101 architecture & engineering businesses listed in Co. Down: typically €1,500 - €15,000+ for initial design and planning, with ongoing fees often calculated as a percentage of build cost..
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Gilmour Architects Ltd is an architecture and engineering firm based in Banbridge, Co. Down. They specialise in contemporary residential architecture, designing bespoke homes and living spaces. The firm offers a full concept-to-completion architectural service, working collaboratively with clients. They cover Northern Ireland, including County Down, and parts of Ireland.

Kane Group, an Architecture & Engineering firm in Banbridge, Co. Down, designs, develops, and delivers building services. They offer mechanical, electrical, and public health services, along with prefabrication and fit-out solutions. Kane Group also provides aftercare and facilities management. They advocate for Virtual Design & Construction (VDC) and Building Information Modelling (BIM) technologies.

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Architecture & Engineering services in Co. Down are provided by Greenscape ni outdoors design & build. This business offers landscape design and construction, including paving, fencing, decking, and planting. They also provide garden maintenance and organise consultations to maximise outdoor space value.

Downpatrick, Co. Down architecture firm GARY PATTERSON Architects offers services including architectural feasibility studies, planning applications, interior design, building control submissions, and project management. The practice undertakes new builds, extensions, conversions, remodelling, and roofspace conversions for residential and educational projects, as well as disabled adaptations and masterplanning.
Rachel Bevan Architects, an architecture firm in Downpatrick, Co. Down, specialises in architecture, research, and sustainability. Projects include the conversion of a derelict watermill into a dwelling in Crossgar, a new-build timber-frame dwelling using hemp and lime construction, and the development of a 13-bedroom hotel and restaurant in Portaferry involving the conversion of existing buildings and new construction.
Demesne Contracts Ltd, an Architecture & Engineering firm in Downpatrick, Co. Down, offers civil engineering and street works. They provide private landscaping services for domestic clients, including hard-scaping and soft-scaping. For public works, their services include resurfacing, kerbing, and pipeworks. They also undertake roadworks, car parks and resurfacing, country estate projects, and rapid transit schemes.
Newry, Co. Down is home to GAAN Architects, an architecture and engineering firm. They provide architectural services for spaces. Projects include the rehabilitation of a 200-year-old stone building in rural South Armagh, the renovation of an 1800s fisherman's cottage near the Atlantic, and office refurbishments for a construction material manufacturer.

Downpatrick, Co. Down, Rural Studio RIBA Chartered Architect Practice is an architecture and engineering firm. They design innovative, bespoke homes for rural and urban settings. The practice takes a collaborative approach to design, working with clients' ideas to create living and working spaces.

TUMILTY DESIGN is an architecture and engineering firm based in Newry, Co. Down, that offers architectural services for both residential and commercial projects. They guide clients through the planning process and showcase recent completed projects.

Dynamic Design Consultants Ltd is an Architecture & Engineering firm in Banbridge, Co. Down, specialising in mechanical and electrical building services. They provide design and supervision for all aspects of mechanical and electrical services installations, working with other professionals, contractors, and developers. Their focus includes energy-efficient contemporary design, using the latest methods and software for building analysis and service design. They have knowledge of various renewable technologies.

Terra Solutions Ltd is an Architecture & Engineering firm based in Newry, Co. Down. They specialise in trenchless civil engineering, using no-dig techniques and advanced technology. Their work includes major infrastructure crossings, flood alleviation, culvert rehabilitation, sewer relining, asset condition surveys, and underground construction for sectors such as water, sewerage, oil, gas, airports, roads, marine, and rail. Terra Solutions Ltd also offers design services for these projects.

Dickson Architectural Services in Newtownards, Co. Down provides architectural services. They offer design for individually designed houses, house extensions, residential developments, community healthcare projects, commercial buildings, and NIHE (Northern Ireland Housing Executive) work. They also undertake surveying and mapping.

Banbridge, Co. Down based Foster McCavitt Architecture Ltd is an architectural design and project management practice. They offer services including interior design and conservation consultancy for private houses, residential developments, educational, community, and commercial buildings.
HQ Building Design Ltd in Newry, Co. Down offers architecture and engineering services including drafting, architectural design, project management, building surveying, fit-out design for hospitality, office, and beauty industries, and 3D visualization. They handle projects from small extensions and residential planning applications to large commercial and retail projects.
J L O'Hagan is an architecture and engineering firm based in Newry, Co. Down. The practice offers architectural services, creating designs that aim to enhance their surroundings and meet client requirements.

Milligan Reside Larkin Ltd is an Architecture & Engineering firm based in Newry, Co. Down. They provide architectural services for healthcare facilities, commercial developments, civic spaces, exclusive private dwellings, residential developments, and industrial projects. Their specialities include masterplanning and conservation and restoration work.
Architecture & Engineering services are provided by Rockwood Engineers Ltd in Newry, Co. Down. The company offers structural design engineering for design, detailing, and supervision. They also provide civil engineering services for construction, groundwork, and civil works, as well as project management assistance for clients.

