Grazzini, Greg

Greg Grazzini

President & CEO


Greg is part of the 4th generation and joined Grazzini Brothers & Company full-time in 1986 and currently serves as President and CEO. Greg rose through the ranks beginning as a Field Worker, Estimator, Project Manager, Senior Project Manager, and Vice President of Terrazzo Operations. He has been active in the National Terrazzo & Mosaic Association (NTMA), Central States Terrazzo Association (CSTA), National Tile Contractors Association (NTCA), and Associated General Contractors of Minnesota, American Society of Professional Estimators-Viking Chapter, and Associated General Contractors of Alaska, a Trustee of the Joint Apprenticeship Training Fund of International Brotherhood of Bricklayers, Allied Craftworkers, Minnesota, North Dakota, and South Dakota, and International Masonry Institute Minnesota Program Committee. Greg serves as President of the Minnesota Ceramic Tile Contractors Association and Treasurer of the Minnesota Builders Exchange.

Greg would rather vacation in the Artic than the tropics.

Gliori, Guido

Guido Gliori

Chief Operations Officer / Executive Vice President


Guido started at Grazzini Brothers & Company in 1981 as a Field Supervisor and moved through the ranks as a Project Manager then Senior Project Manager. Guido currently serves as Chief Operating Officer, Executive Vice President, Board Member and Shareholder. Guido has been active in the Marble Institute of America, serving as President in 2009, Minnesota Construction Association, and Minnesota Concrete and Masonry Contractors Association.

Guido is a native of Chicago, Illinois. He has a major in architecture.

During Guido’s free time, he enjoys hunting, fishing, golfing and skiing. He is a Life Member of Safari Club International – Minnesota Chapter.

Byrne, Jim

Jim Byrne

Chief Financial Officer


Jim currently is the Chief Financial Officer at Grazzini Brothers.  Jim’s career at Grazzini Brothers started in 1984. He began as the Warehouse Manager, followed by Project Manager, Controller and his current position as Chief Financial Officer. He is a Shareholder, Board Member of Grazzini Brothers and serves as a Trustee to Grazzini Brothers' Profit Sharing Plan.

Jim graduated from St. John’s University with a Bachelor’s Degree in Business Administration and a minor in Accounting in 1984.

Jim is married to his wife Leslie and they have two children. In their free time Jim and his family enjoy traveling, exercising, and visiting family and friends. He also serves on the boards of the National MS Society as well as North Memorial Medical Center, where he is vice chair of the Foundation board. 

Drosky, Darrin

Darrin Drosky



Darrin is the Controller at Grazzini Brothers & Company where he has been coordinating functions for the payroll, HR and finance department since December 2012. He serves at Grazzini Brothers as the Secretary of the Board, a Shareholder, as well as a Trustee on the company’s profit sharing plan.

Prior to working at Grazzini Brothers, Darrin dedicated over twenty years managing the operations and administration for over 15,000 multiemployer pension and health fund participants. He has shared his expertise at employee and workplace educational efforts across the country and served as a member of the Board of Directors for the Twin City Area Labor Management Council, a Management Co-Chair for the Labor/Management Health Care Coalition of the Upper Midwest, and is currently appointed as an Employer Trustee on the Minnesota and North Dakota Bricklayers and Allied Craftworkers Health Fund, in addition to the Minnesota Ceramic Tile and Allied Trades Retirement Fund.

Darrin enjoys reading and watching episodes of classic TV shows with his wife, Debbie.

Trosvig, Jon

Jon Trosvig

Director of Project Management


Jon joined the Grazzini Brothers & Company team in June 2004. He began his career at Grazzini Brothers as a Project Coordiator and now holds the position of Director of Project Management. He serves on the company’s leadership team, along with being a member of the Board of Directors and Shareholder. His work focus is Tile and Terrazzo. Jon’s primary territories include North Dakota and South Dakota, Western Minnesota, the Pacific Northwest, and nationwide projects. He is an active member of the National Terrazzo and Mosaic Association and National Tile Contractors Association.

