| I/S ERIK B. KROMANN IV, MARSTAL ANNE BOYE CVR 11232299 | OtherStakeholder | 1985 – 1998 | — | Aktiv |
| I/S ERIK B. KROMANN III, MARSTAL M/S "BIRTHE BOYE" CVR 11271146 | OtherStakeholder | 1983 – 1998 | — | Aktiv |
| MARSTAL DOK A/S CVR 13424039 | BoardChairman | 1989 – 2005 | — | Opløst |
| PARTREDERIET JUULSGAARD CVR 13693706 | OtherStakeholder | 1989 – 2000 | — | Aktiv |
| SØASSURANCEFORENINGEN 'ÆRØ' (GENSIDIG) CVR 18578514 | BoardBoard of Directors | 2010 – 2011 | — | Opløst |
| REDERIET BARBARA A/S CVR 25050991 | BoardChairman | 2000 – 2014 | — | Opløst |
| ÆRØFÆRGERNE A/S CVR 26098718 | OtherUnofficial title | 2002 – 2006 | — | Opløst |
| A/S "ERIK BOYE" CVR 26846757 | BoardChairman | 2002 – 2007 | — | Opløst |
| I/S Erik B. Kromann IX, Marstal CVR 27797512 | OtherStakeholder | 2004 – 2014 | — | Aktiv |
| Fa Herman C Boye&Co Marstal I/S CVR 27797628 | OtherStakeholder | 2004 – 2014 | — | Aktiv |
| Partrederiet"Lone Boye" CVR 27797652 | OtherStakeholder | 2004 – 2012 | — | Aktiv |
| I/S Erik B Kromann VIII, Marstal CVR 28016514 | OtherStakeholder | 2004 – 2014 | — | Aktiv |
| I/S Erik B Kromann IV, Marstal CVR 28016573 | OtherStakeholder | 2004 – 2012 | — | Aktiv |
| REDERIET ERIK B. KROMANN ApS CVR 28848072 | OtherFounder | 2005 – 2015 | — | Opløst |
| REDERIET VEGA A/S CVR 30236459 | BoardChairman | 2007 – 2013 | — | Opløst |
| E.B.K. HOLDING 2007 ApS CVR 30558626 | OtherFounder | 2007 – 2011 | — | Opløst |
| H.C. BOYE CHARTERING ApS CVR 30560450 | BoardBoard of Directors | 2007 – 2011 | — | Opløst |
| EBK CAPITAL ApS CVR 33070195 | BoardBoard of Directors | 2010 – 2013 | — | Opløst |
| KOMPLEMENTARSELSKABET MERKUR ApS CVR 33070608 | ManagementManagement | 2013 – 2013 | — | Opløst |
| K/S MERKUR CVR 33075367 | BoardChairman | 2010 – 2013 | — | Aktiv |
| REDERIET FREM ApS CVR 35050736 | OtherFounder | 2013 – 2017 | — | Opløst |
| SØASSURANCEN DANMARK A/S CVR 34209448 | BoardBoard of Directors | 2012 – 2013 | — | Aktiv |
| Iværksætterselskabet af 19. juni, 2016 CVR 37804002 | BoardBoard of Directors | 2016 – 2016 | — | Opløst |
| Marstal Navigationsskole CVR 25849922 | BoardBoard of Directors | 2017 – 2024 | — | Aktiv |
| ÆrøXpressen A/S CVR 38240641 | BoardBoard of Directors | 2020 – 2023 | — | Aktiv |
| I/S REDERIET ERIK B KROMANN CVR 55834415 | OtherStakeholder | 2005 – 2014 | — | Aktiv |
| ASX 3018 ApS CVR 70391511 | BoardBoard of Directors | 1982 – 1988 | — | Opløst |