BYGGEFIRMAET MASTRUP ApS
CVR 25053079 · Private limited company (ApS) · Active · Medium risk
BYGGEFIRMAET MASTRUP ApS is a Private limited company (ApS), founded on , based in Herlufmagle. The company is registered in the industry tømrer- og bygningssnedkeraktiviteter. Our model estimates a bankruptcy risk of 2.6% over the next 12 months, which is 1.9 times the average for Danish companies. 20 annual reports have been published, of which 3 more than six months after the end of the financial year. The latest annual report (30 Sep 2025) shows equity of DKK -360k and a net result of DKK -442k. CEO: Frank Birger Mastrup.
Bankruptcy risk for BYGGEFIRMAET MASTRUP ApS
1.9 × the average (1.41%) · higher risk than 86% of active Danish companies
Increases the risk
Reduces the risk
The factors show how often companies with the same characteristic went bankrupt compared with the average (“lift”). The risk is a statistical estimate from a model trained on 141,000+ Danish bankruptcies (AUC 0.93) – not a credit rating. Read about the method.
Company details
- CVR number
- 25053079
- Status
- Active
- Company type
- Private limited company (ApS)
- Founded
- (26 years)
- Address
- Helgesvej 19
4160 Herlufmagle - Municipality
- Næstved
- Industry
- Tømrer- og bygningssnedkeraktiviteter (433200)
Bankruptcies in the industry: Tømrer- og bygningssnedkervirksomhed - Share capital
- DKK 63k
- Employees
- 10 (2018)
- Auditor
- AccountaStatsautoriseret revisionsanpartsselskab
- Audit opted out
- Yes
Warning signs
| Annual reports filed late | 4 of 26 |
| Missing annual report | No |
| Negative equity | Yes |
| Equity ratio | -40.7% |
| Current ratio | 70% |
| Moves (last 2 years) | 0 |
| CEO changes in total | 4 |
| CEO's previous bankruptcies | 0 |
| Other companies at the address | 2 |
| Going-concern uncertainty | No |
Financials and key figures
| Financial year | 2025 | 2024 |
|---|---|---|
| Gross profit | DKK 859k | DKK 1.6m |
| Net profit | DKK -442k | DKK 58k |
| Equity | DKK -360k | DKK 83k |
| Total assets | DKK 884k | DKK 1.2m |
| Cash | DKK 138k | – |
| Short-term debt | DKK 1.2m | – |
| Avg. employees | 3 | – |
Latest annual report: Reporting class B · auditor's statement: Andre erklæringer uden sikkerhed · AccountaStatsautoriseret revisionsanpartsselskab.
Filed annual reports
| Reporting period | Published | Days after period end | |
|---|---|---|---|
| 1 Oct 2024 – 30 Sep 2025 | 183 | ||
| 1 Oct 2023 – 30 Sep 2024 | 160 | ||
| 1 Oct 2022 – 30 Sep 2023 | 186 | Late | |
| 1 Oct 2021 – 30 Sep 2022 | 194 | Late | |
| 1 Oct 2020 – 30 Sep 2021 | 175 | ||
| 1 Oct 2019 – 30 Sep 2020 | 156 | ||
| 1 Oct 2018 – 30 Sep 2019 | 140 | ||
| 1 Oct 2017 – 30 Sep 2018 | 120 | ||
| 1 Oct 2016 – 30 Sep 2017 | 144 | ||
| 1 Oct 2015 – 30 Sep 2016 | 151 | ||
| 1 Oct 2014 – 30 Sep 2015 | 182 | ||
| 1 Oct 2013 – 30 Sep 2014 | 206 | Late | |
| 1 Oct 2012 – 30 Sep 2013 | 149 | ||
| 1 Oct 2011 – 30 Sep 2012 | 154 | ||
| 1 Oct 2010 – 30 Sep 2011 | 149 | ||
| 1 Oct 2009 – 30 Sep 2010 | 166 | ||
| 1 Oct 2008 – 30 Sep 2009 | 152 | ||
| 1 Oct 2007 – 30 Sep 2008 | 149 | ||
| 1 Oct 2006 – 30 Sep 2007 | 123 | ||
| 1 Oct 2005 – 30 Sep 2006 | 114 |
The annual report must reach the Danish Business Authority no later than 5 months after the end of the financial year. We mark reports published more than 6 months after as “late”.