Jon is a graduate of North Dakota State University in Fargo, North Dakota, where he obtained his Bachelor of Science Degree in Construction Management in 2004. Jon’s interest in the construction industry started at a young age.  His family back home in Fergus Falls, Minnesota owned and operated a commercial general contracting firm. His involvement in the family business helped strengthen his passion for construction, where he worked as a laborer while on summer break from college.

Jon, his wife Jess, and their sons Mac and Tucker, reside in Mendota Heights, Minnesota. In their free time, they enjoy being outdoors boating, fishing, traveling, camping, hiking, biking, and backyard bonfires. They also enjoy spending time at Jon’s family’s lake home in west central Minnesota and Jess’s family’s timberland in southeast Iowa. When not enjoying the great outdoors, you will find Jon and his family cheering on the Minnesota Twins and Wild.

Eiynk, Amanda

Amanda Eiynk

Director of Administration and Human Resource Manager


Amanda joined Grazzini Brothers in July 2013 as the Payroll & HR Manager. She also works with the Controller and CFO to assist the Finance department with Accounts Payable and other processes. In 2020 she became the Director of Administration and a member of the Leadership Team.  She is responsible for Information Technology, HR, Payroll, Security, Building Management, Contract Administration and Insurance and serves as a Trustee on Grazzini’s Profit Sharing Plan.

Amanda received a degree in Veterinary Technology from Ridgewater College in Willmar, MN. After working in that career, she discovered she had a talent and passion for Accounting and Human Resources.

Amanda enjoys spending time with her family, whether that be at home or traveling to stay with extended family on the weekends, riding motorcycles, camping or boating together. She and her kids enjoy a menagerie of semi-exotic pets they have including turtles, tortoises, bearded dragons and sugar gliders, and a goldfish named Sunkist.

Grazzini, Gene

Gene Grazzini

Chief Contracting Officer / Chairman of the Board


Gene’s career in the construction industry began over 60 years ago. He has dedicated his entire career to the tile, terrazzo and stone industry. In the early 60’s he began working as the third generation in his families’ business.  Gene started at the bottom, as a laborer, warehouse man, estimator, project manager, and worked his way to vice president, president, and CEO. Gene now serves as the Chairman of the Board and is a Shareholder. Over the years, Gene has been President of the Minnesota Ceramic Tile Contractors Association, President of the Minneapolis Builders Exchange, Director of Minnesota AGC and National Director of the AGC of America.  He received the Minnesota AGC Lifetime Achievement Award in 2001.

Gene joined the family business after serving our country for three years while in the Navy.

Gene enjoys spending time with his family and friends, gardening, hunting and fishing. Gene served as Minnesota Chairman for Ducks Unlimited, Regional Vice President for Ducks Unlimited National and he is an active member of Safari Club International – Minnesota Chapter.

Byrne, Raymond

Raymond Byrne

Vice President of Finance


Ray has worked for Grazzini Brothers & Company for over 60 years. In 1959 Ray started his career at Grazzini Brothers as a bookkeeper. Over the years he has served as a Project Manager, Controller, and Chief Financial Officer for 20 years. Ray has served as Trustee for the International Union of Bricklayers and Allied Craftworkers Health and Welfare Fund, and the Retirement and Pension Fund of Minnesota and North Dakota. He is a Past President of Tile Contractors' Association of America (TCAA) and Past President of the St. Paul Builders Exchange. He also served as Secretary/Treasurer of the Minnesota Ceramic Tile Association. Ray was the 2007 Recipient of the Carl V. Cesery Memorial Award presented by the Tile Contractors Association of America.  In 2016 Ray received the Tile Contractors’ Association of America’s (TCAA) Giacomo DeLazzero Lifetime Achievement Award.

Ray spent three years in the US Army - Combat Engineers Division. He graduated from Minnesota School of Business in 1959 and immediately went to work at Grazzini Brothers.

Ray was happily married to his wife Veronica for over 56 years prior to her passing in 2017. They have five children, 10 grandchildren and one great grandchild. Ray enjoys spending time at his lake cabin near Pine City, Minnesota. He likes puttering, remodeling work at the cabin, fishing and golfing.

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