No. OFMP is not API and does not certify, audit or endorse suppliers. Supplier profiles organize API certificate records that the source marks Active; confirm the certificate number, product scope and current status on the API Composite List before purchasing.

How do I check a supplier's API certificate?

Search the API Composite List by certificate number or company name and check that the status, facility address and product scope match the quotation. Read the guide

How do I contact a supplier?

Open a supplier profile. Active members can view the contact details a supplier has provided.

Standard and product names come from the API Composite List search snapshot (2026-10-10). Family groupings and Chinese reading aids are OFMP editorial additions, not official API classifications or translations. OFMP is not affiliated with API.

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Subsea wellhead, tree & flexible pipe suppliers

Standards and suppliers

Subsea Wellhead and Christmas Tree Equipment

Unbonded Flexible Pipe

Bonded Flexible Pipe

Ancillary Equipment for Flexible Pipes and Subsea Umbilicals

Product categories

Choke

Underwater Safety Valve

Valves, Valve Block

Actuator/Operator

Casing Hanger

Casing Hanger Lockdown Bushing

Casing Hanger Tieback Tool

Tubing Hanger

Wellhead Housing – High Pressure

Conductor Housing – Low Pressure

Tree and/or Tubing Head Connector

Tubing Hanger Plug/Crown Plug

Annulus Seal Assembly

Tree Cap

Ring Joint Gasket

Unbonded Flexible Pipe

Bonded Flexible Pipe

Bend Stiffeners

Bend Restrictors

Buoyancy and Ballast Modules

Subsea Buoys

Tethers

Clamps (Subsea Buoy, Tether, Piggy-back, Repair)

Frequently asked questions