David Crummack
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David Crummack Email & Phone Number

Chief Operations Officer at Specac Ltd
Location: Aylesbury, England, United Kingdom 11 work roles 3 schools
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✓ Verified Jul 2026 3 data sources Profile completeness 86%

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Current company
Role
Chief Operations Officer
Location
Aylesbury, England, United Kingdom
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Who is David Crummack? Overview

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David Crummack is listed as Chief Operations Officer at Specac Ltd, a with 77 employees, based in Aylesbury, England, United Kingdom. AeroLeads shows a matched LinkedIn profile for David Crummack.

David Crummack previously worked as Consultant at Freelance and VP Strategic Operations at Lgc Biosearch Technologies. David Crummack holds Professional Certification, Management from The Open University.

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Specac Ltd

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Profile bio

About David Crummack

VP Global Operations with a proven track record in driving operational excellence, leading M&A integration, and crafting strategic growth plans across highly regulated industries, including life sciences, nuclear, and pharmaceutical. Recognised for achieving ambitious goals in complex environments, building high-performing teams, and delivering exceptional value to stakeholders. Proven ability to spearhead operational transformations: Optimise internal processes, enhance efficiency, and reduce costs while enhancing compliance and quality standardsEnabled global operational expansion delivering revenue growth of £27M to £301M within an eight-year period, through double-digit organic growth and the acquisition and integration of 7 businesses.

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David Crummack's current company

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Specac Ltd
Specac Ltd
Chief Operations Officer
Aylesbury, GB
Website
Employees
77
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11 roles · 32 years

David Crummack work experience

A career timeline built from the work history available for this profile.

Chief Operations Officer

Aylesbury, Gb

Consultant

Freelance

Aylesbury, Gb

Vp Strategic Operations

United Kingdom

• Created the long-term operational strategy driving capability and capacity expansion, %GM improvement, globalisation and evolution of critical functions (project management, continuous improvement, supply chain, customer services, quality, EHS).• Developed and executing 5yr footprint strategy encompassing footprint optimisation, technical transfer program, customer validations and risk management, driving multi million pound operational savings and simplified operational footprint.• Created a global project management office, developing people and technical capability, prioritisation process and governance. Running 20+ projects covering NPD, IT system implementation, facility investments, process change. • Created LGC ‘Lean Academy’, accredited function driving continuous improvement through training (>450 staff qualified), lean black belt project management, CI culture establishment and ‘managing for daily improvement’.• Identified and implementing IT solutions for QMS, EHS, project management, electronic batch records.• Driven compliance programs to identify, assess and address risks in environmental, safety and quality requirements.• Globalised existing site-based teams, standardising process, platforms and structures, providing consistent customer experience through harmonised internal systems and governance.• Developed risk management processes and business continuity and disaster recovery programs.

Vp Global Operations

Lgc, Biosearch Technologies.

Uk

• Led global manufacturing, supply chain and support functions, accountable for the performance of 15 sites providing genomic reagents and consumables, instruments and lab services for a wide range of applications including Agri-genomics, human health, environmental analysis and academic research.• Enabled revenue growth from £27M to £146M over a six-year period with exceptional exponential further growth to £301M during Covid pandemic. Resources expanded from 87 FTE to ~1200 FTE through acquisition and organic growth.• Integration of 7 acquisitions (US, EU, UK), consolidation and closure of 5 sites generating 84 FTE reduction, £460k annual lease reduction, simplified logistics and customer experience.• Delivered consistent and sustainable annual cost savings of £1.5M - £1.9M through annual programs focussed on process improvements, procurement and inventory management.• Created high performing director teams capable of operating in volatile, fast-changing environments, through personal coaching, effective recruitment, clear objective establishment and communication. • Implemented global customer service function, driving consistent customer experience across product offerings.

Jan 2014 - Jan 2021

Site Manager

Swindon, United Kingdom

• Leading site functional resources of 24/7 shift operations, optimising all aspects of the production, packaging, and distribution of pharmaceutical products across 18 production suites, high volume 45 million units per week output.• Establishment of production planning with critical path analysis driving improved co-ordination of processes, data, documentation, personnel, and raw material flow achieving 19% OEE improvement and 18% deviation reduction.

