Corporate finance advice, led with expertise.

ATRIUM is an M&A advisory with international reach, where the same experienced partner leads each engagement from the first dialogue through to closing.

about Atrium

Senior-led teams.
Deep industry experience.

We advise on the sale and acquisition of companies, taking responsibility for the delivery of successful transactions that create real value for both owners and businesses.

2003

ATRIUM established

2007

Joined Advior International

42

Countries covered

150

Completed mandates

140mia.kr.
19bn€

Total deal value

75%

Advising sell-side

Advisory services

Value-adding advice

The responsible partner is central throughout the entire process, working closely with an experienced team to translate insights about the company and the market into clear and actionable advice.

Divestment

We advise owners through every stage of a sale.

Divestment

Selling a business is one of the most significant decisions an owner will make. ATRIUM advises business owners, corporate groups and private equity firms on divestments, helping secure the right outcome through careful preparation, strategic positioning and a well-managed process.

We advise on both structured auction processes involving multiple potential buyers and bilateral transactions with a single acquirer. While we support every stage of the transaction, we prefer to become involved early, allowing time to prepare the business and maximise value.

Our partner-led approach combines extensive transaction experience with a strong understanding of business, industry and market dynamics. Through our international network, ADVIOR International, we can access potential buyers, local market insight and sector expertise across more than 40 countries.

Since 2003, we have advised on numerous divestments, helping clients achieve successful transactions and create lasting value.

Acquisition

We advise on acquisitions for companies and funds.

Acquisition

Successful acquisitions require more than identifying the right target. They depend on careful analysis, sound judgement and effective execution.Acquisitions can accelerate growth, strengthen capabilities and open new markets. ATRIUM advises companies and private equity firms throughout the acquisition process, from identifying opportunities to closing and integration.

We support clients pursuing acquisitions for a range of strategic objectives, including market expansion, consolidation, technology acquisition and capability building.

Our advice is grounded in thorough preparation and disciplined execution. We focus on strategic and cultural fit, comprehensive due diligence, transaction structuring, financing and post-acquisition integration. Throughout the process, we work to ensure that valuation, terms and execution support the long-term objectives of the investment.

With extensive transaction experience and access to an international network of advisory partners, we help clients pursue acquisitions with confidence and clarity.

Mergers & Joint Ventures

We structure partnerships that create long-term value.

Mergers & joint ventures

Mergers and joint ventures can create significant opportunities for growth, market expansion and capability development. They also require careful planning, alignment and execution.

ATRIUM advises companies throughout the process, helping address the strategic, financial and operational considerations that are critical to a successful outcome.

We work closely with our clients to assess opportunities, align interests and structure partnerships that create long-term value. Combining transaction experience with a deep understanding of businesses and markets, we provide clear advice and steady guidance at every stage of the process.

IPO & ECM Advisory

We have advised on 100+ listings since 1985.

IPO & ECM Advisory

An IPO or equity offering is a significant milestone that requires careful preparation, coordination and execution. ATRIUM provides independent advice throughout the process, helping companies navigate complex decisions with confidence.

Our partners have advised on IPOs and equity offerings since 1985, supporting more than 100 companies listed on NASDAQ Copenhagen and international stock exchanges, including Novozymes, ISS, Vestas, Falck and Tryg. Drawing on decades of capital markets experience, we provide objective advice and continuity throughout the transaction.

Our services include:

  • Assessment of strategic alternatives, transaction timing and market readiness
  • Pre-listing preparation, including review of the business plan, investment case, positioning, capital structure, dividend policy, corporate governance and board composition
  • Selection and coordination of banks, underwriters and other advisors, including negotiation of terms and ongoing performance oversight
  • Management and coordination of due diligence, prospectus preparation and the overall transaction process
  • Support throughout investor engagement, research coverage, pricing and allocation decisions

Debt Advisory

We advise on financing structure and debt.

Debt Advisory

Financing decisions play a critical role in a company's strategic and operational flexibility. ATRIUM provides independent debt advisory, helping clients navigate increasingly complex financing requirements and secure funding structures that support their long-term objectives.

