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Atabas Construction

Construction Material Procurement

Building Projects Sourced —
From Bill of Quantities
to Delivered Cargo

Large-scale infrastructure and construction projects require dozens of material categories, from structural steel and cement to finishing systems and insulation — sourced from multiple origins, delivered against tight programme schedules. Atabaş Group manages the entire procurement chain: consolidating Bill of Quantities into a single supply framework, coordinating multi-origin logistics and ensuring every cargo arrives on specification and on time.

Project Supply Capabilities

  • Structural Steel Rebar · Wire Rod · Profiles · Hollow Section
  • Cementitious OPC · SRC · Pozzolanic · Fly Ash
  • Envelope Systems Sandwich Panel · Roofing · Cladding
  • Waterproofing Bitumen · APP/SBS Membrane · Liquid
  • Masonry AAC Block · Hollow Block · Facing Brick
  • Finishing Ceramic Tile · Porcelain · Natural Stone
  • MEP Materials HDPE Pipe · PPR · Galvanised Conduit
  • Prefabricated Precast Concrete · Modular Formwork
  • Min. Programme USD 500k per project package
  • Delivery Terms FOB · CFR · CIF · DAP Site · DDP
  • Inspection Third-Party QC at Origin + Destination
55+Countries Served
1981Year Established
SinglePoint of Contact
3PLQC at Every Origin
The Challenge

What makes construction procurement structurally difficult

Construction project procurement is not a single-commodity problem. It is a coordination problem — across dozens of material categories, multiple origins, staggered delivery schedules and a site programme that does not wait for late cargoes.

Problem 01
Fragmented Supply — Too Many Counterparties

A mid-scale commercial or industrial building project typically requires 15–25 distinct material categories: structural steel, cement, aggregates, blocks, waterproofing membranes, sandwich panels, roofing sheets, insulation, piping, conduit, ceramic tile, grout, sealants, formwork, reinforcement mesh. Managing 15 separate supplier relationships — each with its own commercial terms, currency, documentation format and dispute mechanism — is a procurement management burden that grows non-linearly with project scale. Each supplier adds counterparty risk, logistics complexity and potential programme exposure.

15–25 Material CategoriesMultiple SPAsDocumentation Overhead
Atabaş Solution 01
Single Commercial Framework — One Counterparty

Atabaş Group consolidates the project Bill of Quantities into a single supply framework. One SPA (or structured Master Supply Agreement) covers the full material package. One commercial contact, one documentation standard, one inspection protocol across all categories. Individual category sub-contracts are managed by Atabaş Group with its supply chain — the buyer interacts with one counterparty that is accountable for the full programme. This is only credible because Atabaş Group trades across all relevant material categories as principal, not as a broker seeking to assemble a chain on the fly.

One SPAOne ContactFull Accountability
Problem 02
Delivery Sequencing — The Programme Is Not Flexible

Construction programmes are sequenced: foundations require reinforcement and cement before structural frame; structural frame must be complete before envelope; envelope before MEP rough-in; MEP before finishing. A late rebar delivery delays concrete pours; a delayed sandwich panel delivery leaves the structure exposed. Materials arriving out of sequence create site storage problems, double-handling cost and insurance complications. When multiple suppliers each manage their own logistics independently, sequence alignment across categories becomes a coordination failure waiting to happen.

Sequenced Programme RiskCritical Path ExposureSite Storage Cost
Atabaş Solution 02
Programme-Aligned Logistics Coordination

Atabaş Group aligns delivery schedules against the project programme, not against standard lead times. Structural steel and cement are prioritised in the procurement sequence; finishing materials are staged for later delivery to avoid site storage and weather exposure. Multi-origin consolidation — Turkish steel, Gulf cement, European insulation panels, Asian ceramic tile — is coordinated through a single logistics plan. Where port infrastructure or site access is constrained, we coordinate transshipment and short-sea or inland delivery legs as part of the overall supply plan. Third-party inspection at origin ensures quality is cleared before shipment, eliminating rejection delays on site.

