crime prevention and drug and alcohol intervention.

Whilst at Lewisham, BJ also took over leading the Criminal Investigation Department alongside his operations function. This provided him with valuable insight into more complex crime investigations and the opportunity to integrate these often separate areas of work. It was also during this period that he graduated as part of the Cabinet Office Leaders UK senior public service leadership programme.

Leaving Lewisham, BJ moved to become chief superintendent in charge of the Met’s three command and control centres, bringing about significant change and consolidation of new operating systems. He continued as a public order commander at events such as Notting Hill Carnival and, within this, led the MPS-wide review into stop and search.

In the summer of 2012, BJ worked as one of the Silver commanders for the London Olympics and, from there, was seconded to the MPS One Met Model change team. In this role, working to the Deputy Assistant Commissioner in Specialist Crime and Operations, he led the development and change of Pan London Policing operations and Specialist Crime.

In 2013, he was appointed the Borough Commander for Camden in North London, leading the policing of one of London’s busiest areas with a significant night-time economy and also a very diverse community. Within this role he supported the implementation of the first Safer Neighbourhood Board and the increase of Volunteer Policing Cadets from a handful to over 100 young people.

BJ completed the Strategic Command Course in 2014 and, in October 2014, was promoted to Area Commander for North London. In June 2015 he was given responsibility for public order and operations policing across London.

On 4th October 2018 BJ took up the role of Chief Constable following 18 months as Deputy Chief seconded from Met Police. With responsibility to lead a force of over five and a half thousand officer’s staff and volunteers policing a large and diverse county. With one of the largest coast lines and geographic areas of any English county, large rural spaces and busy urban areas Essex poses many diverse challenges for modern policing.

BJ is the Public Order lead for the National Police Chiefs’ Council and is chair of Essex Resilience Forum on behalf of multi agency partners and involved in partnership and collaboration with a variety of other forces and statutory bodies.

Throughout his senior career, BJ has led some high-profile and sensitive operations, including Gold Commander for State visits, large-scale public disorder and ceremonial events.

BJ is married to a serving officer and has two daughters.

Deputy Chief Constable Pippa Mills began her policing career in the Metropolitan Police Service in 1996. As a constable she was based in Westminster, both on response team and within the CID.
Following a 3-year career break, she was promoted to Sergeant in 2004 and worked on response team in Redbridge in East London. She was selected for the High Potential Development Scheme in 2006 and was promoted to Inspector in 2007, serving at both Hackney and Waltham Forest as Duty Officer and Prevent lead.
Following promotion to Chief Inspector at Hackney where she led the Operations portfolio and Criminal Justice, she became the staff officer to Assistant Commissioner Lynne Owens, qualifying as an Advanced Public Order Commander during that time.
As a Superintendent she was part of the command teams for the Royal Wedding, Queens Diamond Jubilee and held the role of Bronze Reserves during the London Olympics. She also led the change team that designed the Metropolitan Police’s new operating model. She implemented this change in approach to Local Policing when she returned to Waltham Forest as the lead for Investigations and Neighbourhoods.
Promoted to Chief Superintendent in 2014, Pippa oversaw significant change within the Met’s Command and Control function, introducing new ways of working that improved the service offered to the public whilst realising significant efficiencies. She is a keen advocate of Lean methodology, utilising a Lean Startup approach to establish a Digital Contact Centre. Passionate about the development of others, Pippa has coached and mentored colleagues throughout her career.
Having completed the Strategic Command Course in 2017, Pippa returned briefly to the Metropolitan Police as a Temporary Commander responsible for Covert Policing and intelligence before joining Essex Police in May as the Assistant Chief Constable responsible for Operational Policing Command, Criminal Justice & Offender Management Command and the Force Control Room.
Pippa was born and bred in Essex and outside work enjoys spending time with her teenage sons, pursuing hobbies that include travel, baking, dog walking and going for long bike rides.