BGA Architects Ltd is an architecture and engineering firm based in Newtownards, Co. Down. They specialise in the design of bespoke houses and home extensions.

Ballynahinch, Co. Down - Gary Harpur Architect offers architecture services in Ballynahinch, Co. Down. The practice has completed projects across Ireland, including new houses, extensions, and churches.


Architecture & Engineering services are provided by O'Hagan & Associates in Newry, Co. Down. The firm's work includes commercial projects such as hotels, shopping complexes, and credit unions. They also undertake community developments like stadiums and parish centres, as well as ecclesiastical, educational, and healthcare buildings. Projects also include work on listed buildings and both traditional and contemporary residential dwellings.

Newry, Co. Down. David Maxwell Architect is a practice of chartered architects offering design and consultancy services. They undertake new builds, extensions, commercial, industrial, and community projects. The practice also works on bespoke one-off houses including farmhouses, replacement homes and infill dwellings, as well as residential developments. Sustainability and energy efficiency are central to their approach. They provide a full service from initial concept and planning through to final completion.
Hawthorne Associates is an architecture and engineering practice based in Ballynahinch, Co. Down. They offer town and country planning, civil engineering, and project management services. The practice undertakes residential and commercial projects, including house designs, planning enforcement, entertainment and liquor licensing, and quarry mineral extraction applications. Services also include planning and building control applications, environmental planning and waste licensing, planning appeal submissions, topographical surveys, 3D bespoke architecture, and conservation projects for historical listed buildings.

Banbridge, Co. Down. Advance M&E Design Ltd is an Architecture & Engineering firm specialising in MEP engineering design. They focus on building services, sustainability, and low-carbon solutions. Services include MEP design, fire safety and security, sustainability and environmental services, and passive house design. They serve M&E contractors, main contractors, developers, and investors.
Ballyalton House is an Architecture & Engineering business in Newtownards, Co. Down. They offer a wide range of architectural reclaimed items for the home and garden. They also stock Farmhouse and Cottage furniture and are Northern Ireland agents for Auro Ecological Paints.
Alistair Scott Design, an Architecture & Engineering firm in Newtownards, Co. Down, provides architectural drawings for new domestic and commercial builds. They also specialise in the design of extensions and conversions, and can assist with planning permission applications. Alistair Scott Design offers 3D visualisations and renders.



Connect Space Design Limited is an Architecture & Engineering firm in Newtownards, Co. Down. They offer architectural design services, including initial briefs, 3D visualisations, and technical design drawings. Connect Space also provides planning services such as site finding, feasibility studies, and full planning packages for council approvals. They assist with project management for extensions and large-scale residential projects.

Outsource CAD, an Architecture & Engineering firm in Newcastle, Co. Down, provides 2D and 3D CAD drafting services. They offer 3D renders and animations, working with clients across various sectors including Oil & Gas, Mechanical & Electrical, and Architecture for both residential and commercial construction. Outsource CAD also collaborates on a single model with the entire design team for increased transparency and error reduction.
Newtownards, Co. Down based SpouncerEcology is a registered Landscape Practice focusing on environmental planning and project development. They provide ecology surveys, biodiversity planning, natural landscape design, countryside management, and garden design services throughout the UK.

Banbridge, Co. Down based AJHale Engineering specialises in agricultural engineering. They provide gates, railings, and welding services. Their product range also includes fireplace accessories such as fire grates and coal savers, as well as weathervanes.
Alina Holyst Chartered Architect is an architecture and conservation practice based in Newry, Co. Down. The practice works with organisations, institutions, and private owners on the repair of old, historic, or listed properties. Services include feasibility studies, sensitive extensions, bespoke alterations, and adaptive reuses, with a focus on developing challenging sites. Alina Holyst Chartered Architect serves clients across the UK, Ireland, and further afield.
Design Studio 40 is an Architecture & Engineering practice in Newry, Co. Down. They specialise in residential architecture, including contemporary homes, conversions, extensions, and rural planning applications. The studio provides bespoke design solutions that draw on traditional Irish vernacular architecture with a contemporary approach.

Architecture & Engineering services are provided by Gray Consulting Ltd in Newry, Co. Down. They guide projects from initial feasibility through planning, design, and delivery for homeowners, developers, investors, and businesses. Services include complete design and project management from concept to technical drawings and construction coordination, full planning application management, building regulations and compliance documentation, and feasibility and development consultancy. They also offer design and planning for residential projects such as new builds, extensions, renovations, and conversions, as well as commercial, retail, hospitality, industrial, and mixed-use developments.