Programme-Aligned ScheduleMulti-Origin CoordinationOrigin QC Clearance
Project Scope

Construction types we supply — from shell to finish

Atabaş Group's construction procurement capability spans the full spectrum of commercial, industrial, infrastructure and residential projects, with particular strength in export markets across Africa, MENA, Central Asia and the Eastern Mediterranean.

Type 01
Industrial & Warehousing Facilities

Pre-engineered steel buildings, cold storage, industrial sheds, logistics warehouses and manufacturing plants. These projects are heavily weighted towards structural steel (columns, rafters, purlins), sandwich panels (wall and roof insulation envelope), roofing sheets and concrete flooring systems.

  • Pre-engineered steel structure — columns, rafters, purlins
  • PIR/PUR sandwich panels — wall and roof, 60–150 mm
  • Aluzinc or colour-coated roofing sheet
  • Concrete floor slab — OPC 42.5R + rebar mesh
  • HDPE drainage and PPR fire main pipework
  • Cold storage: ammonia-compatible insulation panels
Type 02
Commercial & Mixed-Use Buildings

Multi-storey office towers, retail complexes, hotels and mixed-use developments. Reinforced concrete structure with rebar and OPC/SRC cement dominant in early programme; curtain wall and facade systems, ceramic and porcelain finishing, MEP pipework and conduit in later stages.

  • Rebar B500B/ASTM A615 — foundations, columns, slabs
  • OPC 52.5R for high-strength structural concrete
  • AAC lightweight block — partition and non-structural walls
  • Ceramic and porcelain floor and wall tile — EN 14411
  • Bituminous and liquid waterproofing — basement and rooftop
  • Galvanised conduit and cable management systems
Type 03
Infrastructure & Civil Works

Roads, bridges, ports, airport pavements, water treatment plants and marine structures. High-volume cement and rebar requirements, structural profiles for bridge components, bitumen for road surfacing, sulphate-resistant cement for marine environments and pipe systems for water and drainage infrastructure.

  • OPC 42.5R / SRC for marine and sulphate-exposed concrete
  • Rebar B500B — bridge decks, retaining walls, abutments
  • Bitumen 60/70 and PMB for road asphalt layers
  • Structural steel H and I profiles for bridge components
  • HDPE pipe DN 100–1200 for water distribution and drainage
  • Precast concrete elements — piles, beams, culverts
Type 04
Energy & Utilities Projects

Power plants, substations, oil and gas facilities, solar farms and water treatment infrastructure. Structural steel and cement for civil works; specialist pipe and fitting systems for process piping; cable management for electrical infrastructure; protective coatings and insulation for corrosion-critical environments.

  • Structural steel S355 — heavy equipment support structures
  • API-grade steel pipe for process and service piping
  • SRC / blast furnace slag cement for aggressive environments
  • Rock wool sandwich panels for utility buildings and substations
  • Hot-dip galvanised cable trays and conduit systems
  • Epoxy and polyurethane protective coating systems
Type 05
Mass Housing & Social Infrastructure

Government housing programmes, social housing developments, schools, hospitals and public buildings — typically involving large volume orders with standardised specifications, competitive tendering and strict delivery schedules against public programme commitments. Cost efficiency, documentation compliance and reliable scheduling are paramount.

  • High-volume rebar supply — B500B rolled in Turkey
  • Cement in bulk or 50 kg bag — OPC 42.5N/R
  • AAC block for fast, lightweight wall construction
  • Ceramic floor and wall tile — value specification
  • PVC and HDPE plumbing systems
  • Reinforcement mesh BRC/welded fabric
Type 06
Hotel, Resort & Hospitality Fit-Out

5-star hotel and resort projects demand premium finishing materials: large-format porcelain tile (600×600 to 1200×2400 mm), natural stone cladding, architectural aluminium profiles, premium sanitary ware and high-performance waterproofing systems. Brand standards from international hotel chains specify narrow material category tolerances — compliance documentation is as important as physical product quality.

