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Gary Henderson

Gary Henderson


CMS Cameron McKenna Nabarro Olswang LLP
The Blade
Abbey Square
United Kingdom
Languages English

Gary has specialised in employment law for over 25 years.  He is ranked as a leading individual in the Legal 500 and as a Band 1 employment lawyer in the Chambers and Partners Directory. 

Gary advises clients across the whole range of business sectors providing advice on all aspects of employment law, both contentious and non-contentious, including executive engagements and dismissals, employment tribunal litigation, discrimination issues and the employment aspects of acquisitions and disposals, corporate reorganisations and outsourcing arrangements.

Gary also advises on the formulation and implementation of employment strategy and policy, the employment law implications of business initiatives (including reorganisations) and the impact of new legal developments.

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Gary Henderson is commended by sources as a "fantastic lawyer and trusted adviser" who offers "a wealth of practical and legal employment knowledge and is very pragmatic, thorough and commercially aware." He handles everything from terminations and litigation to corporate reorganisations.

Chambers UK 2017

Gary Henderson is experienced in handling a wide variety of employment matters. Clients say that "he is extremely responsive, knowledgeable, pragmatic and realistic. He is so knowledgeable about employment law and thinks ahead for possibilities so that we can prepare."

Chambers UK 2016

Gary Henderson is ‘technically brilliant, approachable and down-to-earth’. The firm’s multinational clients include Microsoft, Coca-Cola and BMW.

Legal 500 UK 2016

"He is excellent - commercially astute, practical and pragmatic in his advice. He's also very easy to communicate with, and happy to chat about any issue on which I might want a second opinion." Active across the full spectrum of employment law cases, he is particularly appreciated for the foresight he brings to complex matters: "He plays chess with the law - he always knows the next moves that will take place in a case."

Chambers UK 2015

Relevant experience

  • A FTSE 100 company on restructuring and collective redundancy issues.
  • A leading professional services company on TUPE issues arising out of outsourcing arrangements.
  • A global technology company on employment tribunal and High Court claims.
  • A major financial institution on senior executive departures.
  • A global manufacturer on the enforcement of restrictive covenants and garden leave.
  • A FTSE 100 energy sector company on international assignment arrangements.
  • A leading car manufacturer on its agency worker arrangements.
  • A global technology company on employee data protection issues.
  • A global telecommunications company on the employment law aspects of a major joint venture.
  • Numerous companies coming into the UK on the employment aspects of establishing a business in the UK.
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  • 1985 – LL.B., London School of Economics
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  • Employment Lawyers Association
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Show only
July 2019
Work­place Har­ass­ment: fu­ture proof­ing your or­gan­isa­tion
14 Jan 20
April 2020 changes to off-payroll work­ing rules – gov­ern­ment launches...
The gov­ern­ment has launched a re­view in­to im­ple­ment­a­tion of the April 2020 changes to the off-payroll work­ing rules. In Novem­ber the Chan­cel­lor of the Ex­chequer, Sajid Javid said that a Con­ser­vat­ive gov­ern­ment...
24 May 19
Work­ing time - an­oth­er area of ten­sion between European and UK em­ploy­ment...
A re­cent de­cision by the ECJ has high­lighted an­oth­er area where UK em­ploy­ment law is in­con­sist­ent with European law.  This fol­lows on from earli­er cases that flagged dis­crep­an­cies between the cal­cu­la­tion...
09 May 19
GDPR bites­ize – when can an em­ploy­er jus­ti­fy ex­tend­ing the time lim­it...
Un­der the Data Pro­tec­tion Act 1998, a data con­trol­ler had to re­spond to a data sub­ject ac­cess re­quest (DSAR) with­in 40 days of re­ceipt with no op­tion to ex­tend this peri­od. This changed un­der the GDPR...
12 Apr 19
Self-em­ployed con­tract­ors in your work­force – are they data pro­cessors?
Most or­gan­isa­tions have moved on from the im­ple­ment­a­tion phase of their GDPR pro­ject to deal with “busi­ness as usu­al” quer­ies. In this edi­tion of our “GDPR bites­ize” series about the im­pact of...
12 Mar 19
GDPR bites­ize: does an em­ploy­er need to carry out a data pri­vacy im­pact...
Most or­gan­isa­tions have moved on from the im­ple­ment­a­tion phase of their GDPR pro­ject to deal with “busi­ness as usu­al” quer­ies.  In this, our second “GDPR bites­ize” series, we dis­cuss a num­ber...
06 Feb 19
Gov­ern­ment con­sulta­tion launched on ex­tend­ing re­dund­ancy pro­tec­tion...
The Gov­ern­ment is con­sult­ing on ex­tend­ing the pro­tec­tion cur­rently af­forded to em­ploy­ees se­lec­ted for re­dund­ancy who are on stat­utory ma­ter­nity leave to those who (i) are preg­nant (ii) are on fam­ily leave...
17 Jan 19
GDPR bites­ize: Crim­in­al con­vic­tions data
Many em­ploy­ers routinely vet pro­spect­ive staff for any crim­in­al his­tory, either by checks con­duc­ted through the Dis­clos­ure and Bar­ring Ser­vice or by ask­ing an in­di­vidu­al to dis­close dir­ectly in­form­a­tion...
06 Nov 18
IR35 re­forms: next steps for af­fected busi­nesses
As ex­pec­ted, the gov­ern­ment an­nounced in the Budget last week that it will ex­tend to the private sec­tor the re­forms it has im­ple­men­ted in the pub­lic sec­tor to off-payroll work­ing rules (known as IR35)....
15 Jun 18
Look be­hind the la­bel - work­er not self em­ployed 
The Su­preme Court has re­jec­ted the ap­peal and ruled that one of Pimlico Plumb­ers’ op­er­at­ives was in fact a work­er rather than be­ing self-em­ployed.  This is the first of the re­cent “gig eco­nomy”...
05 Apr 18
Em­ploy­ment law changes in April 2018
April is al­ways a busy month for em­ploy­ment law. Make sure that you don’t miss any of the fol­low­ing de­vel­op­ments tak­ing place this month. If you would like a more de­tailed em­ploy­ment up­date, then please...