Jun 2012 - Dec 2013

Head Of Radiopharmaceuticals Manufacturing (Drytec)

Ge Healthcare

• Led operational team coordinating operations to deliver ‘just in time’ same day manufacture and distribution of nuclear pharmaceutical diagnostic Tc99 Generators, sales $33M p.a., achieving 99.7% customer reliability.• Initiated, led and executed cost reduction program, achieving £750k productivity saving, beating 18 other sites to achieve GE award, achieved process capability six sigma level 5 (defect rate <0.02%).• Won “external focus” company award through initiating customer engagement program.• Managed 18-month supply chain “crisis” due to global Mo99 Isotope shortage (core product component) through complete end to end process optimisation, re-organisation of shift patterns and staff engagement programs.

2010 - 2012 ~2 yrs

Head Of Materials Management

• Created new department defining internal SLAs whilst implementing operational structure to support business growth.• Created KAIZEN lean action workout program delivering 45% reduction in local plant inventory holdings, 42% finished goods scrap reduction, 26 weeks labour savings, 10% reduction in QC raw material testing lead times, £110k inventory reductions, 30% reduction in vendor order placements.• Nominated independent lead for manufacturing MHRA response team, co-ordinating complex cross departmental MHRA audit response to challenging regulatory deadlines with critical business importance.

2009 - 2010 ~1 yr

Pharmaceutical Warehouse And Distribution Manager

• Managed raw material (£4M stock value) and finished goods warehouses to deliver GMP compliance and reliable storage and distribution processes.• Facilitated freight supplier optimisation through a full tender process, achieving £226k contract reduction.• Designed and implemented warehouse reduction program, optimising use of warehouse space, relocating >8000 product units with zero customer defaults, achieving lease saving £96k p.a.

2007 - 2009 ~2 yrs

Head Brachytherapy Production

• Short-term position specifically to manage the relocation of operations from the UK to the US, creating 56 redundant positions whilst maintaining 100% product availability through intense staff engagement program.• Reduced unit cost from $6.20 to $4.10 through shift optimisation and waste reduction.• Managed site SAP ERP implementation project, joining mid project due to leader resignations. Risk-based analysis and justification drove difficult leadership acceptance of program timeline adjustments with successful execution.

2006 - 2007 ~1 yr

Materials Manager

Managed & co-ordinated all aspect of material & production planning for the Life Science business, across range of production facilities and products. Included a liaison role with commercial teams to align production operations with market demands.Redesigned production cost recovery model, simplifying product offering, permitting new commercial price strategy and achieving 12% finished good scrap reduction and £56k overtime reductionExternal customer visits, engagement on win -win solutions leading to increased sales of £320kOptimised production schedule and achieved raw material saving £739kManaged the SAP ERP Implementation Project as the project leader delivering a challenging implementation plan enabling successful on time launch

2002 - 2006 ~4 yrs

Team Leader Positions In Quality Control, Manufacturing & Process Support

Amersham International (Now Ge Healthcare)
1995 - 2002 ~7 yrs
Team & coworkers

Colleagues at Specac Ltd

Other employees you can reach at specac.com. View company contacts for 77 employees →

3 education records

David Crummack education

Bachelor Of Science (Bsc), Biological Sciences (Genetics)

Activities and Societies: Secretary Biological Society

Biology, Chemistry, Physics, General Studies A Levels

Scorton Grammar School

School Captain Boarding House Captain Gold Leader - Duke of Edinburgh Award Scheme

FAQ

Frequently asked questions about David Crummack

Quick answers generated from the profile data available on this page.

What company does David Crummack work for?

David Crummack works for Specac Ltd.

What is David Crummack's role at Specac Ltd?

David Crummack is listed as Chief Operations Officer at Specac Ltd.

Where is David Crummack based?

David Crummack is based in Aylesbury, England, United Kingdom while working with Specac Ltd.

What companies has David Crummack worked for?

David Crummack has worked for Specac Ltd, Freelance, Lgc Biosearch Technologies, Lgc, Biosearch Technologies., and Catalent Pharma Solutions.

Who are David Crummack's colleagues at Specac Ltd?

David Crummack's colleagues at Specac Ltd include Anna Szklarska, Clive Moss, Manav Oza, John Morrish, and Mark Goodall.

How can I contact David Crummack?

You can use AeroLeads to view verified contact signals for David Crummack at Specac Ltd, including work email, phone, and LinkedIn data when available.

What schools did David Crummack attend?

David Crummack holds Professional Certification, Management from The Open University.

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