Software und Anwendung für AutoCAD Plant 3D · Autodesk Authorized Training Center · Frankfurt am Main Deutsch · · +49 69 9450725-0 · vertrieb@seitz-ingenieure.de

Solutions
In your project
Project supportSpecialists for plant design and CAD – remote or on site Spec creationBlock-based parts and custom scripts – standard specs with our online tools SupportFast help with Plant 3D, P&ID, Navisworks and ReCap
As-built capture
3D laser scanningAs-built capture, point cloud and CAD model from a single source Scan estimatorScan positions, days on site, registration and data volume – with quote request
More in Frankfurt
SoftwareAutodesk products, PlantTools, EdgeWise and Firequest CAD workstationsTERRA workstations configured for Plant 3D and BIM Project Hub plant engineering6 CAD workstations with configuration and project support Workstation & joint ventureDaily and monthly seats for engineers and freelancers Rent a training roomUp to 8 CAD seats or a seminar room for up to 10 people, bookable by the day
Learning
With a trainer
Training calendarAll dates with prices – book directly here Training coursesAll Autodesk courses – content, duration, prerequisites Assess training needsRecord your AutoCAD and Plant 3D skill level – with a course recommendation Learning pathFour qualification levels, five steps to project lead
Self-paced learning
Video courses6 on-demand courses with 348 lessons – 1 year access Technical books18 manuals as PDF – from the basics to Python scripting Course manualsCourse manuals – for course participants after login Teaching & trainingFree Infobase, exercises with solutions, calculators in class – for universities, vocational schools and apprenticeships
Products
For Plant 3D
ASEING PlantConfig ProReady-made P&ID / Plant 3D project templates – company license from €2,490 ASEING PlantPlusCommand extension for Plant 3D – around 100 additional commands ASEING piping catalogs49 catalogs to DIN EN for Plant 3D – from €350
Try & order
Demo (30 min)30 minutes via Teams, free – Catalog Checker, piping spec from operating conditions and Catalog Builder on your data Download CenterVideo courses, technical books, course manuals, catalogs and templates OrderOrder video courses, technical books and course manuals – invoice by email, 12 months' access
Knowledge & Tools
Knowledge
Plant Engineering InfobaseKnowledge on standards, flow diagrams, plant identification and CAD Questions from practiceQuestions and answers on P&ID, Plant 3D, piping specs, AutoCAD, Navisworks and ReCap Work aidsQuick references, checklists and piping spec info sheet – free with a customer account Plant identificationPipe marking to DIN 2403 as a print template, KKS, AKS, RDS-PP – simulation for teaching Unit converter DN · Class · materialDN ↔ NPS, schedule ↔ wall thickness, PN ↔ Class, material ↔ ASTM
Specs & catalogs
Piping Spec CalculatorPreliminary sizing of a piping spec – free; as a Plant 3D catalog with a Catalog Checker package (0.1 credit per family)Catalog CheckerCheck and correct Plant 3D catalogs and export them as Excel for the Catalog Builder – 1 catalog free; additions 0.1 credit per family Connection AssistantCheck and extend end types and pipe connections – EndCodesConfig.xml and DefaultConnectorsConfig.xml, free Catalog from manufacturer dataManufacturer PDF, Excel or CSV → Plant 3D catalog: Catalog Builder in the Catalog Checker, 0.1 credit per family
Pipe calculations
Support Span CalculatorSupport spans for piping – free online Pipe weightPipe, contents, insulation per meter – load per support for operation and pressure test Thermal expansionEstimate length change, expansion joint pre-tension, L-/Z-/U-bends Pipe sizing & pressure dropFlow rate → nominal size, pressure drop including fittings and valves
Company
About us
HistoryFrom ACPlant 2002 to Contelos-Seitz Consulting 2024 TeamEngineers, technicians and CAD specialists CareersJobs and unsolicited applications in plant engineering
Trust
ReferencesWhat customers from plant engineering and industry say PartnersAutodesk, Contelos, auxalia, FARO, e4e and more
News & contact
News & newsletterNews, dates and newsletter C³ Hannover 2026Next C³: 8 October 2026, Heinz von Heiden Arena – our talk and registration ContactAddress, phone, email and enquiry form
Looking back
C³ Frankfurt 2026Looking back at the second C³ conference – program, videos and talks as PDF C³ Frankfurt 2025Looking back at the first C³ conference – program and talks as PDF

Home › Company › Partners

Company · Partners

Our partners

Selected technology, software and engineering partners – for coordinated solutions from a single source.

Our services Software

At a glance

Partners: 7
Areas: Software, engineering, laser scanning

Partner network

Software & sales

Contelos GmbH

Sales partner for CAD/CAM and IT solutions; joint Contelos-Seitz Consulting GmbH.

Website ›

Software

Autodesk GmbH

AutoCAD, Plant 3D, Revit, Navisworks – the basis for end-to-end design.

Software

Mann Datentechnik

CAD/PDM for mechanical engineering and Firequest for fire protection.

Software

AUXALIA GmbH

PlantTools – extensions for AutoCAD Plant 3D.

Engineering

e4e engineers GmbH

Analysis and simulation: structure, flow, heat.

Design

Seitz Architektur

Architecture and plant design coordinated early on.

Laser scanning

FARO Europe GmbH

3D metrology and laser scanning.

Contelos-Seitz Consulting

**Andreas Stünkel and Alexander Seitz** – at the Contelos-Seitz Consulting GmbH booth

Together since 2024

Contelos-Seitz Consulting GmbH is the joint company of Contelos GmbH and A. Seitz Ingenieur GmbH – for BIM, CAD consulting and Autodesk training.

contelos-seitz.de

What's in it for you

Software & licenses

Autodesk and extensions from a single source.

Software ›

Training

Booking via the training calendar on this website.

Training ›

Laser scanning

With FARO technology.

Laser scan ›

Before you go …

Don't miss any training dates, C³ invitations and news on AutoCAD Plant 3D and P&ID.

Our newsletter only arrives when there's something important – concise and with tips from practice.

Subscribe to the newsletter

C³ · 8 October 2026 · HannoverVisit us at C³ in Hannover

We'll present our new online services and the new website. Heinz von Heiden Arena · free admission.

Our contribution & registration

Continue to

History

From ACPlant in 2002 to Contelos-Seitz Consulting in 2024

More ›

Software

Autodesk products, PlantTools, EdgeWise and Firequest

More ›

References

Testimonials from customers in plant engineering and industry

More ›

Contact

Address, phone, email and enquiry form

More ›

Contact

A. Seitz Ingenieur GmbH
Eckenheimer Landstraße 427
60435 Frankfurt am Main

+49 69 9450725-0
vertrieb@seitz-ingenieure.de

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