Manufacturer and supplier of tank cleaning chemicals

A family business near Hamburg with more than 25 years in tank cleaning. We develop, produce and supply our cleaners ourselves and advise crews and cleaning stations worldwide.

CTC Chemtec plant in Dassendorf
Mixing and filling line in our production hall

Everything from one plant

Fully automated mixing, filling, packing and shrink-wrapping, with a modern warehouse right next to the production. That is how we keep quality and delivery times under control.

Location
August-Siemsen-Straße 13, 21521 Dassendorf, Germany
Experience
More than 25 years in tank cleaning
Certified
ISO 9001, ISO 14001, ISO 45001

Energy from our own roofs

Our production runs on electricity from solar panels on all hangar roofs and on geothermal heat pumps.

198 kWp
of solar panels on our roofs
Heat pumps
geothermal, for heating the plant
142 t CO₂
avoided per year, by our own calculation [calculation basis to be added]

The team

We are strong! Together!

ML

Maik Lumma

General Management

JS

Jörg Schulte

Sales & Operations

RB

Robert Jan Blom

Sales & Operations

HK

Helge Kämmle

Sales & Operations

RT

Robbert Tump

Operations

NB

Nadine Brunsen

Logistics & Accounting

MT

Melanie Tiedemann

Accounting

SR

Sven-Olaf Ruß

Manufacturing & Warehousing

KT

Kai Tiedemann

Manufacturing & Warehousing

JG

Jörg Ganiak

Manufacturing & Warehousing

Certificates and approvals

ISO certificates valid until 8 October 2027.

IMO

MARPOL / IMO

Tank cleaners approved under MEPC.1/Circ.590 · NSF · Kosher

What guides us

The customer first

Solutions tailored to each customer, kept promises and an open ear for praise and criticism.

A strong team

Teamwork, personal responsibility, training and a workplace where people from all backgrounds belong.

Safety at work

Hazards assessed, protective equipment provided and every incident used to improve.

Environmental protection

Lower emissions, efficient and renewable energy, and waste avoided or disposed of by certified partners.

Long-term thinking

An independent family business that plans for stability and continuous improvement.

Transparency

Measurable goals and honest communication about what we achieve.