Dettmer Asset Holding GmbH

What Dettmer Asset Holding GmbH does

Schiffahrts-Kontor DETRA GmbH & Co. KG, the operating entity of Dettmer Asset Holding GmbH, is a Bremen-based maritime shipping agency founded in 1966, operating as part of the Dettmer Group. The company delivers three interconnected service lines to enterprise shipping companies and cargo owners: (1) Agentur — 24/7 ship agency for port calls; (2) Befrachtung — worldwide chartering brokerage for bulk, general, and project cargo (including a demonstrated 12,000-tonne steel project cargo capability); and (3) Klarierung & Reedereivertretung — ship clearance and ongoing representation of named shipping lines at German North Sea ports. Service delivery is concentrated at the Weser ports (from Bremen headquarters at Stavendamm 22) and the Elbe ports (from a Hamburg branch at Große Elbstraße 47), providing comprehensive coverage of Germany's two principal North Sea maritime regions.

The business is organized around a small, senior team (approximately seven named professionals, with headcount reported at 10) led by Managing Director Michael Strudthoff (appointed April 2023, with the company since the 1990s) and Business Development lead Ann-Christine Dettmer. Revenue is generated primarily through fee-based professional services charged per port call or under retainer for shipping line representation, with supplementary transaction-based commissions on concluded charter agreements. The company uses proprietary internal programs and tools (developed by team member Marc Pagel) for workflow and quality optimization, but has no disclosed APIs, applications, or technology platform — its differentiation rests on relationship depth, 24/7 operational availability, and multi-port coverage rather than technology.

The company appears family-affiliated through the Dettmer name and operates as a private German GmbH & Co. KG with no external funding, M&A activity, or public-market signaling in the available record. There is no disclosed revenue figure, no patents or certifications, no app or digital product surface, and no AI capability disclosure; the company is essentially a relationship-driven professional services firm in a niche industrial vertical.

Name

Dettmer Asset Holding GmbH

Legal name

Schiffahrts-Kontor DETRA GmbH & Co. KG

Website

https://detra-hamburg.de

Company type

Private

Founded year

1966

Operating status

Operating

Headcount range

1–10 employees

Short description

Schiffahrts-Kontor Detra is a Bremen-based maritime shipping agency founded in 1966, providing 24/7 ship agency, chartering brokerage, and shipping line representation at Germany's Weser and Elbe ports for enterprise shipping companies and cargo owners.

Ownership category

akta.pro rank

Product category

Maritime Shipping Agency Services

NAICS

Support Activities for Water Transportation (4883), Freight Transportation Arrangement (488510)

SIC

Arrangement Of Transportation Of Freight & Cargo (4731)

akta.pro primary industry

Port Call Clearance & Documentation (Arrival/Departure, Customs/Immigration/Health) (TLAHAJAA)

Keywords

• Ship agency services
• Maritime chartering brokerage
• Port clearance services
• Shipping line representation
• Maritime freight services

Headquarters

HQ city

Bremen

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales

Revenue model

1. Ship Clearance and Agency Services (Klarierung): Fee-based services for clearing and representing seagoing vessels at German North Sea ports, charged per port call or on a retainer basis.
2. Worldwide Chartering Brokerage (Befrachtung): Brokerage services matching cargo owners with appropriate vessel tonnage for bulk cargo, general cargo, and project cargo worldwide. Revenue likely generated through commissions on concluded charter agreements.
3. Shipping Company Representation (Reedereivertretung): Ongoing representation of named shipping companies at Weser and Elbe ports, providing a recurring client relationship and service revenue stream.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Schiffahrts-Kontor Detra provides maritime shipping agency services from Bremen and Hamburg, including 24/7 ship clearance (Klarierung) for seagoing vessels at all Weser and Elbe ports, representation of established shipping lines (Reedereivertretung), and worldwide chartering brokerage (Befrachtung) for bulk cargo, general cargo, and project cargo.

Product overview

Schiffahrts-Kontor Detra operates as a maritime shipping agency and chartering company offering three interconnected core services: Agentur (ship agency), Befrachtung (chartering/freight), and Klarierung & Reedereivertretung (ship clearance and shipping line representation). Founded in 1966, the company provides comprehensive support for maritime operations including 24/7 port call management, worldwide freight services for bulk, general, and project cargo, and ship clearance at Weser and Elbe ports.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• 12,000 tonnes of steel loaded in a single project cargo operation

Named customers1 record

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• Dettmer Group (Dettmer Group Member)coreOthersDetra operates as a member of the Dettmer Group (Dettmer Asset Holding GmbH), a maritime and logistics holding company. The logo and branding clearly identify this parent-subsidiary relationship. This affiliation provides institutional backing and potentially cross-referrals within the group.

Scale indicators4 records

Recent moves5 records

Expansion highlights2 records

Direct peers

• Carl Büttner & Co. (Büttner Group): Bremen-based ship agent and logistics company providing port agency, chartering, and stevedoring services at Weser ports. Directly competes with Detra for the same Reedereivertretung contracts in Bremen.
• Beckmar Beckmann & Marohn KG: Lübeck-based ship agent and charterer serving German Baltic and North Sea ports. Comparable mid-sized German ship agency competing for the same enterprise shipping line clients.
• Peter W. Lampke GmbH & Co. KG: Established German ship agent headquartered in Hamburg with a long history of vessel clearance, agency, and husbandry services. A direct peer in the Klarierung/Reedereivertretung space.
• DSF Intec GmbH: German maritime service provider focused on port call operations, ship clearance, and vessel services at German North Sea ports. Comparable mid-market peer to Detra's Klarierung operations.
• Harper Petersen & Co. (HPC): Long-established Hamburg-based ship agent and chartering broker offering port agency, clearance, and chartering services across German ports. Directly competes with Detra in the same Elbe/Weser geography for Reedereivertretung and Klarierung contracts.
• Gebrüder Specht GbR: Independent Hamburg ship agent offering port call services and chartering brokerage. Comparable in size and service mix to Detra, with similar mid-market positioning.
• E.H. Hartmann & Co. KG: Hamburg-headquartered ship agent providing vessel agency, clearance, and husbandry services to shipping lines calling at German North Sea ports. Closest like-for-like competitor to Detra's Agentur and Klarierung offerings.

Broad incumbents

• Kuehne + Nagel International AG: One of the world's largest freight forwarders, providing ocean, air, and contract logistics including port-call-related services. Broad incumbent that competes with Detra on chartering brokerage for large cargo owners.
• Wincanton (formerly XPO Logistics Europe) / Maersk Logistics & Services: Global integrated logistics majors that offer end-to-end ocean freight plus port agency services at scale. Represents the broader incumbent threat that Detra's niche, relationship-driven positioning partially insulates against but cannot match in scale.

Regional players

• J. Arnold & Co. (HPC Hamburg subgroup): Historic Hamburg ship agent, part of the Harper Petersen network, focused on German North Sea port agency and clearance. Regional peer sharing the same Hamburg/Weser service territory as Detra.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/dettmer-asset-holding-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Dettmer Asset Holding GmbH