Now is the time to take action



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Effective today, stronger tomorrow


Award-winning specialist digital and business transformation consultancy

Our speciality is delivering elegant yet pragmatically designed and sustainable change. Our clients, including FTSE 100 organisations, get faster, less expensive, longer lasting business transformation from us, delivered innovatively and with minimal disruption. We think that’s entirely reasonable.



Find out more about the successful transformations we have delivered across the private, public and third sectors.



We genuinely believe that we offer a different way of working, which is innovative and entrepreneurial. Not only do our clients recognise this, but also a host of professional and industry bodies.



To remain competitive and meet growing customer expectations all businesses are navigating constant, rapid and increasingly technological change.


Now is the time to take action and show that you are a key part of the solution. We can help businesses to overcome the challenges and explore the opportunities being a sustainable organisation unlocks.


Now is the time to take action and show that you are a key part of the solution. We can help businesses to overcome the challenges and explore the opportunities being a sustainable organisation unlocks.



Jen NixonJen Nixon| Principallinkedin icon

Jen joined Gate One in January 2018 having previously worked as a consultant in a big four firm. Specialising in large scale change and programme management, Jen has delivered complex transformation programmes primarily across the retail and financial services sectors. Most recently, she has worked with a retail client on an operating model transformation and has also supported a large global institution with their Brexit programme.

Away from work, Jen is passionate about sustainability, enjoys travelling and socialising at one of London’s many brunch spots. She is also an F45 fitness fanatic and frequent runner, having run the London marathon last year.

29 April 2020Gate One rises to the 2.6 challenge for its CSR partners Coin Street and FareShareGate One has raised nearly £850 for Coin Street and FareShare...
25 April 2019Fast fashion isn't slowing downDo fast fashion and sustainability go together?...
11 December 2018Christmas and Commerce: the double-edged swordHow retail and consumer industries can be sustainable over the Christmas period....
24 September 2018Green is the new blackHow fashion must turn to sustainability to survive the fall of the high street....
Jen Nixon
Nick Kennell
Nick KennellNicks Kennell| Partnerlinkedin icon

Nick leads our health team and has over 13 years’ experience in consulting and as an economics teacher. He is an expert at translating strategy into real, deliverable priorities to achieve results for senior executive teams.

In the health sector he works across provider, regulator and commissioner environments to develop system-wide and organisational strategies and improvement initiatives that balance quality of care, financial sustainability and operational performance. Nick can also draw on a range of experiences in several other sectors.

Nick has run several ultra-marathons and as a retired rugby enthusiast, he is working on his unfinished novel.

18 February 2020Strategy development and operating model blueprintFollowing a new leadership team and staff changes, Gate One was engaged to develop and re-focus a strategy for HealthcareUK...
16 April 2019A tough pill to swallow - patient care will only improve if patients expect lessThe NHS Long-Term Plan emphasises the move of care away from hospital settings....
23 July 2018Shaping our legacy in healthGate One is proud to support TEDxNHS 2018...
24 May 2018The health sector financial improvement mythSwitch attention from the catch to the throw...
24 October 2017Trust the TrustHospital performance will only have a chance to recover when stakeholders get together. #TrusttheTrustNHS...
Nick Kennell
Gemma Sarjeant
Gemma SarjeantGemma Sarjeant| Principallinkedin icon

Gemma started her consulting career at a Big Four firm delivering complex business change programmes. She has ten years’ experience focused on the pharmaceuticals, consumer business and retail sectors, working in areas such as complex programme and change management, supply chain operations and post merger integration. Gemma believes the best way to ensure excellent project delivery is to work collaboratively with clients to build results that stick.

Gemma enjoys exploring the world on two wheels, two skis or a surfboard, and will try to cram in a European mini-break at any given opportunity.

8 March 2019IWD spotlight: Gemma SarjeantGemma talks about your career so far and why she cares about gender equality....
20 February 2018Beyond the 30-day planTaking a patient, longer-term view of post-deal implementation is the only realistic way to deliver synergies from complex...
6 February 2018Opening the gate to the next chapterGemma Sarjeant reflects on what makes Gate One different and why she loves working here...
Digital SantaDigital Santa20 December 2017Reinventing Santa Inc.A festive take on boosting Santa's digital capability ...
7 April 2017Integration cultureManaging the people dimension of a complex integration...
Gemma Sarjeant
Simon Michel
Simon MichelSimon Michel| Managerlinkedin icon

Simon specialises in large-scale digital and data change. He has delivered complex transformation programmes across multiple industries, with a focus on how his clients can develop data strategies that underpin and help realise their broader business strategies. This type of data-focused transformation often requires a cultural shift and he has developed expertise in ensuring this type of change is implemented effectively. In addition to being integral to the Data Transformation team, Simon is also Gate One’s AI lead.

Simon loves to travel and stay fit. He is currently training to compete in a half Ironman!

Retail AIRetail AI2 December 2019Deploying AI and video analytics into retailWe recently hosted a breakfast seminar to explore the seismic changes AI and video analytics are having on the retail...
18 January 2019Data - the gateway to the AI promised landSet your data foundations now to reap the benefits of AI in the future....
15 January 2018Driving business transformation with intrapreneurshipLessons from the Gate One Incubator...
Simon Michel