Drawing on extensive experience in debt structuring, negotiations and financial modelling, we advise companies, investors and business owners across a wide range of financing situations.

Our services include:

  • Optimisation of capital structures and evaluation of financing alternatives
  • Negotiation of financing terms, including loan structures, covenants and repayment profiles
  • Acquisition financing, including assessment of debt capacity and funding arrangements
  • Restructuring advisory, covering strategic alternatives, debt restructuring and recapitalisation
  • Financial modelling, cash flow analysis, debt capacity assessments and risk management

We have extensive experience working with lenders and financing partners, helping clients secure robust financing solutions that support sustainable growth and long-term value creation.

Valuation

We produce valuations across a wide range of industries for critical business decisions.

Valuation

Valuation is a critical component of many strategic and transactional decisions. Whether considering an acquisition, divestment, merger or ownership transition, a robust valuation provides the foundation for informed decision-making.

Valuation is one of ATRIUM's core areas of expertise. Drawing on extensive transaction experience and deep financial insight, we provide independent valuation analyses across a wide range of situations.

Our services include:

  • Valuations in connection with acquisitions, divestments and mergers
  • Fairness opinions related to public tender offers and other transactions
  • Valuations for management and employee incentive programmes
  • Strategic planning and exit preparation
  • Independent assessments for shareholders, boards and investors

We combine established valuation methodologies with practical market insight gained through decades of transaction experience, delivering clear and well-founded assessments across a broad range of industries.

Strategy & Transaction Services

We provide insights on strategy and due diligence.

Strategy & Transaction Services

In addition to traditional corporate finance services, ATRIUM advises clients on a range of strategic and transaction-related matters. Our objective is to help clients make informed decisions, prepare effectively for key milestones and create the conditions for long-term value creation.

Drawing on experience from more than two decades of advisory work, we support business owners, management teams and investors with both strategic planning and transaction execution.

Our services include:

  • Strategic advisory and business planning in preparation for acquisitions, divestments and other significant transactions
  • Development of acquisition strategies to support growth and successful transaction execution
  • Design of management and employee incentive programmes that align the interests of owners and key personnel
  • Financial and commercial due diligence to assess opportunities, identify risks and support informed decision-making

Since 2003, we have advised clients on a wide range of strategic initiatives, helping them strengthen their position and create lasting value.

Divestment

Selling a business is one of the most significant decisions an owner will make. ATRIUM advises business owners, corporate groups and private equity firms on divestments, helping secure the right outcome through careful preparation, strategic positioning and a well-managed process.

We advise on both structured auction processes involving multiple potential buyers and bilateral transactions with a single acquirer. While we support every stage of the transaction, we prefer to become involved early, allowing time to prepare the business and maximise value.

Our partner-led approach combines extensive transaction experience with a strong understanding of business, industry and market dynamics. Through our international network, ADVIOR International, we can access potential buyers, local market insight and sector expertise across more than 40 countries.

Since 2003, we have advised on numerous divestments, helping clients achieve successful transactions and create lasting value.

Acquisition

Successful acquisitions require more than identifying the right target. They depend on careful analysis, sound judgement and effective execution.Acquisitions can accelerate growth, strengthen capabilities and open new markets. ATRIUM advises companies and private equity firms throughout the acquisition process, from identifying opportunities to closing and integration.

We support clients pursuing acquisitions for a range of strategic objectives, including market expansion, consolidation, technology acquisition and capability building.

Our advice is grounded in thorough preparation and disciplined execution. We focus on strategic and cultural fit, comprehensive due diligence, transaction structuring, financing and post-acquisition integration. Throughout the process, we work to ensure that valuation, terms and execution support the long-term objectives of the investment.

With extensive transaction experience and access to an international network of advisory partners, we help clients pursue acquisitions with confidence and clarity.

Mergers & Joint Ventures

Mergers and joint ventures can create significant opportunities for growth, market expansion and capability development. They also require careful planning, alignment and execution.

ATRIUM advises companies throughout the process, helping address the strategic, financial and operational considerations that are critical to a successful outcome.