Management, owners and auditor
| Role | Name | From | To |
|---|---|---|---|
| CEO | Frank Birger Mastrup | Current | |
| CEO | Kim Madsen | ||
| CEO | Teddy Brian Mastrup | ||
| Board | Peter Andreas Stakemann | ||
| Board | Teddy Brian Mastrup | ||
| Owner (100%) | FRANK MASTRUP HOLDING ApS | Current | |
| Owner (100%) | Frank Birger Mastrup | ||
| Owner (50%) | Teddy Brian Mastrup | ||
| Auditor | ERNST & YOUNG DENMARK P/S | ||
| Auditor | G L B A/S | ||
| Auditor | G L B A/S | ||
| Auditor | PRICEWATERHOUSECOOPERS SERVICES STATSAUTORISERET REVISIONSAKTIESELSKAB | ||
| Auditor | PRICEWATERHOUSECOOPERS STATSAUTORISERET REVISIONSPARTNERSELSKAB | ||
| Auditor | Multi Revision I/S | ||
| Founder | ApS KBUS 38 nr.3117 | Current |
The CEOs' other companies
Frank Birger Mastrup – 2 other companies
- FRANK MASTRUP HOLDING ApS Active
- MASTRUP INVEST ApS Active
Kim Madsen – 57 other companies, of which 57 bankrupt
- 01.08.2003, SJÆLLAND ApS Bankrupt 5 Nov 2004
- 1001 WATT ApS Bankrupt 29 Jan 2002
- 119987-JEH ApS Bankrupt 23 May 2014
- 13. JULI 2005 ApS Bankrupt 5 Sep 2005
- 1WAY2PRINT A/S Bankrupt 24 Jul 2003
- 24237982 A/S Bankrupt 25 Apr 2012
- 27768490 ApS Bankrupt 31 Aug 2011
- 2X INVEST ApS Bankrupt 12 Dec 2008
- 3 SIGMA ApS Bankrupt 9 Jun 2005
- 31. DECEMBER 2008 ApS Bankrupt 18 May 2009
- 3B HERNING ApS Bankrupt 20 Dec 2006
- 3L LIVSLANG LÆRING ApS Bankrupt 25 Apr 2006
- 4 X B HOLDING ApS Bankrupt 27 Aug 2020
- 4-MATION ApS Bankrupt 10 Nov 2005
- 4S SERVICE ApS Bankrupt 27 Jan 2009
- 4U2SMS INTERNATIONAL ApS Bankrupt 9 Oct 2003
- A COMPANY ApS Bankrupt 11 Mar 2009
- A+E ApS Bankrupt 22 Sep 2010
- A-1-IMPORT ApS Bankrupt 5 May 2006
- A-BYG INVEST ApS Bankrupt 14 Aug 2014
- A/S AF 1.10.2002 Bankrupt 28 Oct 2003
- A/S AF 30.9.2003 Bankrupt 28 Nov 2012
- A/S ALFA EL VEJLE Bankrupt 18 Dec 2003
- A/S BELDEN Bankrupt 5 Apr 2004
- A/S DRAGERNE SERVICE & TRANSPORT Bankrupt 8 Aug 2002
- A/S PETERS JUL Bankrupt 15 Jan 2007
- A/S PSE 10 NR. 1930 Bankrupt 26 Aug 1997
- A/S PSE NR. 5178 Bankrupt 11 May 1999
- A/S PSE NR. 5653 Bankrupt 14 Oct 2003
- AA - ENTREPRENØR ApS Bankrupt 14 Aug 2015
Teddy Brian Mastrup – 2 other companies
- Mastrup Entreprenør ApS Active
- TEDDY MASTRUP HOLDING ApS Active
Address history (3 moves)
| Helgesvej 19, 4160 Herlufmagle | |
| Helgesvej 19, 4160 Herlufmagle | |
| Helgesvej 19, 4160 Herlufmagle | |
| c/o Advokatfirmaet Stakemann, Kronprinsessegade 18, 1306 København K |
Former names
| BYGGEFIRMAET MASTRUP ApS | – now |
| ApS KBIL 17 NR. 1173 | – |
Employees per year
Other companies at the same address
- HENNING MASTRUP LEASING ApS Opløst
- MASTRUP INVEST ApS Active
Similar companies in Næstved
- Neergaard entreprise ApS Fuglebjerg
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- Eriksen Byg & Rådgivning ApS Næstved
- Schucany & Cartey ApS Næstved
- Byggevisioner ApS Herlufmagle
- Egeskov ApS Glumsø
- Mibel ApS Glumsø
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- Ejlebæk ApS Næstved
- O.L. TømrerService ApS Næstved
- MA ENTREPRISE TØMRER/SNEDKER ApS Næstved
Questions and answers about BYGGEFIRMAET MASTRUP ApS
Has BYGGEFIRMAET MASTRUP ApS gone bankrupt?
No, BYGGEFIRMAET MASTRUP ApS is not registered as bankrupt in the CVR register. Its status is: active.
What is the bankruptcy risk of BYGGEFIRMAET MASTRUP ApS?
Our model estimates a bankruptcy risk of 2.6% over the next 12 months (medium risk), which is 1.9 times the average for Danish companies.
Who is the CEO of BYGGEFIRMAET MASTRUP ApS?
Frank Birger Mastrup is the CEO of BYGGEFIRMAET MASTRUP ApS.
Who is the auditor of BYGGEFIRMAET MASTRUP ApS?
BYGGEFIRMAET MASTRUP ApS most recently used AccountaStatsautoriseret revisionsanpartsselskab.
When was BYGGEFIRMAET MASTRUP ApS founded?
BYGGEFIRMAET MASTRUP ApS was founded on 15 November 1999.
What is the equity of BYGGEFIRMAET MASTRUP ApS?
Equity was DKK -360k according to the annual report for the period ending 30 September 2025.
Source: the CVR register and annual reports published by the Danish Business Authority. The information is updated continuously.