We build what
others imagine.
Turnkey EPC Contractor · Eastern Province, Saudi Arabia
Who we are.
NISAQ Construction is an Eastern-Province-based EPC contractor delivering heavy-industrial projects from foundation to first-light commissioning.
Our work is concentrated in the steel, manufacturing, and industrial-facility sectors, with rare hands-on experience in induction furnaces, continuous casting machines and dust-collection systems.
Founded on more than thirty years of leadership under our founding engineer, NISAQ is the modern delivery vehicle for a track record built across Al Rashid, Welspun, Alfanar and Al Qaryan Steel — and now carried forward as a single accountable contractor.
Registered: CR 2051254078 · Eastern Province · Kingdom-wide capable.
Six disciplines, one contractor.
- Machine foundations & anchor bolts
- Reinforced concrete structures
- Underground tanks, pits & sumps
- Site development & excavation
- Facility rehabilitation & shutdown civil works
- HV / MV / LV distribution & cabling
- MCC / PCC panels, VFD drives
- Cable trays, power & control cabling
- Lighting, small power & earthing
- Fire alarm & life-safety systems
- CS & SS industrial piping
- HVAC, ducting & exhaust
- Pump & equipment installation
- Cooling water & hydraulic systems
- NDT testing & hydrotesting
- Pre-engineered buildings (PEB)
- Heavy industrial steel fabrication
- Chimneys & industrial ductwork
- Mezzanines, platforms & access
- Steel erection & alignment
- PLC / HMI integration & loop checks
- Instrumentation, sensors & flow meters
- Total Station precision setting-out
- Equipment alignment & levelling
- Full system commissioning
- Single main-contractor agreement
- Civil + steel + MEP + machine install
- Procurement & vendor management
- Brownfield shutdown delivery
- Commissioning, handover & warranty
Capability matrix.
Nine disciplines, every one self-performed and proven on a delivered project.
| Discipline | Capability | Proven on | Status |
|---|---|---|---|
| Civil & Foundations | Machine foundations, anchor bolts, RC structures, underground pits | AQSC IF — 30+ footings | Done |
| Steel Structure | PEB erection, heavy fabrication, chimneys, ductwork above plant | AQSC DCS — 36 m chimney fab | Done |
| Mechanical & Piping | CS/SS industrial piping, pump installation, NDT & hydrotest | AQSC IF — 23 pumps + cooling | Tested |
| Electrical (LV/MV) | MCC/PCC panels, cable trays, power & control cabling | AQSC IF MEP — full electrical | Energised |
| Instrumentation | PLC/HMI integration, loop checks, calibration | AQSC CCM — PLC w/ OEM Indomek | Commissioned |
| Machine Installation | Total Station survey, alignment, anchor bolts, commissioning | AQSC IF — 12 days vs 45 planned | 73% Faster |
| HVAC | Industrial HVAC, ventilation & exhaust systems | AQSC CCM & Melt Shop | Done |
| Fire Protection | Firefighting piping, diesel/electric pump sets, alarm systems | AQSC CCM & IF | Done |
| Industrial Systems | DCS, bag filters, water treatment, chimneys | AQSC — DCS + WTP full install | Operational |
Al Qaryan Steel — SAR 16.7M across four packages.
Melt-shop expansion, CCM three-strand upgrade and dust collection — four packages delivered to a single client over a continuous campaign.
Returned across multiple tenders; the strongest reference we carry.
Dammam, KSA
Multi-package EPC




Four packages, one programme.
- HV/MV/LV electrical distribution & cabling
- MCC panels, VFD drives & distribution boards
- Furnace cooling water system — CS piping
- 23 pumps installation & connection
- Elevated tanks & hydraulic systems
- Instrumentation, sensors & flow meters
- PLC/HMI control system integration
- HVAC for melt shop & control areas
- Fire-fighting & life-alarm systems
- Full commissioning & startup support
- Melt-shop isolated footings — 30+ foundations
- Induction furnace pit & equipment pads
- RPC Electric Room — full RC structure
- Water Treatment Plant (WTP) — RC tanks
- Charging machine rails & track foundations
- Precision setting-out by Total Station survey
- Full dismantling of existing CCM — both operational strands
- Civil rehabilitation — cooling chambers, rolling-table zones
- Structural steel — new supports for 3 strands + alignment
- Mechanical reinstallation + new 3rd strand (OEM Indomek)
- Cooling water piping — primary, secondary, oil lines
- NDT testing, welding inspection & hydrotesting
- Electrical — MCC panels, cable trays, power & control
- PLC/HMI integration with OEM Indomek — loop checks
- HVAC for CCM control areas
- Fire-protection systems
- Design & fabrication of large industrial ductwork above melt shop
- Civil foundations for bag filter units
- Bag filter installation & mechanical connections
- 36 m steel chimney — fabrication & erection
- Circular RC chimney foundation
- Structural supports & access platforms
- System testing & commissioning
Sixteen projects, 234M+ SAR.
Selected works in order of value. Flagship and AQSC programme highlighted.
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Flagship
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03
04
05
06
07
08
AQSC
09
10
AQSC
11
AQSC
12
AQSC
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AQSC
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16
Engineering authority since 1990.
Thirty-plus years delivering heavy-industrial projects across Egypt and Saudi Arabia. Steel-mill specialisation since 2003 — supervising Al Rashid Steel & Fasteners (SAR 85M, 95,000 m²), Welspun pipe mill (SAR 33M), Alfanar Jubail, Ma'adinya PC strand foundations, and the AQSC induction furnace civil scope. Leadership record carried forward as NISAQ's founding engineering authority.
Owned fleet — no subcontracting delays.
Built to code.
Why NISAQ.
Six reasons, every one demonstrated on a delivered project.
Let's build what you've imagined.
Tender-ready, mobilised within 24 hours on Eastern Province sites. Single point of responsibility from foundation to first-light commissioning.
