A variety of industries utilize the services of consulting firms. Some examples include, but are not limited to:   -Construction -Engineering -Hospitality -Life Sciences -Manufacturing -Professional Services -Real Estate -Retail -Transportation -Telecommunications   A Philadelphia business should consider using the services of a consulting firm when it is looking for unbiased advice on a specific project or problem that it is facing. A consultant can provide an objective perspective and recommend solutions that may be outside the realm of what the business is currently considering.