We work closely with our clients to assess opportunities, align interests and structure partnerships that create long-term value. Combining transaction experience with a deep understanding of businesses and markets, we provide clear advice and steady guidance at every stage of the process.

IPO & ECM Advisory

An IPO or equity offering is a significant milestone that requires careful preparation, coordination and execution. ATRIUM provides independent advice throughout the process, helping companies navigate complex decisions with confidence.

Our partners have advised on IPOs and equity offerings since 1985, supporting more than 100 companies listed on NASDAQ Copenhagen and international stock exchanges, including Novozymes, ISS, Vestas, Falck and Tryg. Drawing on decades of capital markets experience, we provide objective advice and continuity throughout the transaction.

Our services include:

  • Assessment of strategic alternatives, transaction timing and market readiness
  • Pre-listing preparation, including review of the business plan, investment case, positioning, capital structure, dividend policy, corporate governance and board composition
  • Selection and coordination of banks, underwriters and other advisors, including negotiation of terms and ongoing performance oversight
  • Management and coordination of due diligence, prospectus preparation and the overall transaction process
  • Support throughout investor engagement, research coverage, pricing and allocation decisions

Debt Advisory

Financing decisions play a critical role in a company's strategic and operational flexibility. ATRIUM provides independent debt advisory, helping clients navigate increasingly complex financing requirements and secure funding structures that support their long-term objectives.

Drawing on extensive experience in debt structuring, negotiations and financial modelling, we advise companies, investors and business owners across a wide range of financing situations.

Our services include:

  • Optimisation of capital structures and evaluation of financing alternatives
  • Negotiation of financing terms, including loan structures, covenants and repayment profiles
  • Acquisition financing, including assessment of debt capacity and funding arrangements
  • Restructuring advisory, covering strategic alternatives, debt restructuring and recapitalisation
  • Financial modelling, cash flow analysis, debt capacity assessments and risk management

We have extensive experience working with lenders and financing partners, helping clients secure robust financing solutions that support sustainable growth and long-term value creation.

Valuation

Valuation is a critical component of many strategic and transactional decisions. Whether considering an acquisition, divestment, merger or ownership transition, a robust valuation provides the foundation for informed decision-making.

Valuation is one of ATRIUM's core areas of expertise. Drawing on extensive transaction experience and deep financial insight, we provide independent valuation analyses across a wide range of situations.

Our services include:

  • Valuations in connection with acquisitions, divestments and mergers
  • Fairness opinions related to public tender offers and other transactions
  • Valuations for management and employee incentive programmes
  • Strategic planning and exit preparation
  • Independent assessments for shareholders, boards and investors

We combine established valuation methodologies with practical market insight gained through decades of transaction experience, delivering clear and well-founded assessments across a broad range of industries.

Strategy & Transaction Services

In addition to the usual corporate finance services, we also provide consulting within closely related fields where we can add value for our clients such as:

  • Strategic advice and strategy development in preparation for a possible acquisition or divestment
  • Development of acquisition strategy to create optimal conditions for the execution and implementation of acquisitions
  • Establishment of incentive programs for key employees to align the interests of employees and owners
  • Financial and commercial due diligence in relation to acquisitions/divestments to avoid unnecessary surprises and understand the potential risks involved

Since 2003 we have completed various strategy assignments that have created significant value for our clients.

Divestment

We advise owners through every stage of a sale.

Acquisition

We advise on acquisitions for companies and funds.

Mergers & Joint Ventures

We advise on mergers and joint ventures.

IPO & ECM Advisory

We have advised on 100+ listings since 1985.

Debt Advisory

We advise on financing structure and debt.

Valuation

We produce valuations across a wide range of industries.

Strategy & Transaction Services

We advise on strategy and due diligence.

Next-Hover
review-background
marchi di quotazione

ATRIUM's general M&A expertise, combined with their specific experience and global network within the automotive industry, allowed us to explore the market thoroughly and collectively achieve the best solution for both Wismo and Quickpoint.

