Due Diligence Firms in Glasgow: Companies and Services Guide

Choosing a due diligence provider in Glasgow is not just about getting a report before a deal moves forward. The right support can help an organisation see what is really sitting behind the numbers – from financial risks and operational gaps to commercial assumptions that may need a closer look.

Glasgow has a strong professional services market, with firms working across acquisitions, mergers, funding decisions, business sales, restructuring, and wider transaction planning. Some providers focus on owner-managed businesses and growing companies, while others support investors, lenders, corporate groups, or organisations dealing with more complex transactions.

This guide highlights a selection of due diligence services companies operating in Glasgow. It is not written as a ranking. The aim is to give practical context – showing who these firms are, what types of clients they typically support, and where their due diligence work is most relevant.

Acumon

Acumon is a UK firm of chartered accountants and registered auditors providing audit, governance, risk, and financial reporting support to companies, charities, regulated entities, and international corporate groups.

The firm works with organisations ranging from growing owner-managed businesses and charities through to larger corporate groups and regulated entities. Due diligence engagements are approached through structured financial and risk-based review work, with attention given to the quality of accounting records, internal controls, management information, and the wider context behind the figures.

Acumon holds a Public Interest Entity (PIE) audit licence, allowing the firm to work with listed companies and other entities subject to enhanced regulatory oversight in the United Kingdom. Its due diligence work can involve regulated organisations, investment structures, and corporate groups where financial reporting, governance, and compliance matters need careful review.

In addition to its UK audit registration, Acumon also holds audit licences in several international financial centres, including the Cayman Islands, British Virgin Islands (BVI), Jersey, and Isle of Man. These licences allow the firm to support due diligence assignments involving groups with entities across more than one jurisdiction.

International group structures frequently involve a combination of UK operating companies and offshore holding entities, particularly in sectors such as investment management, technology, energy, and international trade. Reviewing these structures often requires a close understanding of cross-border financial reporting, group consolidation, ownership arrangements, and the way financial information is prepared across different entities.

Acumon works with finance teams, boards, business owners, and advisers to support due diligence reviews while also helping organisations assess financial reporting processes, governance arrangements, internal controls, and risk management. Their work can be relevant when businesses are preparing for investment, reviewing an acquisition, entering a new market, or assessing entities within a wider corporate structure.

Due Diligence Services

Acumon provides due diligence services across a wide range of organisational structures and sectors. 

These include:

• UK limited companies and corporate groups
• Public Interest Entities (PIEs) and regulated organisations
• UK subsidiaries of international groups
• charities and not-for-profit organisations
• owner-managed businesses approaching statutory audit thresholds
• offshore holding companies and investment vehicles

Due diligence engagements are typically led by senior professionals with direct involvement throughout the assignment, allowing financial questions, reporting issues, and risk findings to be considered in detail.

Regulatory Licences and Registrations

Acumon holds several audit registrations that enable it to support organisations operating across multiple jurisdictions.

These include:

• UK statutory audit registration
• Public Interest Entity (PIE) audit licence
• Jersey audit licence
• Isle of Man audit licence
• Cayman Islands audit licence
• British Virgin Islands audit licence

These registrations allow the firm to provide financial review, audit-related, and due diligence services to groups that include entities in both the UK and key international financial centres.

Core Services

Alongside due diligence work, Acumon provides services that support financial reporting, governance, compliance, audit readiness, and risk management. 

These include:

• statutory external audit
• group and subsidiary audits
• Public Interest Entity (PIE) audits
• charity and not-for-profit audit
• audit of international group structures
• internal audit and governance reviews
• risk management and compliance support

Due diligence work is often delivered alongside discussions with management and boards regarding financial reporting processes, governance frameworks, internal controls, and the risks that may affect a transaction or investment decision.

Many organisations look for due diligence support when they are preparing for investment, reviewing an acquisition target, expanding into international markets, or working within a corporate group structure.

Acumon works with businesses that are:

• approaching their first statutory audit
• preparing for external investment
• expanding into international markets
• operating within corporate group structures

Early engagement with a due diligence and audit-focused firm can help ensure that financial records, supporting documentation, reporting systems, and governance processes are reviewed before important decisions are made.

