ad+ is the trading name of Atkinson Donnelly LLP, Chartered Accountants and Business Consultants, and Holyrood Asset Management Limited, Independent Financial Advisers. We are located at our prestigious new offices within the Glasgow Gateway.

We tailor our services to fit the needs of our clients offering a full range of professional services from accountancy and payroll to marketing and business development, and from wealth protection to wealth creation.

Through our core values and commitments to you the customer we aim to ensure that we maximise your personal wealth by ensuring that we work alongside you to achieve your goals and thereby protecting and growing your business. We adopt as our core value that we will exceed your expectations by working together to establish precisely what your expectations are, and then by setting the parameters to ensure that those expectations are not only met but exceeded.

To assist that overall value we commit to you the customer to fulfill our customer commitments, namely, to deliver what we promise no matter what it takes, to apply common sense at all times, and to act in all matters with intrinsic honesty.

We ensure our geographic capability through our associations' as the only Scottish firm to be members of the Association of British Independent Accounting Firms (ABIAF) and the International Group of Accounting Firms (IGAF), guaranteeing that all of our clients receive a professional standard of service and quality of work.