| A & S DK | Lifting Equipment, Transport equipment | Wind Energy |
| A/S LØGSTRUP-STEEL | Switchboards, Consoles | Marine |
| A/S Oilpower Hydraulics | Hydraulic systems and motors | Marine |
| A2SEA A/S | Offshore Wind Turbines | Wind Energy |
| AB Inventech A/S | Automation solutions | Wind Energy |
| AB Inventech A/S | Automation solutions | Offshore Energy |
| ABB A/S | High-performance vessels | Marine |
| ABB A/S | High-performance vessels | Offshore Energy |
| ABCON ApS | Fuel and lubricating oil additives | Marine |
| aCon A/S | Postal self-service terminals | Postal & Logistics |
| ADVODAN | | Basis |
| Advokatpartnerselskabet | | Basis |
| AGLsign ApS | Airfield Guidance Technology | Airport |
| Agrometer A/S | Bilge pumps, sludge pumps | Marine |
| AIRPO Products ApS | Power Cables | Airport |
| Air-Tech A/S | Coating equipment | Wind Energy |
| Aktieselskabet BG Service Cent | Light signaling systems, Wiper systems | Railway |
| Aktieselskabet Carl Christense | | Marine |
| Alfa Laval Copenhagen A/S | Fresh water generators | Marine |
| Alfa Laval Tank Equipment AS | Tank cleaning machines | Marine |
| Alfa Laval Tank Equipment AS | Tank cleaning machines | Offshore Energy |
| Alfa Laval Aalborg A/S | Steam boilers, heat exchangers | Marine |
| Alfred Priess A/S | Electrical substations, aerial towers | Airport |
| ALUFLAM A/S | Door, window, fixed panel | Marine |
| Aluwind | Platforms, shielding, doors etc. | Wind Energy |
| Aluwind Guangdong Windpower Co. Ltd | Platforms, shielding, doors etc. | Wind China |
| AMETEK Calibration Instruments | Calibrators and sensors | Marine |
| API Marine ApS | Automation systems | Marine |
| APRO Wind A/S | | Wind Energy |
| AQSEP A/S | Desalination Systems, Water Purification, drinking water | Water Technology |
| AREPA Firenew | Repair of technical equipment | Wind Energy |
| AREPA Firenew | Repair of technical equipment | Offshore Energy |
| Arvid Nilsson A/S | Special bolts/studs/nuts | Offshore Energy |
| AS Solution A/S | | Marine |
| AS:SCAN | Hydraulics, Winches, Nethaulers | Offshore Energy |
| Atlantic Shipping A/S | Valuation of vessels | Fishing Equipment |
| Atlas Copco | Air, gas and process compressors | Marine |
| Atlas Incinerators A/S | Oil Sludge incineration | Marine |
| Atlas Incinerators A/S | Oil Sludge incineration | Marine China |
| AVANTI WIND SYSTEMS A/S | Service lift, fall protection | Wind Energy |
| AVK Holding A/S | Water, valve, production | Marine |
| AVK Holding A/S | Water, valve, production | Mining & Quarry |
| AVK International A/S | Water, valve, production | Water Technology |
| Axa Power ApS | Solid-state Ground Power Units | Airport |
| Axion Technologies A/S | Communication Systems, etc. | Railway |
| B&R Industriautomatisering A/S | | Wind Energy |
| BAC Corrosion Control ApS | Anodes for cathodic protection | Marine |
| BAC Corrosion Control ApS | Sacrificial anodes | Wind Energy |
| Bach Composite Industry a/s | Composite components | Wind Energy |
| Bach Composite Industry a/s | Composite components | Wind China |
| Bachmann Electronic Denmark | Support and development | Wind Energy |
| Balluff ApS | Inductive sensors | Wind Energy |
| Balslev Rådgivende Ingeniører A/S | Electrical engineering | Airport |
| Balslev Rådgivende Ingeniører A/S | Electrical engineering | Wind Energy |
| Baltic Development Forum | | Basis |
| BaltShip (China) Ltd. | Project shipping | Wind China |
| BaltShip A/S | Project shipping | Wind Energy |
| BC lift A/S | Stairlifts | Airport |
| BE-CableCon A/S | Cable confectioning | Wind Energy |
| Beck Pack Systems A/S | Block liners, freezing frames | Fishing Equipment |
| BEK Hjælpemidler A/S | | Basis |
| Berg & Larsen A/S | | Marine |
| BILWINCO A/S | Filling and packaging systems | Basis |
| Bio-Aqua AS | Wastewater, flotation, ozone | Water Technology |
| BioTech Innovation ApS | | Water Technology |
| Bjørn Nielsen Rehab og Hospitalsartikler A/S | | Basis |
| Blue Water China | Worldwide shipping | Marine China |
| Blue Water Shipping A/S | Worldwide shipping | Marine |
| Blue Water Shipping A/S | Worldwide shipping | Cruise & Ferry |
| Blue Water Shipping A/S | Project transportation | Wind Energy |
| Blue Water Shipping A/S | Project transportation | Wind China |
| BLÜCHER | Machinery piping and fittings, Drains | Marine |
| BLÜCHER | Machinery piping and fittings, Drains | Offshore Energy |
| Brdr. Markussens Metalvarefabr | Trawlblocks, Hooks, Chains | Fishing Equipment |
| Broen Armatur A/S | | Basis |
| Brüel & Kjaer Sound & Vibration A/S | Service Solutions and Web Applications
| Airport |
| Brüel & Kjaer Sound & Vibration A/S | Service Solutions and Web Applications
| Mining & Quarry |
| Brüel & Kjaer Vibro A/S | Vibration monitoring | Wind Energy |
| BSI A/S | Wire equipment, hatches, etc. | Wind Energy |
| BSI A/S | Wire equipment, hatches, etc. | Wind China |
