FEED Studies

Front End Engineering Design that turns constraints into clear, buildable solutions—fast, auditable, and aligned to cost, schedule, and safety.

From problem to proof—concepts that prioritise your constraints

We take your problem statement or well defined design constraints and develop viable concepts that respect what matters most to you: cost, lead time (manufacture and install), code compliance, safety, operability, and risk. Our FEED process moves through quality gated reviews, from high-level concept to detailed design (if required), to de-risk downstream engineering and accelerate approvals, ensuring the optimum solution is achieved through client collaboration.

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What we deliver

Front End Engineering Design: concepts that prioritise cost, lead time, code compliance, and safety. Quality gated reviews from concept to detailed design.

Basis of Design (BoD)

Basis of Design (BoD)

Scope, functional requirements, duty cycles, and design envelopes.

Options & trade off matrix

Options & trade off matrix

Comparative scoring against cost, lead time, risk, compliance, and constructability.

Concept layouts & interfaces

Concept layouts & interfaces

Deck arrangements, load paths, utilities, access/maintenance, and tieins.

Preliminary calculations

Preliminary calculations

Sizing, loadcases, structural checks, lifting/handling constraints, and envelope validation.

HSE & assurance

HSE & assurance

HAZID/HAZOP outlines, FMECA registers, and preliminary RAMS requirements.

Focussed on delivery

Subco delivers high-quality engineering work, on demand. We help companies deliver critical packages of work—without the delays, overhead, or commitment of hiring. Whether it’s a capacity or capability gap, we provide defined, fixed-price solutions that keep projects moving.

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How we deliver

  1. 1

    Qualitygated FEED

    Gate 0 Concept → Gate 1 Select → Gate 2 Define → Gate 3 Detailed Design (optional), each with clear exit criteria.

  2. 2

    Fixedprice workpacks

    Scoped deliverables, review cycles, and acceptance criteria—ready for class/owner review.

  3. 3

    Practical recommendations

    Buildable details, earlyorder lists, and installation notes that shorten delivery.

  4. 4

    Compliance built in

    Documentation aligned to applicable codes and site procedures (e.g., lifting regulations, machinery/pressure codes, class rules).

  5. 5

    ISOaligned processes

    ISO 9001 quality and ISO 27001 information security; our client portal provides full visibility from scope to delivery.

  6. 6

    Speed without shortcuts

    Rapid concept cycles, transparent assumptions, peer review, and signoff so projects keep moving.

Our trusted partners

PortOfTyne
IntegrityISS
EnshoreSubsea
Subsea Energy Solutions
NHS
Siemens Energy

Services by industry

Discover more flexible, fixed-price engineering support in your industry.

FAQs

What does a FEED study from Subco include?

At what stage should I engage Subco for a FEED study?

Can a FEED study be delivered as a fixed-price package?

Speak to our experts

We'll help you define the problem, assess your needs, and connect you with the right engineering expertise — giving you clarity and confidence to move ahead.