Ryan Cornelison, President

St. Augustine native, Ryan Cornelison graduated from the University of Central Florida with a Bachelor’s degree in Organizational Management. Upon graduating, he joined a national homebuilder in Orlando where he gained extensive experience and realized his desire to become a custom home builder.

After the birth of his first child in 2007, Ryan returned to St. Augustine and founded Corner Construction Services, Inc. For over 10 years he has built a rock-solid reputation based on honest relationships and exceeding customers’ expectations.

Ryan married his high school sweetheart, Kim, and they have three children. In his spare time, he enjoys camping, boating and spending time with his wife and kids.


Jack Lassen, Sales/Operations Manager

Jack has a degree in accounting as well as a CPA designation. His career has spanned over multiple industries and has included executive level positions in Finance, Sales and Operations. He was successful in growing small organizations which ultimately lead them to being acquired. Jack joined Corner in January 2019 as Operations Manager and has assisted in the areas of sales, finance and process improvements.

Jack and his wife Pam had been visiting St Augustine for 12 years before they made a permanent move in 2017. His hobbies include boating and fishing with his wife, children and grandchildren.


Suzanne Rogero, Office Manager

Suzanne is the office manager here at Corner Construction Services, Inc. Suzanne plays the vital role of managing all administrative responsibilities as well as accounts payable and accounts receivables. Suzanne has more than 25 years of experience in residential and commercial construction.

Suzanne married into one of the founding families of St. Augustine more than 20 years ago and has a teenage son who is an avid soccer player. In her spare time, she enjoys spending time with family and friends.


Pam Lassen, Selections Coordinator/Customer Liaison

Pam was recently hired as the Selections Coordinator/Customer Liaison. She maintains a schedule and assists our clients with selections, so the build process stays on course.

Prior to working at Corner Construction, she was a Facilities Manager for a moderate size company that had 30 locations throughout the United States. Responsibilities included, but not limited to, procuring space, lease negotiations, space planning, furniture/equipment management, provided layouts and color palettes for each location, and managing office relocations.

She has lived in St. Augustine for 4 years and enjoys bike riding and gardening. She also enjoys boating and fishing with her husband. She loves to cook and entertain whenever she can and that includes time with her 3 children and 2 grandchildren.


Warren Berry, Renovations/Additions Project Manager

Warren has 19 years of experience in the construction industry. He is a state certified building contractor and is also a certified Journeyman Carpenter. He has extensive experience in both construction management and skilled labor. Warren has a focus on planning and problem-solving unique projects.

Warren has been happily married to his wife Kelly for 12 years. When he is not working, he enjoys playing golf and spending time with his 2 children.


Sam Guarino, Project Superintendent

Sam has been with Corner Construction since January 2017. He is native to St. Augustine and has been affiliated with construction most of his life. Sam has a strong work ethic which was ingrained by his dad and uncles. He has a great rapport with all the subs and co-workers. “I believe in doing things the right way and treating people with respect.”

He enjoys spending his free time with his family, camping, fishing and football. Sam is a volunteer coach for the Saint Augustine Saints Youth Football that his two stepsons participate in.


Dalton Nelson, Construction Manager/Project Superintendent

Dalton has a certificate of construction in building technologies from St. John’s County School District, that he received upon graduation from Pedro Menendez High School. Dalton has been with Corner Construction for 3 years and serves as a construction manager/superintendent. He has experience in Coastal home building, remodels and demolition. He is dedicated to the custom home build process and is reliable, consistent and efficient.

Dalton has lived in St. Augustine since 2009. His hobbies include time at the beach and thrifting.


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