"service professionalism" is correct and usable in written English.
You can use it to describe a professional attitude adopted by a service provider. For example, "The company is renowned for its service professionalism and customer satisfaction."
To begin with you can read the online testimonials and talk to some of the previous customers to come to a conclusion related to the quality of services, professionalism, competency of the company etc.
Based out of the University of Zambia's Great East Road campus in Lusaka, the capital, Mrs Banda is promoting healthy eating, and all the while training a new generation of food service professionals who she teaches the merits of quality, ethical behaviour, professionalism, innovation, service orientation, and personal drive.
He invited Duffy to visit a prison library and view the work of the librarians as "many of them have been dismayed by the suggestion that the good service and professionalism that they provide is inadequate".
He added:"We welcome the return of our troops from Germany and praise their service and professionalism as well as thanking all those communities in Germany who were so generous in their hosting, but today the Westminster government has u-turned in a most spectacular way.
Courses ranging from Alzheimer's Care to Culinary Skills complement our caregivers' extensive experience to offer our clients the highest level of service and professionalism.
LRS Plumbing, established in 1997, made waves not just for their good customer service and professionalism - but for also being what many of their customers considered to be some serious eye candy.
When someone you know recommends a company they were completely happy with(which includes service, price, professionalism, etc).then you already know you're getting a good company.
The items for evaluation include instructional responsibility, intellectual contribution, professional service, collegiality, and professionalism [ 2].
Therefore, some of them might have no motivation to develop their instructional responsibility, intellectual contribution, professional service, collegiality, and professionalism.
Mr. Drevet patrols the room making sure that service maintains a professionalism rarely seen in Brooklyn.