  • Large-format porcelain slab — 1200×2400 mm, ≤0.5% water absorption
  • Natural stone: marble, travertine, granite — with EN 1341 test certs
  • Architectural aluminium extrusion — curtain wall, window, door
  • APP/SBS modified bitumen membrane — rooftop and terrace deck
  • High-performance liquid waterproofing — wet areas, pool deck
  • Epoxy grout and colour-matched silicone sealant systems
Procurement Process

From Bill of Quantities to cargo delivered on site

Atabaş Group follows a structured four-phase procurement process for construction project supply, designed to eliminate ambiguity at each stage and ensure that every cargo arrives on specification, in sequence and on schedule.

01
BoQ Review & Specification Alignment

The buyer provides the project Bill of Quantities or material schedule. Atabaş Group reviews each line item, identifies the applicable international standard (EN, ASTM, BS, ISO), flags any specification ambiguities and proposes equivalent or superior grades where the specified product is not commercially available in the required origin or lead time. A consolidated specification matrix is agreed in writing before any pricing is submitted.

02
Origin Selection & Supplier Qualification

For each material category, Atabaş Group selects the supply origin based on specification compliance, lead time, logistics cost and delivery programme fit. Turkish-origin structural steel and cement, Gulf or North African cement, European insulation panels, Asian ceramic tile and regional aggregate — optimised per category. Supplier production certificates, ISO 9001 status and prior inspection track record are assessed before commitment.

03
Third-Party Inspection at Origin

SGS, Bureau Veritas or Intertek inspection is arranged at the production facility or loading port before shipment. Inspection scope is material-specific: dimensional and mechanical testing for structural steel (EN 10025, EN 10080); chemical analysis and strength testing for cement (EN 197-1); visual, dimensional and water absorption testing for ceramic tile (EN 14411). Inspection certificates are issued before the cargo is released for shipment. Rejected lots are replaced at origin — not on site.

04
Coordinated Delivery & Documentation

Shipments are sequenced against the project programme. Full documentation package (B/L, CoO, mill certificates, inspection reports, packing lists, customs invoices) is issued per cargo. For DAP or DDP terms, Atabaş Group manages freight, port handling, customs clearance and inland haulage as part of the supply contract. Post-delivery: any non-conformance identified at site is handled through a documented claims process with the inspection certificate as the reference document.

Programme Management: For large projects (>USD 2M material package), Atabaş Group assigns a dedicated project procurement manager as the single point of contact for the duration of the programme. Weekly status reports covering order confirmation, production progress, inspection scheduling and shipping ETAs are provided as standard.
Material Categories

Construction materials supplied — by trade category

The table below covers the primary material categories within Atabaş Group's construction supply scope, with applicable standard and origin. For detailed product specifications, see the Construction Materials and Cement product pages.

