About Konstantinos
As a Business Transformation specialist with a background in Lean Six Sigma and Operational Excellence, I partner with teams to streamline operations, reduce costs, improve quality and speed of delivery.
I have led complex transformations across industries such as Financial Services, Insurance, Healthcare, Energy, Retail, and Manufacturing — delivering over $75 million in savings, increasing productivity by 10–55%, and cutting lead times by 20–50%.
Known for balancing strategic thinking with hands-on execution, I bring clarity to complex challenges and help organisations build internal capability to sustain results.
Areas of focus: Business Transformation, Operational Excellence, Process Improvement, Project & Program Management, Change Management, Coaching & Capability Building.
English
Native or bilingual
Greek
Native or bilingual
Can work on-site
London (up to 50km), Birmingham (up to 20km), Oxford (up to 20km), Sheffield (up to 10km), Leeds (up to 10km)
Experience
- Sustainable Process Excellence SolutionsFounder - Principal ConsultantCONSULTING AND AUDITSJune 2018 - Today (8 years)Northampton, United KingdomAt SPX Solutions, we help organisations translate business ambition into operational reality.We specialise in process redesign and streamlining, operational excellence, and transformation support that delivers tangible results — from increased capacity and reduced costs to faster turnaround, improved quality, and enhanced customer experience.As Founder and Principal Consultant, I lead all engagements — from diagnostics to full-scale delivery — working closely with leadership teams to solve operational challenges and embed sustainable improvements. I also manage client relationships, strategic advisory services, and business development.Our services include:
- Rapid diagnostics & opportunity assessments.
- Process transformation & operational improvement projects.
- Fractional transformation leadership & advisory.
- Lean Six Sigma coaching, mentoring, & capability building.
SPX Solutions is a trusted partner for organisations looking to simplify, scale, and strengthen operations.**🌐 - Pension Insurance CorporationBusiness Improvement SpecialistBANKING AND INSURANCESeptember 2025 - Today (9 months)London, United KingdomPIC is experiencing rapid growth, increasing demand on the Procure-to-Pay (P2P) function to scale transaction volumes while maintaining strong financial controls, regulatory compliance, and effective cash management — ensuring suppliers are paid accurately, on time, and with minimal manual intervention.I lead the P2P Target Operating Model (TOM) transformation, spanning ways of working, end-to-end processes, governance, controls, systems, and organisational interfaces. Partnering with Finance, Procurement, Third Party & Outsourcing, and Technology, I apply a data-driven Lean Six Sigma (DMAIC) approach to assess flow efficiency, handoffs, cycle times, and decision rights, identifying root causes of delay, rework, and control gaps.Key activities:
- Led end-to-end mapping of P2P processes, controls, systems, and data flows, establishing baseline performance, key risk points, and flow inefficiencies.
- Analysed operational and payment data to identify drivers of overdue payments, rework, and manual intervention.
- Facilitated cross-functional root cause analysis workshops with Accounts Payable, Buyers, and Purchase Order Champions to validate findings and agree priorities.
- Translated diagnostic insights into a prioritised operating model improvement backlog, with quantified benefits, risks, and dependencies, covering process simplification, governance, automation, and management information (MI).
- Driving delivery of agreed enhancements with business and technology teams to improve scalability, payment accuracy, and governance clarity.
- TJXGlobal Continuous Improvement ManagerRETAIL (LARGE RETAILERS)October 2024 - September 2025 (11 months)Watford, United KingdomIncreasing capacity and efficiency was central to TJX’s continued growth as the world’s leading off-price retailer, supporting value delivery to customers and stakeholders.I led strategic initiatives to scale operational capabilities, optimise performance, and embed a sustainable culture of Continuous Improvement.Key outcomes:
- Achieved a 20% increase in productivity across Processing Centres.
- Reversed resistance to change at a flagship site, transforming scepticism into active engagement and ownership.
- Built a growing network of Lean Champions through a structured train-the-trainer model, increasing Lean maturity across the organisation.
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Education
- Ph.D.Imperial College London2010Materials Science and Engineering
- B.Sc. and M.Sc.National Technical University of Athens2005Mining and Metallurgical Engineering - 1st Class Honors
Certifications
- Lean Six Sigma Black BeltSigmaPro2014
- Leading Transformations: Manage ChangeMacquarie University2023