This far, and no further.
Like the load line — the oldest promise in shipping — our mark is measure made visible, and measure made accountable.
A brand emblem in the discipline of that tradition: the whole of our name in a single mark.
A number in the open, answered for — the discipline of the load line, borrowed as our emblem. Measure, made visible.
Balance is our name
SeaMetron is a synthesis of two words: the sea — the territory that bounds our work — and métron, the Greek measure that was never merely a number. To the Greeks, μέτρον meant balance, harmony, order: the due measure of things.
It is the discipline that binds a group of shipping businesses built on decades of workshops, sea attendances, surveys and the confidence of owners — and of the principals we represent, each named in every offer we make. From Piraeus, our teams attend vessels worldwide: cruise ships and ferries, tankers and bulk carriers, yachts and special-purpose tonnage — alongside owners, technical managers, yards and class, at the quay, at anchor, in dock, and underway.
The name is also a boundary: the sea and shipping are our sphere of assignment — the balanced scope within which we act, and answer.
one mark
and in yards
is opened
on request
With more than thirty years in the marine industry, our combined experience allows a fresh-thinking approach: innovative, fast and cost-effective solutions to the challenges we encounter — and accept.
Our objective is simple: to bring our full commitment and expertise to every customer, worldwide, until the desired result is reached — whatever difficulties, complications or challenges stand in the way.
Your reliable partner in shipping.
Four houses, one mark
Each house stands on its own account and answers to the same discipline — delivered by our own people and a vetted partner network of workshops, yards and specialists. Enter any door — the file follows you across all four.
Marine Technical Services
- Accommodation & outfittingConstruction and maintenance of accommodation compartments — B-15 panels, ceilings, cabins, galleys and public spaces. In the cruise industry, a trade of its own.
- Insulation & deckingFire and thermal insulation works; internal and external decking, teak decks.
- Main & auxiliary engine overhaulsComplete overhauls of two-stroke and four-stroke engines, to makers’ procedures.
- Turbochargers & engine auxiliariesOverhaul and balancing of turbochargers, pumps, coolers and governors — the machines around the machine.
- Riding teams & voyage repairsSquads mobilised to attend underway or at anchor — the work done without taking the ship out of trade.
- Boilers, heat exchangers & fabricationRetubing, pressure-part repairs and certified hot work, to class.
- HVAC systemsDesign and installation of ventilation and duct systems; supply and installation of HVAC equipment; repairs, maintenance and modification of existing systems; robotic cleaning of ducts. A fully equipped workshop with specialised machinery and technical staff.
- Underwater servicesDiver teams for in-water survey, hull cleaning, propeller polishing and afloat repairs.
- Surveys, dry-docking & supervisionOwner’s eyes in the yard: scope, standards and schedule held to the specification.
The attending house.
Engine-room trades attending vessels worldwide — on owners' terms and to class requirements.
Riding squads mobilised worldwide; boiler and exchanger works to class; in-situ machining and alignment; accommodation and outfitting to cruise standard. Every attendance closes with a signed report.
Contact the house →Spare Parts Trading
- Genuine OEM & maker sparesSourced through authorised channels, with the maker’s paper trail attached.
- Reconditioned exchange unitsCertified exchange components with documented workshop provenance.
- Multi-hub global sourcingStock positioned across Europe and Asia, moved on the routing that meets the ship.
- Urgent & vessel-waiting supplyDedicated expediting when the vessel is waiting — hours matter, and are counted.
- Obsolete & discontinued itemsSpecialised networks for machinery out of production; supersession traced to the maker’s own references.
- Commissioning & project packagesComplete spares kits for newbuildings and major overhauls, delivered as one package.
The sourcing house.
Genuine parts and reconditioned units moved across a multi-hub network — delivered to the berth, not to a warehouse.
Genuine and OEM channels, certified exchange units with documented provenance, multi-hub logistics timed to the berth — and a dedicated desk for obsolete and discontinued machinery. We act for our principals openly: every quotation names the principal and the capacity in which we act.
Contact the house →Yachting
- Refit & project managementYard periods run to specification — planning, supervision and milestone reporting.
- Paint, coatings & fairingFairing and topcoat programmes — specification, survey and application oversight.
- Interior joinery & finish worksCarpentry and refurbishment held to yacht standard for finish and schedule.
- Engineering & machineryPropulsion, generators and hotel systems — overhauled and supported in service.
- Stabilisers, hydraulics & deck equipmentStabilisers, davits, passerelles and tender systems — serviced and certified.
- Electrical, AV & navigationPower, bridge and entertainment systems — integrated, upgraded, documented.
The refit house.
The same workshop discipline, applied at yacht standard: finish, schedule and discretion.
Yard periods run to specification: paint and fairing oversight, interior finish works, machinery overhauls, class and flag compliance — with owner representation that answers to the owner alone.
Contact the house →Consulting & Performance
- Naval architecture & technical studiesDesign appraisal and technical counsel from decades of practice.
- Newbuilding specification & supervisionThe owner’s technical voice from specification through delivery.
- Calculations, FEA & CFDStrength, stability and flow — computed, checked and reported to class.
- Class & yard scope drawingsDrawings and scopes prepared for class approval and yard execution.
- Engine & hull performance monitoringConsumption, power and fouling read continuously — the measured house’s own instrument.
- Sale & purchase technical advisoryCondition, consumption and worth — assessed before the money moves.
The measured house.
A naval architect's judgement, grounded in measurement: what a vessel is, what she consumes, what she is worth.
A naval architect's judgement in writing: calculations, FEA and CFD, class and yard scope drawings, newbuilding supervision from specification to delivery, and sale-and-purchase advisory grounded in condition.
Contact the house →The layer beneath the fleet
A service of its own, introduced by SeaMetron and delivered with an independent technology principal: an integrated analytics architecture across twelve domains where a vessel’s own data is aggregated, verified and modelled into something an owner can act on. It runs on your servers, reads your own record, and answers to you alone — it has no commercial tie to the principals we represent in trading. Our engineers interpret the data; every decision is approved and signed by the responsible person in your company. Accountability remains human. Every domain is available on request — computed with AI from the vessel’s own record, interpreted by experienced chief engineers, masters and specialists.
Fuel is the largest single operating cost — still bought on trust, burned on habit, and argued from noon reports.
Carbon is now cash: ETS invoices, FuelEU balances, and deadlines that close the year whether you are ready or not.
Machinery fails on its own schedule, not the PMS's — and the cost lands unbudgeted, in the wrong port.
Inspectors, auditors and attackers all board unannounced. Readiness is proven before — or paid for after.
Claims answered late and parts bought blind — margin leaking quietly at both ends of the voyage.
One question,
taken to the bottom.
A sounding measures depth before a course is set. Ours is an advisory note on a single question an owner is carrying — researched, weighed, and returned as a written recommendation with the reasoning attached and the decision left where it belongs.
Intelligence watches each domain. A Sounding starts from your question and reads across all of them. Every operator sees his own system; a fleet runs as one process that changes every day. Our agents correlate what no single desk sees, recomputed daily from months of multi-domain data, and return the probabilities and risks with the reasoning attached, for your approval.
Every note is entered in the Ledger of Decisions, so a year later you can see not only what was advised, but what it was worth. Each quarter you receive one page: what was advised, what was done, and what it was worth.
How a Sounding starts
Tell us the vessel, the port and the date. We will tell you what we can attend, what it will take, and who from this house will sign it.
185 35 Piraeus — Greece