CategoryKey ProductsStandardPrimary OriginDelivery Form
Reinforcement SteelRebar B500B, ASTM A615 Gr.60; BRC/Welded MeshEN 10080 · ASTM A615Turkey (Atakaş, Çolakoğlu, İçdaş)Bundle · Coil
Structural SteelHEA/HEB/IPE beams; UPN, UPE channels; L-angle; flat bar; S235/S275/S355EN 10025 · EN 10034Turkey · Eastern EuropeBundle / straight lengths
Steel Hollow SectionSHS, RHS, CHS — S235/S355; hot-finished and cold-formedEN 10210 · EN 10219Turkey · PolandBundle / straight lengths
Wire RodLow-carbon 5.5–12 mm (mesh, nail, wire drawing); High-carbon 5.5–8 mm (PC strand, spring)EN 10016 · ASTM A510Turkey · UkraineCoil
CementCEM I 42.5R, CEM I 52.5R, CEM II/B-M, SRC (sulphate resistant), white cement, oil well cementEN 197-1 · ASTM C150Turkey · Egypt · UAE · VietnamBulk vessel · 50 kg bag · 1,500 kg big-bag
Sandwich PanelsPIR/PUR wall and roof panels 40–200 mm; rock wool panels; EPS panels; cold room panelsEN 14509 · FM ApprovedTurkey · Poland · UkraineFlat-pack, custom cut lengths
Roofing & Cladding SheetGalvanised, Aluzinc (Zn/Al), PVDF colour-coated profiled sheet; trapezoidal and sinusoidal profilesEN 10326 · EN 10346Turkey · South KoreaBundle, custom lengths
AAC Block & PanelAutoclaved Aerated Concrete: 100/125/150/200/250 mm wall block; AAC floor and roof panelEN 771-4 · ASTM C1386Turkey · Egypt · UAEPallet, shrink-wrapped
Ceramic & Porcelain TileFloor tile BIa (≤0.5% water absorption); wall tile BIII; large-format porcelain slab up to 1200×2400 mmEN 14411 · ISO 10545Turkey · Spain · China · ItalyBox on pallet
WaterproofingAPP/SBS torch-on bitumen membrane 3–5 mm; self-adhesive bitumen membrane; polyurethane liquid; cementitious crystallineEN 13707 · EN 13969Turkey · Italy · GermanyRoll (membrane) · Drum/pail (liquid)
Bitumen & AsphaltPenetration bitumen 40/60, 60/70, 80/100; PMB SBS-modified; cutback RC-70/MC-250; cationic emulsionEN 12591 · ASTM D946Turkey · Iran · IraqBulk tanker · Drum
Pipes & FittingsHDPE PE100 pipe DN 20–1200 (water, gas, drainage); PPR PN20 hot water; PVC-U drainage; GRP pipe for industrialEN 12201 · ISO 4427Turkey · Saudi Arabia · GermanyStraight length 6/12 m · Coil (small dia.)
Formwork SystemsFilm-faced plywood 12/15/18/21 mm; aluminium formwork panels; steel framed panel formwork systemsEN 13986China · Finland · TurkeyPallet
Fencing & SecurityWelded wire mesh panel; chain-link fencing; 358 anti-climb security mesh; hot-dip galvanised or PVC-coatedEN 10223-7Turkey · ChinaPanel / Roll
Why Atabaş Group

Project procurement — with commercial discipline

01
Multi-Category — Not a Niche Supplier

Structural steel, cement, sandwich panels, waterproofing, ceramic tile, HDPE pipe, AAC block — Atabaş Group trades all of these as principal in its own right, not assembled on a per-project broker basis. The breadth is real, not presented to win a tender and subcontracted out. This means multi-category supply works commercially — not just on paper.

02
Turkish Origin Access — The Construction Materials Advantage

Turkey is one of the world's top five construction materials exporters: rebar, wire rod, structural steel, cement, ceramic tile, AAC block, sandwich panels and marble are all produced at globally competitive cost in Turkey. Atabaş Group's Istanbul base provides direct access to Turkish mill and production runs with short lead times and competitive logistics for Mediterranean, MENA and African destinations.

03
Third-Party Inspection at Origin — Mandatory

Every structural and load-bearing material is subject to SGS / Bureau Veritas / Intertek inspection at origin before shipment release. Mill test reports, dimensional checks and strength test results are reviewed against the agreed specification. Quality problems are resolved at origin — not after the cargo arrives on site where they delay the programme and cost far more to fix.

04
Programme-Sequenced Delivery

We align shipments to the project construction programme, not to standard shipping calendars. Structural materials ship first; finishing materials follow. For projects where site storage is limited, phased delivery in smaller parcels is structured into the supply plan. This requires early programme visibility — which is why we engage at BoQ stage, not at order stage.

05
IFRS-Audited · ISO 9001 / 37001

Three consecutive clean IFRS audit opinions. ISO 9001, 14001, 37001 and 45001 certified. UN Global Compact signatory. LEI registered (984500DB9C2D71FF8846). Revenue 63.6 billion TL (2025). For government and institutional procurement with due diligence requirements, full financial and compliance documentation is available.

06
No Matter What, Keep Your Word

Since 1981, one principle: no matter what, keep your word. In project procurement, that means the cargo that was confirmed ships when it was confirmed to ship, and arrives on the specification that was agreed — without needing to chase, escalate or re-inspect at destination. That is what a professional supply partner looks like.

Frequently Asked Questions

Common questions from project procurement teams

What is the minimum project size for Atabaş Group's construction procurement service?