Andy started his policing career in in 1996 at Thurrock spending 6 years as a shift constable at Corringham and Grays.
On promotion to sergeant Andy was posted to Southend spending time as a shift supervisor, a custody officer and then leading a pro-active team tackling local drug dealing, burglary and street robbery.
Between 2006 and 2011 Andy was firstly a Detective Inspector working on a divisional CID team before becoming District Commander for Rochford and then Southend leading local policing and partnership working. Andy also spent an interesting year as the Staff Officer to a previous Chief Constable.
On promotion to Superintendent in 2011, and then as Chief Superintendent in 2013, Andy was the Local Policing Commander for the South and then the West Local Policing Area. With the team he forged strong operational and data sharing links with three bordering Metropolitan Police boroughs tackling cross border criminality and built lasting relationships with local partners addressing community priorities.
Between 2014 and 2016 Andy led the Essex Police Strategic Change Team. He is also a senior firearms and public order commander with experience of leading the policing response at music festivals, protests and sporting events. 
In early 2017 Andy successfully completed the Strategic Command Course and was promoted to Assistant Chief Constable for Local Policing and Public Protection. He is currently responsible for Operational Policing Command and Contact Management.
Andy has a degree in Geography from Manchester University, where he split his time between study, recreation and watching his favourite team - Manchester United.
Andy is married to Andrea and has a 15 year old daughter (Olivia) and a 9 year old son (Ben). When he’s not performing his role as ‘taxi driver’ he enjoys playing cricket (increasingly poorly), reading and walking. 

Rachel joined Essex Police in 1998 where she worked at Canvey Island and Rayleigh, before becoming a Sergeant there working at Benfleet and Rochford.  She then spent a year as part of the neighbourhood policing project team, delivering a different approach to policing local communities. Rachel has mainly worked on uniform based roles since.  In 2006 she was supported by local Rotary Clubs to spend time in South Africa and Lesotho learning about cultural differences and diversity in policing.

Rachel was promoted to Inspector in 2006 as the Staff officer to the Chief Constable and was then Inspector at Tilbury in 2007.

In late 2008 Rachel was promoted to Chief Inspector and spent six very enjoyable years at that rank taking up roles as District Commander at Thurrock, Basildon and lead for Roads Policing and the Dog section.    

As Criminal Justice Command Superintendent between 2014 to 2016, Rachel developed wider partnership working and change management skills.

In 2016 Rachel was promoted to Operational Policing Command as Chief Superintendent where she led various high-profile operations, including the first visit of the US President to the UK.  During this period Rachel helped to develop the Seven Force firearms training collaboration and led regional Roads Policing coordination as well as UAV training and operational initiatives with Essex Fire and Rescue.

Between September 2018 and January 2020 Rachel was seconded to the National Police Coordination Centre (NPoCC) where she coordinated the operational policing response to Brexit preparations on behalf of NPCC leads, as well as developing the role of NPoCC to better support UK policing.

Rachel completed the Strategic Command Course in 2020, passing with distinction, before being successful in her application as Assistant Chief Constable (Local Policing and Crime & Public Protection) in April 2020. She currently has responsibility for Local Policing, Special Constabulary and our Local Policing Support Unit.

Rachel is a Gold Commander for public order and CBRN and is a strategic firearms commander.

Rachel has a BA (Hons) degree in English, Physical Education and Sports Science from Loughborough University.

In her spare time Rachel and her husband Paul, (a firearms instructor, also in Essex Police) are refurbishing their “dusty old farmhouse” and she also enjoy walking holidays, reading and improving her skiing.  Rachel has run the London Marathon four times and is keen on all types of sport.

T/Assistant Chief Constable Kevin Baldwin began his policing career in the Metropolitan Police Service in 1992.

Posted to Redbridge as a Constable for 6 years during which he became a trainee investigator before qualifying as an accredited Detective Constable in 1998 and moving to Hackney/Stoke Newington CID and then to the SCD Murder Teams. In 2002 he was promoted to Detective Sergeant and served at Bethnal Green on the Robbery Squad, CID and then as Proactive T/DI where he was later substantively promoted. Kevin then moved to SCD Child Abuse Investigation Teams as Detective Inspector for Hackney and Tower Hamlets Boroughs for 3 years before being promoted to Detective Chief Inspector and moving to Newham Borough in 2010 in charge of proactive CID. Kevin was the lead for the first ever Gangs Unit in the MPS, a role he revisited later in his career when he joined Trident as DCI qualifying as an SIO.

During this time he also became one of the first Met Detectives to qualify as a Public Order Commander using those skills as Match Commander and Public Order Commander for four seasons at West Ham United as well as policing public order events in London.

Kevin then worked across North East London leading a review team to improve performance before moving to Waltham Forest as Head of Crime before moving to the Trident Gangs Command as DCI for North East London responsible for the investigation of firearm offences and serious gang violence.

Born and bred in Essex it was fitting that in 2016 Kevin transferred to Essex Police on promotion as a Detective Superintendent on the South LPA. This was followed by a role as Head of Contact Management before moving back to the South LPA on promotion as Chief Superintendent LPA Commander.

In Jan 2020 Kevin moved to Crime and Public Protection as Detective Chief Superintendent before taking up the Temporary ACC role for Crime/Public Protection and Criminal Justice in June 2020. Kevin is a career Detective and is leading the Force response to Detective Development and Support. He is a Gold Commander and SFC.

