Welcome! Thank you for visiting our web site. Photography by Mark, Inc. is a family owned and operated photography studio located in Sioux Falls, South Dakota. Mark W. Sinkey has been a professional portrait photographer since 1980. His wife, Kathy, manages the office and provides customer service. Their goal is to create captivating, affordable portraiture that you will treasure forever.

Mark specializes in all types of Portrait Photography as well as in Fine Art Limited Edition Nature Prints. He majored in art in college and is a member of the Professional Photographers of America and of the Better Business Bureau. A pursuer of excellence, Mark is dedicated to continuously improving his skills and techniques through professional literature and seminars.

Mark is a passionate, creative artist who loves to provide his clients with portraiture that reveals their individual personality and style. He takes the time necessary to create relaxed, natural portraits, and enjoys working with a large variety of clients.

Our studio is located in our home in the southwest corner of Sioux Falls. This allows us to provide a comfortable, friendly atmosphere for studio portraiture that will make you feel right at home.

We take advantage of the many beautiful parks in the area for outdoor photography, and can also go to your home or to another location that is special to you, if you prefer.