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Office Address:
Promishlena Str., Industrial area
6000 Stara Zagora, Bulgaria


Jecos Eood provides Engineering and Drafting  services to support owner-operators and EPCs projects contractors in various industry sectors such as refineries, petrolchemicals, energy power,  pharmaceuticals, green energy.

We offer comprehensive multi-disciplinary in drafting and engineering development support services, during the following project phase:

  • Conceptual Engineering
  • Basic Engineering
  • Detail Engineering
  • Field Engineering during construction

We support the costumers in design, with preparation of 2D CAD drawings and with 3D modelling of Mechanical parts, equipment, piping, steel structures, Electrical and instruments installation, moreover preparation of detailed drawings for workshop pre-fabrication and installation. Our Engineer/draftmen are experienced in SolidWorks and Inventors

See 3D modeling presentation

Moreover, pre-bid engineering support, procurement support, construction support (related to detail engineering) and As-Built engineering.

Jecos address the services to Owner operators, EPC contractors, fabricators, construction contractors, package vendors, process licensors, engineering development companies and industrial firms.

Design development and/or consolidation of Engineering, require measures aimed to the achievement of the project as preparation and checks of documentation:

  • Design Criteria review
  • Definition of consumption support
  • Specification / Technical Data sheet of Process and Utility Equipment
  • Preparation of Material Requisition and work instruction
  • General plant Lay-outs
  • Process equipment and Utilities / storage Layouts
  • Electrical equipment / Power distribution Layouts
  • P&ID (Process and Instr. Diagram) for fluids.
  • Piping and HVAC Ducts Lay-out.
  • Piping specification and Isometrics
  • Project list preparation: Equipment list, Instrument list, Cable List, Fluids list , TIE-IN List, Cable List,…

Jecos in synergy and in coordination with his partners, covers the complete spectrum of the following disciplines:

  • Piping
  • Mechanical
  • Steel Structures
  • Electrical
  • Instrumentation
  • Process

providing timely and quality detail engineering and drafting services with exhaustive domain knowledge.

As-Built Engineering

Jecos has experience with as-build projects, updating engineering records to match conditions in the field. Our staff is skilled in traditional techniques such as manual survey and redlining.

Jecos’s As-built engineering update services include:

Site survey and red lining

Jecos has extensive experience in manual site survey of existing plants. Our staff collects existing drawings and use them as a reference to measure as-built dimensions for P&IDS, equipment, piping, structure, civil, electrical, instrumentation, and other miscellaneous items in the plant. We then submit red-line mark-ups to professionals in charge of plant operations in their respective disciplines for final approval.

Updating Drawings as per Red line Mark-ups

Jecos’s engineering support team has vast experience in updating drawings in accordance with red-line markups received from our clients. We also offer this service as part of a comprehensive solution after Jecos’s personnel have completed a site survey.

P&ID’s update and drafting

Jecos has experience in update and draft P&IDs from sources such as paper records, images, and scanned PDFs. Jecos can offer complete solutions including project setup, customization, administration, troubleshooting, P&ID drafting, database consistency checks, reports (line list, equipment list, valve list, instrument list, specialty item lists, etc.) customization, report generation, and project handover.

Plant “Labeling / Marking”

Jecos can offer complete service for Plant Labeling. Consisting in identification plant components ID nr or Tag nr. through P&IDs, engineering documentation check, to prepare, in according to the client and project standards, the identification labels for equipments, instruments, pipe lines, valves,… including the installation activities.