As a practical threshold, construction material packages below USD 500,000 total value are better served by single-category suppliers who specialise in individual product lines. Above that level, the coordination value of a multi-category supply arrangement begins to outweigh the management overhead of a consolidated contract. For government infrastructure programmes, housing schemes and industrial facilities above USD 2 million, Atabaş Group assigns a dedicated project procurement manager and provides full programme management reporting. There is no formal upper limit — large infrastructure programmes in the USD 10–50 million material range are within scope. Contact us with your project summary and Bill of Quantities for an initial assessment.

How does Atabaş Group handle material specifications — can you source to local standards?

Yes. Most construction markets operate on a combination of international standards (EN, ASTM, BS, ISO) and local/national standards that either adopt or modify these international frameworks. At BoQ review stage, Atabaş Group maps each specified material to its applicable standard — including local certification, approval or marking requirements. For EU destination projects, CE marking and Declaration of Performance (DoP) under the Construction Products Regulation (CPR) are verified. For Gulf (GCC) projects, GSO (Gulf Standards Organisation) harmonised standards are referenced. For projects in Africa and Asia, SABS, KEBS, NIS, BIS or other relevant national standard compliance is assessed and documented. Where a buyer specifies a proprietary system (a specific brand of waterproofing, insulation or tile), we either source that brand or propose an approved equivalent with equivalent performance data for the engineer's review.

What delivery terms are available for construction project cargo?

Atabaş Group can supply on FOB (buyer arranges freight), CFR or CIF (Atabaş arranges freight, buyer receives at destination port), DAP (Atabaş delivers to a named destination — port, warehouse or project site) and DDP (Atabaş clears customs and delivers to site). For large projects in markets where port congestion, customs delays or inland logistics are unpredictable, DAP or DDP terms transfer logistics risk to Atabaş Group, who manages the full supply chain. Many project buyers in Africa and the Middle East prefer CIF or DAP to maintain control of the final inland leg. The appropriate Incoterms basis is agreed at BoQ stage and specified in the Supply Agreement. All terms are Incoterms 2020.

What documentation package accompanies a construction material shipment?

Standard documentation for a construction material cargo: Commercial Invoice (per cargo, itemised by product and unit); Bill of Lading or Airway Bill (document of title); Certificate of Origin (chamber-endorsed, for customs preference where applicable); Mill Test Report / EN 10204 3.1 Certificate (for structural steel — chemical composition, mechanical test results, heat number traceability); EN 197-1 Conformity Certificate or equivalent (for cement); SGS / BV Inspection Certificate (quantity and quality); Packing List. For CE-marked products (CPR): Declaration of Performance and CE mark documentation. For products requiring customs import permits or standards authority approval at destination, we assist in preparing the pre-import documentation package. All documents are provided in PDF with physical originals where required by the destination port or customs authority.

Can Atabaş Group supply materials for projects in sanctioned or restricted markets?

Atabaş Group applies full OFAC, EU and UN sanctions screening to all transactions, counterparties, end-use destinations and vessel nominations before any supply commitment is made. We do not supply to sanctioned entities, blacklisted projects or restricted end-uses regardless of commercial opportunity. For projects in countries subject to partial or sector-specific sanctions, we conduct a detailed transaction-specific compliance review before engaging. Our ISO 37001 (anti-bribery management) certification and clean compliance record are material to our reputation — we will not compromise either for a single transaction. Buyers should disclose the project country, owner and end-use at the initial inquiry stage so compliance review can be completed before commercial terms are discussed.

Fraud Warning: All official Atabaş Group project inquiries and commercial correspondence are conducted exclusively through atabas.com.tr/contact-us and verified @atabas.com.tr email addresses. Any party requesting advance fee payment, SBLC issuance or bank guarantee as a condition of receiving a supply offer purportedly from Atabaş Group is not authorised. Verify all counterparty details directly before entering any transaction.

Send us your Bill of Quantities

Structural Steel · Cement · Sandwich Panel · Roofing · AAC Block · Ceramic Tile · Waterproofing · HDPE Pipe · Bitumen · Formwork — Single supply framework for your full project BoQ.

“Credibility, in international trade, is the only asset that compounds.”

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