Sirus carries out commissioning and validation, turnkey project services, HVAC design services, energy assessment services, and engineering support for clients.
Commissioning and Validation
- Heating and cooling water balancing.
- Airflow readings and ductwork balancing.
- Laminar hoods validation and service.
- HEPA integrity leak tests and particle counting.
- Cleanroom validation (Class ISO 5-8).
- Operating theatre validation, isolation rooms.
- Environmental monitoring (noise, light, CO2, T, RH) and data logging.
- BMS re-commissioning and strategy review.
HVAC Design Services
- Site Surveys, energy audits and reports.
- As-built surveys, pipework and ductwork layouts and P&ID schematics.
- IAQ assessments, monitoring and reports.
- HVAC preliminary design and tender packages.
- 3D design, Revit and BIM, clash detection, cloud sharing.
Turnkey Project Services
- Design & build.
- Procurement of equipment.
- Project Management (subcontractors, scheduling, cost control, communications, claims progress, variations).
- Project Documentation (submittals, construction drawings, as-built drawings, O&M documentation).
- Final commissioning and water + air balancing, including reports.
- Handover packages and PSDS, B-Car Documentation.
Engineering Support for Clients
- Site surveys & as-built, IAQ assessments.
- Health & safety considerations.
- Schematics, P&IDs, layout drawings.
- AHU selection, sizing and pricing.
- Chiller selection, sizing and pricing.
- Equipment selection and procurement: extract fans, boilers, pumps, expansion vessels, buffer tanks, AC units, terminal units, filters, air diffusers and grilles.
- Preliminary sketches/schematics (for pricing).
- Technical pitches with clients.
Energy Assessment
Completing an energy assessment gives the client a better picture of their energy consumption and identifies opportunities for improvement – often delivering immediate cost savings.
It can also demonstrate compliance with legal obligations which require certain organisations to undertake energy audits.
Energy Assessment Services
- Site surveys & walk-throughs, instrumental recordings.
- Energy analysis, life cycle costs, and payback calculation.
- Recommended energy upgrades and budgeting.
- Opportunities for improvement and potential payback pitfalls.
- Grant applications support for clients.
- BEMS energy optimization and implementation of measures.

Sirus House
Unit 13, The Westway Centre
Ballymount Avenue
Dublin, D12 FW63
Ireland
The Well
Unit 2018
Orchard Avenue
Citywest Business Campus
Dublin, D24 FR88
Ireland
Sirus Cork
Unit 5, Centrepoint
Marina Commercial Park
Cork, T12 H7DV
Ireland
Sirus NI
i2 CIDO Innovation Centre
73 Charlestown Road
Portadown
Co. Armagh, BT63 5PP
Northern Ireland
Let’s talk about your project!