Contact Information

• Website: acumon.com
• Phone: 020 8567 3451
• E-mail: mail@acumon.com
• Address: 1-2 Craven Road, Ealing, London, W5 2UA, UK

Malcolm Associates Ltd

Malcolm Associates Ltd provides property consultancy services, with work that includes technical due diligence and pre-acquisition surveys. They have offices in Glasgow and London, and their due diligence work is mainly connected to property transactions where a buyer, investor, landlord, or business needs to understand the condition of a building before making a decision.

Their work focuses on the technical side of property review rather than financial or corporate due diligence. This includes looking at building condition, structural issues, building services, possible defects, and whether a property may carry risks that are not obvious at first viewing. For organisations considering a property acquisition in Glasgow, this kind of review can help clarify repair needs, compliance concerns, and practical cost issues before the transaction moves further.

Key Highlights:

• Based in Glasgow with an additional office in London
• Focuses on technical due diligence for property transactions
• Supports pre-acquisition surveys for commercial and residential property
• Reviews building condition, defects, and technical risks
• Works across property consultancy, surveying, and project-related services

Services:

• Technical due diligence
• Pre-acquisition surveys
• Building surveys
• Condition reports
• Defects analysis
• Dilapidation surveys
• Schedules of condition
• Project monitoring

Contact information:

• Website: malcolmassociates.co.uk
• Phone: 0141 488 8409
• E-mail: info@malcolmassociates.co.uk
• Address: 1 West Regent Street, Glasgow, G2 1RW
• Twitter: x.com/malcolm_limited
• LinkedIn: www.linkedin.com/company/malcolm-associates-limited

Nationwide Investigations Group

Nationwide Investigations Group provides investigation services for corporates, legal teams, and private clients, with asset investigations available across Glasgow and the wider UK. Their due diligence-related work sits around asset tracing, financial mapping, ownership checks, and corporate intelligence, which can be useful when an organisation needs to understand what assets, liabilities, or ownership links may sit behind a person, company, or transaction.

Their asset investigation work covers areas such as investments, land and property ownership, hidden assets, chains of ownership, front companies, and tax shelter mapping. They also work with forensic accountants, legal specialists, and financial experts, which gives their investigations a practical financial angle. In a due diligence context, this type of work is often relevant before litigation, during corporate checks, or when there are concerns around fraud, asset concealment, or unclear ownership structures.

Key Highlights:

• Provides asset investigations across Glasgow and the UK
• Works with corporate, legal, and private clients
• Covers asset tracing, tracking, and financial mapping
• Reviews ownership links, liabilities, and hidden assets
• Uses a network of forensic accounting, legal, and financial specialists
• Supports due diligence, fraud, and corporate intelligence work

Services:

• Asset investigations
• Asset tracing and tracking
• Financial mapping
• Corporate intelligence
• Due diligence support
• Fraud investigations
• Insurance investigations
• Legal investigation support

Contact information:

• Website: www.nig.co.uk
• Phone: 020 7183 2991  
• E-mail: info@nig.co.uk
• Address: 85 Great Portland Street, London W1W 7LT
• Twitter: x.com/NIGroup

Christie Griffith

Christie Griffith provides corporate finance, business advisory, accounting, and due diligence services from its Glasgow office. Their due diligence work is linked to proposed investments, where clients need a clearer view of the financial and business position before moving ahead with a deal.

They describe their approach as both constructive and critical, which matters in transaction work because due diligence is not only about finding problems. It also needs to fit within the deal timetable and help decision-makers understand what is workable, what needs more attention, and where the assumptions behind an investment may need to be tested. Their wider services in mergers and acquisitions, valuations, fundraising, business planning, and investigations also connect naturally with due diligence work.

Key Highlights:

• Based in Glasgow
• Provides due diligence for proposed investments
• Works across corporate finance and business advisory
• Supports deal-related review within transaction timelines
• Combines accounting, finance, and investigation experience

Services:

• Due diligence
• Mergers and acquisitions
• Fundraising
• Private equity and venture capital support
• Valuations
• Investigations
• Banking debt advisory
• Cashflow management
• Business planning

Contact information:

• Website: www.christiegriffith.co.uk
• Phone: 0141 225 8064
• E-mail: info@christiegriffith.co.uk
• Address: 20 Woodside Place, Glasgow, G3 7QL

Grant Thornton

Grant Thornton provides transaction advisory services for organisations involved in buying, selling, refinancing, raising capital, or planning a wider deal process. Their due diligence work is part of a broader deals practice, so the focus is not only on checking information, but also on helping clients understand the financial, tax, commercial, and practical points that can affect a transaction.