KB Estimating, an Architecture & Engineering service in Newry, Co. Down, provides freelance electrical estimating. They offer accurate, confidential estimating services for pre-designed packages, preliminary design from a performance brief, and design and build tenders. They can provide labour and materials breakdowns or fully costed packages. Estimates can be supplied in Excel or Amtech estimating software formats. They have prepared electrical packages for commercial, industrial, and domestic premises, including new build and refurbishment projects for schools, universities, hospitals, and offices. They also produce as-fitted, as installed, as built, and record drawings using AutoCAD.

Quantum Safety Consultancy Ltd, an Architecture & Engineering firm based in Newry, Co. Down, offers independent health and safety advice and engineering inspections. They provide services for plant, machinery, lifting equipment, and lifting tackle. Their work also includes statutory thorough examinations of equipment to ensure safety and legality, with digital reports and an online client portal for asset management.

Rural Studio RIBA Chartered Architect Practice, an Architecture & Engineering firm in Newry, Co. Down, designs innovative, bespoke homes for rural and urban locations. The practice works collaboratively with clients to create living and working spaces.

Snack Engineering, an Architecture & Engineering firm in Banbridge, Co. Down, specialises in the plant and production process for the snack food industry. They provide engineering support to snack machinery manufacturers and production companies, offering services such as 'Production Healthchecks', machinery selection and installation, bespoke machinery design and build, starch recovery systems, cutting and shaping systems, process flow dynamics analysis, potato grading and halving, flavouring and seasoning systems, buffer hoppers, and software development. Snack Engineering utilises CAD, 3D printing, and diagnostic tools for worldwide supply and support.

Banbridge, Co. Down - Snack Engineering Ltd provides architecture and engineering services specifically for the plant and production process within the snack food industry. They offer services such as designing and building bespoke machinery, starch recovery systems, cutting and shaping systems, potato grading and halving, flavouring and seasoning systems, buffer hoppers, and software development. Snack Engineering Ltd also provides process and production flow dynamics analysis, machinery selection and installation, and global supply and support.

Killowen Contracts Ltd is an Architecture & Engineering business located in Newry, Co. Down. Businesses in this sector often provide a range of services to clients. These can include design, planning, and project management for various construction and development projects. They may also offer technical advice and solutions related to engineering principles. Such firms play a vital role in the built environment, contributing to infrastructure and building developments across Ireland. Killowen Contracts Ltd operates within this important field.

Newry, Co. Down is home to CD Architects. As an Architecture & Engineering firm, they operate within a sector crucial for the design and development of built environments. This field involves the careful planning and execution of projects, from initial concept to final construction. Professionals in this industry often work on a diverse range of structures, contributing to the physical landscape of communities. Such businesses are vital for both public and private sector development.

Ggd Global Ltd is an architecture and engineering firm based in Newry, Co. Down. Businesses in this sector typically provide a range of services to clients, from initial design concepts and planning through to detailed technical drawings and project oversight. Architecture and engineering practices often work on diverse projects, including residential, commercial, and industrial developments. They play a crucial role in the construction industry, ensuring that buildings and infrastructure are safe, functional, and aesthetically pleasing. The expertise found within these firms helps to translate ideas into tangible structures, adhering to building regulations and client specifications.
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Co. Down has 101 architecture & engineering businesses listed on LocallyIrish. The highest-rated are Mill Cottage Architects (5.0★ from 15 Google ratings, Downpatrick), Archion Design Limited Architects (5.0★ from 11 Google ratings, Ballynahinch) and Gilmour Architects Ltd (5.0★ from 8 Google ratings, Banbridge). New this month: M T Plant & Equipment Ltd, BCR Proprties and AT Designs. Tap Near me to sort by distance and find the closest to you.
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We list 101 architecture & engineering businesses across Co. Down.
Tap “Near me” at the top of the list to sort the 101 architecture & engineering businesses in Co. Down by distance from your current location and see the closest first.
Mill Cottage Architects in Downpatrick is the top-rated, with 5.0 stars from 15 Google ratings. 45 of the 101 architecture & engineering businesses in Co. Down carry a customer rating, averaging 4.5 out of 5. The full ranking is at locallyirish.ie/best-of/architecture-engineering/down, where each entry states whether the score comes from reviews left here or from Google.
Across Ireland, architecture & engineering services typically cost €1,500 - €15,000+ for initial design and planning, with ongoing fees often calculated as a percentage of build cost., and Co. Down is generally in that range. Rates vary with the job, the callout distance and how quickly you need it — our architecture & engineering cost guide breaks down the price by job.
Of 101 architecture & engineering businesses in Co. Down, 99 publish a phone number and 69 list their opening hours. A claimed listing carries a Verified badge on its profile.
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