Tracey is an accredited and experienced strategic firearms commander, gold public order commander, accredited senior investigating officer and authorising officer.

Tracey is the Assistant Chief Constable in command of the Kent Police and Essex Police Serious Crime Directorate. Before this she was divisional commander for West Essex, a local policing area encompassing Thurrock, Epping Forest, Brentwood and Harlow, policing urban areas bordering London as well as the rural areas of Epping Forest.

Tracey has led complex and large-scale investigations including child and stranger homicides, complex child abuse investigations and dismantling organised criminal networks.  She has been the force lead for serious violence, directing the knife crime and serious violence response following Home Office funding. She has been the investigative lead for high profile visits to the region, such as that of the President of the United States to Stansted and was silver commander for the first 72 hours of the investigation into the deaths of 39 Vietnamese nationals in Thurrock.

An economics and politics graduate, Mark Gilmartin has a Masters Degree and has previously worked for the Post Office and as a researcher in local government. He is professionally qualified in project management, programme management and management of risk. In 2010 he became a Fellow of the Chartered Management Institute.

Mr Gilmartin was with Lancashire Police for more than 10 years, working in a variety of finance, IT and performance roles, before moving to the Audit Commission as a senior specialist on policing and criminal justice.

Joining Kent Police in October 2000, Mr Gilmartin was instrumental in preparing the force’s successful bid in response to the government’s 'Closing the Gap' proposals for police restructuring before joining Kent Police Authority as the Chief Executive, in April 2006.

He has been one of the key architects of the successful Kent and Essex collaboration programme which won a national value for money award in 2010.

Mr Gilmartin transferred to the Metropolitan Police Service as Director of Operational Resourcing where he had responsibility for a revenue budget in excess of £1.36 billion and more than 30,000 officers and staff.  

In February 2012 Mr Gilmartin took up his current post of Director of Kent and Essex Support Services and is responsible for Finance, HR, Transport, Property, Procurement and Business Service Centre across both forces.

Dr Vicki Harrington joined Essex Police as Director of Strategic Change and Performance in March 2016.
She has worked in the private and public sectors and in a policing environment for more than fifteen years.
Working as a Principal Researcher in the Research, Development and Statistics Directorate of the Home Office, Vicki conducted and published primary research on crime and policing.  Vicki then joined Kent Police where she worked in a number of roles.
As Head of Corporate Development she acted as principal advisor to the Chief Officer team with responsibility for strategic planning and performance, research, analysis and consultation and inspection and governance. She was responsible for developing the Kent Crime and Victimisation Survey which was accredited by the Home Office and instrumental in the force’s successful bid to avoid merger with other forces.
After successfully completing the Strategic Command Course in 2011,  Vicki joined Her Majesty’s Inspectorate of Constabulary (HMIC). She held several Programme Director roles during which time she conducted a national review of police collaboration and inspections of police authorities’ preparedness for the transition to Police and Crime Commissioners throughout England and Wales. Vicki also directed HMIC’s engagement and consultation strategy with newly elected local policing bodies.
Vicki was a principal architect of HMIC’s new approach to inspecting and assessing forces - the police, effectiveness, efficiency and legitimacy (PEEL) assessment.  She had responsibility for developing and directing this new approach to the inspection and assessment of all police forces in England and Wales. This included managing the organisation wide change programme and stakeholder engagement and consultation.
Following successful publication of the first PEEL assessment in 2014, Vicki took up the role of Head of Research, Development and Business Improvement overseeing HMIC’s analytical function and the development of future PEEL assessments. She has led the design and implementation of HMIC’s single corporate inspection and assessment methodology for PEEL 2015/2016 and has responsibility for publication of an annual rounded assessment for each police force. 
Vicki has a first class honours degree in Geography and a PhD from Kent University. She is a qualified teacher and has experience of lecturing in higher education as well as teaching in schools. She has two grown-up children.

Richard Leicester is the Chief Officer lead on the development and delivery of strategic human resources and learning and development across both Kent Police and Essex Police. Richard has overall strategic responsibility for:
  • the development and implementation of corporate people and learning strategies
  • the delivery of learning and development
  • recruitment and people resourcing
  • operational and strategic human resources delivery
  • occupational health services
  • talent management and people development
  • Performance Improvement Units
Richard successfully completed the Strategic Command Course (SCC) in 2018,  is a Chartered Fellow of the Chartered Institute of Personnel and Development (CIPD) and has substantial experience of leading both generalist and specialist human resource related functions.