Martin Manscher
Chief Strategy Officer, Wismo

It was important for us to engage with an advisor who understood our business model and our market, and the choice of ATRIUM Partners was just right. ATRIUM was able to create a process that ended up with a very good solution for the company and the management.

Peter Mægbaek Madsen
Chairman and co-owner of TestAviva

ATRIUM has contributed in-depth market insights and strategic considerations around deal tactics, which provided us with the necessary certainty to complete the transaction successfully. Furthermore, their initial valuation analysis was crucial in helping us determine an appropriate bid range.

Dr Stephan Schmid
Partner BU Bregal Unternehmerkapitaal GmbH

ATRIUM has helped us find the right partner and future owner of KN Helicopters. We greatly appreciate ATRIUM's tenacity and support throughout the process.

Niels Peter Kjeldahl
CEO and co-owner, KN Helicopters

ATRIUM Partners has been an invaluable support in the process of finding a new owner for Bluestar PLM. With their extensive experience in selling software companies, they confidently led us to our goals and found the right future partner who can develop the company in the right direction and further exploit the great potential of our PLM solutions.

Jorgen Schionning Larsen
Owner and Director, Bluestar PLM

We chose ATRIUM because they have extensive experience in the wind industry. The vast experience, along with their amazing ability to integrate into our business, has helped us a lot along the way. Their attention to detail together with the great overview has ensured Spica Technology the perfect match with the Ernströmgruppen.

Benny Thomsen
CEO and co-owner, Spica Technology ApS

As a niche business that has always been family-owned, we were unsure if we could find advisers who understood our business. This put ATRIUM to shame by professionally and diligently digging into the details and finding just the right partners for us. Thank you for giving us reassurance all the way.

Bente Drifts
Owner and Chairman of the Board, Quality Pellets

We have greatly appreciated ATRIUM Partners' professional advice throughout the entire sales process. Their expertise and industry insight have made a complex transaction both smooth and efficient, and it has ensured a very good solution for the future of the company with a new owner who wants both organic growth and growth through acquisitions.

Kenneth Hansen
CEO of K.W. Bruun Import and K.W. Bruun NxT
Transactions

The trusted partner

Financial advisor to Wismo Group in the sale of Quickpoint to OGV
Acquiring
Sale

Financial advisor to Wismo Group in the sale of Quickpoint to OGV

ATRIUM Partners acted as exclusive financial advisor Wismo Group in the sale of Quickpoint to Old Georgian Ventures ("OGV").
Tech, Denmark, 2026
Sale
Automotive
Financial advisor to BU Bregal Unternehmerkapital in the acquisition of SwipBox
Acquiring
Buy

Financial advisor to BU Bregal Unternehmerkapital in the acquisition of SwipBox

ATRIUM Partners served as exclusive financial advisor to BU Bregal Unternehmerkapital ("BU") in the acquisition of SwipBox International A/S.
Buy
Exclusive Financial Advisor to Rambøll in the acquisition of Envidan
Acquiring
Buy

Exclusive Financial Advisor to Rambøll in the acquisition of Envidan

ATRIUM acted as the exclusive financial advisor to Rambøll in the acquisition of Envidan.
Buy
Exclusive financial advisor to TestaViva in the sale to management and Dansk Ejerkapital
Acquiring
Sale

Exclusive financial advisor to TestaViva in the sale to management and Dansk Ejerkapital

ATRIUM acted as exclusive financial advisor to Nordea, Arbejdernes Landsbank, Topdanmark, Kring Speedbooting, and management in the sale to management and Dansk Ejerkapital.
Sale
Services
Financial advisor to BU Bregal Unternehmerkapital in the acquisition of Uniconta
Acquiring
Buy

Financial advisor to BU Bregal Unternehmerkapital in the acquisition of Uniconta

ATRIUM Partners served as exclusive financial advisor to BU Bregal Unternehmerkapital ("BU") in the acquisition of Uniconta A/S.
Buy
Software and IT

Ready to discuss your next big opportunity?

The right outcome starts with the right conversation - built on experience, trust and chemistry. Contact us for a confidential, no-obligation discussion.