+ 49 (0) 2206 95 900


Opening Hours

Mon - Sat: 7AM - 8PM

Since 1986, we have been taking care of our customers' needs as a family-run engineering office, finding the right solutions for every problem and offering customised services.

engineering language

Numbers do not lie

Our current figures provide a quick overview



happy customers



Expert opinion in 2021

Brief expert opinion

Our know-how

Subject areas

Authentication expertise

Vintage car appraisal

REnn and sports cars appraisal + evaluation

History research

Certification of originality (examination)

Repair support + advice

Restoration support + advice

Judicial activity

Dipl.-Ing. Klaus Kukuk is the first (since 2011) publicly appointed and sworn expert for classic cars in Germany by the Cologne Chamber of Industry and Commerce.

Technical investigations

Vintage car damage appraisal

Engine and gearbox appraisals

Motor vehicle damage assessment

Motor vehicle appraisal

Motorbike value/ damage appraisal

Trike damage/value appraisal

Truck/motorhome/caravan damage appraisals

Special vehicles/tractors damage and value appraisals

01. strategic


02. Professionel




04. insured


03. competent



Kukuk team

Dipl.-Ing. Klaus Kukuk

Germany's first publicly appointed and sworn expert for classic cars from the Cologne Chamber of Industry and Commerce (IHK) 

Vehicle engineer Laura Kukuk

Classic car specialist with a focus on authentication and originality investigation.




Memminger Feine Cabrios - 1302-Cabrio expert opinion

We have never had such a detailed and well-prepared appraisal in our hands and will show this to our prospective buyers and customers. As a thank you and appreciation, we will send you documentation on the Beetle. You can be sure that we will recommend you to others.


Marcus Görig - RM Sotheby's

A really great expert opinion. I like the comparison pictures. Really strong!


K. Meier - 300 SL expert opinion

And many thanks again for the perfect SL 300 appraisals


Anja Kliese

The absolutely highest quality classic car appraisal I have ever seen came from you! Very detailed and informative.


Hans-Jörg Brockmann

I am enthusiastic about your work. It is nice to see that there are still people who enjoy their work.


Holger Badstuber - Valuation

Thank you very much.
Great work !!!

Christmas Tour 2021 / 22

Easter Tour 2021

Christmas Tour 2020 / 21

1992 - with Cottine Desgouttes from 1910

1992 - with Cottine Desgouttes from 1910

1988 - Citroen from 1923

1988 - Citroen from 1923


1990 - MG TD from 1952

Harley sidecar - 1st Christmas Tour 1984

1990 - Morgan from 1989

Diploma thesis Klaus Kukuk

Diploma thesis Klaus Kukuk

Topolino team photo


Kaldauer height 11-13

51491 Overath, Germany

+49 (0) 2206 95 900