For Glasgow-related work, Grant Thornton has a corporate finance presence through its Edinburgh and Glasgow office team. Their transaction advisory services cover both buy-side and vendor-side situations, including financial due diligence, vendor due diligence, bid support, financial modelling, sale and purchase agreement advice, reporting accountant services, transaction tax, private equity support, and IT due diligence. The work is mainly relevant for companies, investors, private equity teams, and management groups that need a clearer view of deal risks before moving forward.

Key Highlights:

• Provides due diligence as part of wider transaction advisory work
• Supports buy-side, vendor-side, refinancing, and capital-raising situations
• Has corporate finance presence connected to Edinburgh and Glasgow
• Works with mid-market businesses and transaction teams
• Covers financial, commercial, tax, and IT due diligence areas

Services:

• Financial due diligence
• Vendor due diligence
• Vendor assist
• Bid support
• Financial modelling
• Sale and purchase agreement advisory
• Reporting accountant services
• Transaction tax and private equity support

Contact information:

• Website: www.grantthornton.co.uk
• Phone: +44 (0)141 223 0000                                                                                                                                                                                         
• Address: Level 8, 120 Bothwell St, Glasgow, G2 7JS
• LinkedIn: www.linkedin.com/company/grant-thornton-uk
• Instagram: www.instagram.com/gt_trainees

atsipp

atsipp is a Glasgow-based SIPP provider that offers due diligence information for advisers assessing pension provider options for their clients. Their due diligence material is mainly aimed at adviser firms that need to review how a specialist SIPP provider is selected, assessed, and documented, especially in a market where regulatory attention on product research and provider selection has increased.

Their due diligence guide was developed with input from Lang Cat, a financial services consultancy, and is focused on the specialist SIPP market. It covers due diligence principles, an adviser firm framework, and suggested next steps for tailoring that framework to an adviser’s own business. In this article, @sipp fits as a more sector-specific example rather than a broad corporate due diligence firm, because their work is tied to pension provider assessment and adviser support.

Key Highlights:

• Based in Glasgow
• Provides due diligence material for adviser firms
• Focuses on specialist SIPP provider assessment
• Developed due diligence guidance with the Lang Cat
• Relevant for financial advisers reviewing pension provider options

Services:

• SIPP provider due diligence support
• Adviser due diligence guidance
• Due diligence framework information
• Specialist SIPP market guidance
• Adviser support
• Pension provider assessment material
• Client asset provider selection support

Contact information:

• Website: atsipp.co.uk
• Phone: 0141 204 7959
• E-mail: admin@atsipp.co.uk
• Address: 6th Floor, Mercantile Building, 53 Bothwell Street, Glasgow, G2 6TS
• LinkedIn: www.linkedin.com/company/atsipp

Henderson Loggie

Henderson Loggie provides corporate finance support, including vendor due diligence and vendor assist work for shareholders preparing for a sale through an M&A process. Their due diligence content focuses on the difference between an independent vendor due diligence report and advisory support that helps a company prepare before going to market.

They explain vendor due diligence as a review of a company’s financial, operational, and tax position, usually prepared for potential buyers. Vendor assist is slightly different because it helps the selling side identify and resolve issues before buyer review begins. For Glasgow businesses considering a sale, this kind of support can be useful when the company needs to organise financial information, understand possible red flags, prepare forecasts, and make the process less disruptive once buyers are involved.

