top of page

About Us/Team

A consummate professional, I have enjoyed working with Michele, in many capacities, over the last 20 years in the art world. Her knowledge of art and the business of art is exceptional.”


- LinkedIn reference


Photo Credit: Emily Wilson

Michele C. Quinn

Over the past 25 years, Michele C. Quinn, has built a career as a gallerist and private art consultant, specializing in post-war and contemporary art. Michele has served as curatorial advisor for some of the largest private and corporate contemporary art collections in the United States.


After a successful art career in New York City, working for high profile institutions such as Christie’s, Sotheby’s, Brooke Alexander and Gemini GEL at Joni Weyl, Michele returned to her childhood residence of Las Vegas in 2003 to explore new opportunities for her contemporary art interests, where she has broken new ground elevating the city’s status as a cultural arts destination.


Through the years, Michele Quinn/MCQ FINE ART has served as the art consultant to several major corporate collections, including Wynn Resorts, MGM Resorts and Station Casinos. From 2006-2010, Michele proposed and developed the $40 million art program for MGM Resorts International. Since 2014 she has led multiple large-scale projects for HINES, a privately owned global real estate investment, development and management firm.


Her knowledge of the global art market, longstanding relationships and worldwide resources and contacts have allowed Michele to successfully commission large-scale installation works by, Maya Lin, Jenny Holzer, Nancy Rubins, and Yayoi Kusama, while also collaborating with such world-renowned architects and designers as Pelli Clarke Pelli Architects, Rockwell Group and Studio Daniel Libeskind.


Her private client roster has included several of ArtNews’ Top 100 Collectors, including The Paul G. Allen Family Collection, as well as emerging collectors, while focusing on mid-career to established, blue-chip artists represented by reputable galleries and museums worldwide


Most recently, in 2020 she became an Associate Appraiser with the Appraisers Association of America and is currently USPAP (Uniform Standards of Professional Appraisal Practice) compliant through April 2024.


Diana Sparkuhl-Cosio

Diana Sparkuhl-Cosio is the Director at MCQ Fine Art and has worked with Michele Quinn on numerous projects since 2011. Previously, she was the Assistant Curator of the Department of Fine Art at the University of Nevada, Las Vegas, where she worked alongside MFA candidates to expand the department’s archives and introduce updated collection management practices. 
As a proud Las Vegas native, Diana has worked for several local non-profit organizations, such as The Neon Museum and The Liberace Foundation for the Performing and Creative Arts, where she worked to promote world-class collections and educational programming to a global audience. 
With a background in Art History from UNLV, she understands the importance of bringing prestige to our client’s public and private lives through their fine art collections. Her strength in organization and management skills has been proven invaluable as part of the MCQ Fine Art team. Presently, Diana’s primary duties include daily operations, logistics, and project management for a roster of private clients and corporate collections.


Frida & Pearl

bottom of page