Jonathon Bloomfield is a Director at FenwayXn and a Chartered Civil Engineer with more than two decades of experience in the construction industry. He specialises in engineering and construction investigations, dispute resolution, advisory, and project management services, with a particular focus on delay and programming disputes.
Jonathon has advised clients on delivery risks and project challenges associated with complex civil engineering and building projects worldwide. His experience spans diagnostic reviews of failing construction projects, forensic investigations, and high-stakes dispute resolution. He has been appointed as a delay expert on numerous matters and has provided both written and oral evidence, including cross-examination. These have been in relation to MEP design and build projects, large-scale infrastructure and energy developments, and the construction of office and residential buildings.
Earlier in his career, Jonathon became a Chartered Engineer while working for a leading UK construction company. During this time, he developed his expertise in project planning, risk management, and commercial strategy, working on high-profile, multimillion-pound engineering and construction contracts from initial design through to commissioning and handover.
Recognised in the latest Lexology Index Construction rankings, Jonathon is praised by peers and clients for his deep technical knowledge, strong work ethic, remaining composed during cross examination, and his ability to explain complex issues clearly and concisely. He is passionate about providing accurate, impartial analysis that supports clients in making informed decisions during dispute resolution.

Career highlights
- Over 20 years construction experience working for contractors and consultants.
- Appointed as an independent delay expert in multiple disputes.
- Provided oral evidence and cross-examined.
- Recognised in Lexology Index Construction rankings.
Qualifications
- Previously employed as a delay expert by Blackrock Expert Services and Kroll.
- Previously employed by PwC performing diagnostic reviews of failing construction projects and dispute resolution.
- Previously employed as a civil engineer by Costain Ltd on building and infrastructure projects.
- Chartered Engineer (2009).
- Member, Institution of Civil Engineers (2009).
- Member, Society of Construction Law.
Jonathon
Bloomfield
Director

Jonathon
Bloomfield
Director
Jonathon Bloomfield is a Director at FenwayXn and a Chartered Civil Engineer with more than two decades of experience in the construction industry. He specialises in engineering and construction investigations, dispute resolution, advisory, and project management services, with a particular focus on delay and programming disputes.
Jonathon has advised clients on delivery risks and project challenges associated with complex civil engineering and building projects worldwide. His experience spans diagnostic reviews of failing construction projects, forensic investigations, and high-stakes dispute resolution. He has been appointed as a delay expert on numerous matters and has provided both written and oral evidence, including cross-examination. These have been in relation to MEP design and build projects, large-scale infrastructure and energy developments, and the construction of office and residential buildings.
Earlier in his career, Jonathon became a Chartered Engineer while working for a leading UK construction company. During this time, he developed his expertise in project planning, risk management, and commercial strategy, working on high-profile, multimillion-pound engineering and construction contracts from initial design through to commissioning and handover.
Recognised in the latest Lexology Index Construction rankings, Jonathon is praised by peers and clients for his deep technical knowledge, strong work ethic, remaining composed during cross examination, and his ability to explain complex issues clearly and concisely. He is passionate about providing accurate, impartial analysis that supports clients in making informed decisions during dispute resolution.
Career highlights
- Over 20 years construction experience working for contractors and consultants.
- Appointed as an independent delay expert in multiple disputes.
- Provided oral evidence and cross-examined.
- Recognised in Lexology Index Construction rankings.
Qualifications
- Previously employed as a delay expert by Blackrock Expert Services and Kroll.
- Previously employed by PwC performing diagnostic reviews of failing construction projects and dispute resolution.
- Previously employed as a civil engineer by Costain Ltd on building and infrastructure projects.
- Chartered Engineer (2009).
- Member, Institution of Civil Engineers (2009).
- Member, Society of Construction Law.