Key Highlights:

• Provides vendor due diligence and vendor assist support
• Works with companies preparing for M&A sale processes
• Reviews financial, operational, and tax-related areas
• Helps vendors identify issues before buyer-led due diligence
• Supports Scottish SME and corporate finance transactions
• Covers M&A advisory, capital raising, valuations, and modelling

Services:

• Vendor due diligence
• Vendor assist
• M&A advisory
• Financial due diligence
• Capital raising
• Valuations
• Financial modelling
• Sale preparation support
• Forecast review

Contact information:

• Website: hlca.co.uk
• Phone: 0141 471 9870              
• E-mail: info@hlca.co.uk
• Address: Suite 5.3, Kirkstane House, 139 St Vincent Street, Glasgow, G2 5JF
• Facebook: www.facebook.com/HendersonLoggie
• LinkedIn: www.linkedin.com/company/hendersonloggie
• Instagram: www.instagram.com/hendersonloggie

Consilium Chartered Accountants

Consilium Chartered Accountants provides financial due diligence services for buyers, lenders, investors, and vendors. Their work focuses on assessing a company’s financial position in the context of a transaction, with attention to the details that can affect value, risk, and deal structure.

Their due diligence work can include a review of historic trading, earnings quality, working capital, debt, cash flow, financial reporting, projections, and tax-related matters. Consilium also supports both buy-side and sell-side situations, so their work may be used before an acquisition, lending decision, investment, or sale process. For companies and investors in Glasgow, their approach is relevant where a deal needs more than a surface-level check of accounts.

Key Highlights:

• Based in Glasgow
• Provides financial due diligence for transaction decisions
• Works with buyers, lenders, investors, and vendors
• Supports both buy-side and sell-side due diligence
• Reviews financial performance, cash flow, working capital, and debt
• Offers tailored scopes depending on the transaction

Services:

• Financial due diligence
• Pre-purchase due diligence
• Pre-lending assessments
• Vendor pre-sale due diligence
• Pre-investment due diligence
• Finance function review
• Quality of earnings review
• Working capital review
• Net debt analysis

Contact information:

• Website: consiliumca.com
• Phone: 0141 204 6650
• Address: 169 WEST GEORGE STREET, GLASGOW G2 2LB
• Twitter: x.com/ConsiliumCA
• LinkedIn: www.linkedin.com/company/consilium-chartered-accountants
• Instagram: www.instagram.com/consiliumca

PMP

PMP provides technical due diligence services through its chartered building surveying team. Their work is focused on property acquisitions, especially where investors, acquirers, or partners need a clear view of the condition, risks, and practical issues connected to a building before completing a transaction.

Their technical due diligence process can include reviewing documents, inspecting the building fabric, looking at tenancy documents, checking planning history, and considering regulatory compliance. PMP also coordinates input from wider consultants where needed, bringing the findings together into a pre-acquisition report. This type of due diligence is useful when the question is not only whether a property can be acquired, but what issues, limits, or future costs may come with it.

Key Highlights:

• Provides technical due diligence for property acquisitions
• Led by chartered building surveyors
• Reviews building fabric, site history, and regulatory matters
• Coordinates specialist consultants where needed
• Produces pre-acquisition reports with findings and recommendations

Services:

• Technical due diligence
• Pre-acquisition reporting
• Building surveying
• Property document review
• Building fabric inspection
• Tenancy document review
• Planning history review
• Regulatory compliance review
• Risk and issue reporting

Contact information:

• Website: www.pmpplc.co.uk
• Phone: 0141 229 0009
• Address: 145 St Vincent Street, Glasgow, G2 5RJ
• LinkedIn: www.linkedin.com/company/pmp-building-consultancy-limited
• Instagram: www.instagram.com/wearepmp

Conclusion

Choosing a due diligence services company in Glasgow usually comes down to the type of review an organisation actually needs. A property acquisition may call for technical due diligence and building surveys, while an M&A process often needs financial, tax, operational, or vendor-side review. In other cases, the priority may be asset tracing, provider assessment, public sector project evaluation, or a more focused investigation before funding or legal action.

That is why it helps to look beyond the label of “due diligence” and consider the practical context. Organisations often compare providers by sector experience, the depth of review offered, the type of report they produce, and how closely their work fits the decision being made. A buyer, lender, investor, board, or adviser will not always need the same kind of support, even if the phrase used at the start sounds similar.

This guide is intended to make that first comparison easier. It brings together different types of due diligence providers operating in or connected to Glasgow, showing where each firm’s work is most relevant and what kind of situations they tend to support. It is not a ranking, and it should not replace direct conversations with the firms. But it can help organisations narrow the field, ask better questions, and choose a provider whose experience matches the risks they need to understand before moving forward.