Agent
An agent is an individual, group or company authorised to act on behalf of some other individual, group or company for a specific purpose and usually for a specific time period. The agent normally takes an active or leading role in attempting to bring about the client's desired objectives.
For example:
- An estate agent will try to sell a client's property at the best possible price and may even be involved in finding a replacement property.
- In construction, a site agent will normally be responsible for inspecting construction works as they proceed on behalf of a client, identifying problems with and providing solutions for to ensure project costs are controlled.
- An employer's agent is an agent acting on behalf of a client as the contract administrator for design and build contracts.
- A client's agent or client's representative cna be responsible for managing a project on behalf of a client.
- A letting agent who manages the letting of a development on behalf of a developer.
NB The term 'sub-agent' can be used to refer to an individual or organisation appointed on large construction projects to manage a specific part of the works or a specific package of work.
The New Homes Quality Board Glossary of the terms used in the Code and Guidance, published by The New Homes Quality Board in 2021, defines an agent/s as: ‘a person, firm or company used by a Developer to deal with any matter on their behalf (for example, an estate agent or contractor).
Roles in construction projects: analysis and terminology, by Hughes, W. and Murdoch, J. R, published in 2001 by the University of Reading, defines an agent as: ‘A basic term referring to someone who represents another. Usually qualified by preceding it with the name of the person or organization represented. On its own, a very ambiguous term.’
[edit] Related articles on Designing Buildings
Featured articles and news
Costs and insolvencies mount for SMEs, despite growth
Construction sector under insolvency and wage bill pressure in part linked to National Insurance, says report.
The place for vitrified clay pipes in modern infrastructure
Why vitrified clay pipes are reclaiming their role in built projects.
Research by construction PR consultancy LMC published.
Roles and responsibilities of domestic clients
ACA Safety in Construction guide for domestic clients.
Fire door compliance in UK commercial buildings
Architect and manufacturer gives their low down.
Plumbing and heating for sustainability in new properties
Technical Engineer runs through changes in regulations, innovations in materials, and product systems.
Awareness of the Carbon Border Adjustment Mechanism
What CBAM is and what to do about it.
The new towns and strategic environmental assessments
12 locations of the New Towns Taskforce reduced to 7 within the new towns draft programme and open consultation.
Buildings that changed the future of architecture. Book review.
The Sustainability Pathfinder© Handbook
Built environment agency launches free Pathfinder© tool to help businesses progress sustainability strategies.
Government outcome to the late payment consultation, ECA reacts.
IHBC 2025 Gus Astley Student Award winners
Work on the role of hewing in UK historic conservation a win for Jack Parker of Oxford Brookes University.
Future Homes Building Standards and plug-in solar
Parts F and L amendments, the availability of solar panels and industry responses.
How later living housing can help solve the housing crisis
Unlocking homes, unlocking lives.
Preparing safety case reports for HRBs under the BSA
A new practical guide to preparing structural inputs for safety cases and safety case reports published by IStructE.
Male construction workers and prostate cancer
CIOB and Prostate Cancer UK encourage awareness of prostate cancer risks, and what to do about it.





















