- Detlef KORNETT- Born May 1963 - First Floor, Northburgh House 10 Northburgh Street, London, United Kingdom, EC1V 0AT 
- DETLEF UNKELBACH- Born January 1942 - WILHELMSHAVENER STR. 60, BERLIN, GERMANY, 10551 
- DETLEF KORNETT- Born May 1963 - 58 POTSDAMER STRASSE, BERLIN 10785, GERMANY 
- DETLEF LORENZ- Born October 1944 - BURMA COTTAGE 32 DEWAR STREET, DOLLAR, CLACKMANNANSHIRE, SCOTLAND, FK14 7ER 
- DETLEF FRIEDRICH- C/O CAMILO PASOL, ALCOY, CEBU, PHILIPPINES, 6023 
- DETLEF BECKER- Born January 1960 - PHILIPPINENSTR. 12, SAARBRUKEN, 66119, GERMANY 
- DETLEF SCHWITTERS- AMC GERMANY GMBH KOENIGSTRASSE 39, D-26180, RASTEDE, GERMANY 
- DETLEF TREUSCH- Born August 1948 - 21 CERNE ABBAS, 46 THE AVENUE BRANKSOME PARK, POOLE, DORSET, BH13 6HE 
- DETLEF SCHMITZ- Born September 1963 - ANTWERPENERSTR. 39, 50672, KOELN, GERMANY 
- DETLEF TRAWERT- Born May 1959 - RAIFFEISENSTR. 22, 85296, ROHRBACH/ILM, GERMANY 
- DETLEF NACHREINER- Born December 1966 - ROSSMAESSLER STR. 8, 01139, DRESDEN, GERMANY 
- DETLEF RUHRIG- Born July 1973 - VILLSTR. 9A, LINNICH, GERMANY, 52441 
- DETLEF GERDES- Born March 1961 - KROETENLEITE 18, 96472 ROEDENTAL, GERMANY 
- DETLEF NIELSEN- Born March 1952 - 20 WATERFALL CRESCENT, BEWBUSH, CRAWLEY, WEST SUSSEX, ENGLAND, RH11 8WA 
- DETLEF KORNETT- Born May 1963 - 100 GRAY'S INN ROAD, FOURTH FLOOR, LONDON, ENGLAND, WC1X 8AL 
- DETLEF ORTSEIFEN- Born January 1957 - 21 EBURY STREET, LONDON, SW1W 0LD 
- DETLEF THIELGEN- Born September 1960 - 60 ALLEE DE LA RECHERCHE, BRUSSELS, BELGIUM 
- DETLEF KORNETT- 234 BARRIER POINT ROAD, LONDON, GREATER LONDON, E16 2SF 
- DUC IN ALTUM LTDDisolved- 07482492 - Dissolved on 1 November 2022 
- MAXINE HILARY CORD- Born January 1957 - PARADISE HOUSE 35 PARADISE STREET, SHEFFIELD, UNITED KINGDOM, S3 8PZ