Kiso's Core

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 At Kiso Group, our work is defined by the people behind it.

Our team brings together a collective of engineers, architects, construction management professionals, skilled tradesmen, and business leaders—each contributing a distinct discipline yet unified by a shared standard of excellence. This depth of expertise allows us to approach every project with a level of precision, coordination, and intention that is both comprehensive and highly refined.

We operate at the intersection of design, engineering, and construction—where ideas are not only envisioned but thoughtfully executed. Every detail is considered. Every system is coordinated. Every decision is made with purpose.

Guided by a culture of integrity, respect, and accountability, our team is deeply committed to craftsmanship and performance. We are process-driven by design, leveraging advanced technology and modern construction methodologies to enhance efficiency, elevate quality, and deliver lasting value.

Beyond aquatic construction, we are builders in the truest sense. Our experience extends across the full scope of construction, enabling us to contribute insight into means and methods, scheduling, and trade coordination—ensuring each project is approached holistically, from foundation to finish.

The result is a team that not only executes at a high level but elevates the entire building experience.

Hiroki F. Kurenuma - LEED AP, CGC1520519, CPC1458328, CFC1430080
President
​Hiroki began his construction career over 15 years ago, learning invaluable field and managerial lessons along the way. As a Superintendent for multiple large construction companies, he has physically built and also directed teams in the complete building of schools, hotels, restaurants, pools, fountains and private residences. Hiroki is a Certified General Contractor and a Certified Commercial and Residential Pool and Spa Contractor in the State of Florida. His vast experience and knowledge as a CGC allows him the ability to see the big picture, focusing on the process of the job with the end result in mind. When it comes to his craft, Hiroki is a perfectionist and his detail-oriented mindset carries over throughout the entire Kiso Group Team. He is passionate about his work, his company and most importantly, his clients. To Hiroki, there are no "little things".

A Miami native, Hiroki holds a bachelor's degree in industrial and systems engineering, with a minor in Business Management from the University of Florida. Born of Cuban and Japanese parents, Hiroki is fluent in English, Spanish and conversational in Japanese. He is married to Julie, and together they have a daughter, Jordan and son, Hunter. 

Chuck Zies 

Preconstruction Manager

Bringing over a decade of sales experience both in the US and internationally, Chuck has proven to be a valuable asset to the Kiso Crew. From project management to estimating and new sales development, Chuck’s work ethic and team-based mindset made an immediate impact on Kiso’ growth. His background in playing and coaching basketball both at the youth and collegiate level plays a large role in the way he manages his projects, striving for excellence on a daily basis. 

Kenji D. Kurenuma  ​​  

Permitting and Compliance Coordinator

Beginning with Kiso Group since inception, Kenji has been instrumental in managing the company's financial division. He has 20 years of experience in vendor qualifications, project forecasting, financial bonding and banking communication. He bleeds orange and blue, earning a Bachelor's Degree in Finance, with a minor in Economics and a Master's Degree in International Business, all from the University of Florida. Kenji currently resides in Gainesville with his wife, Dr. Krystal Bittar Kurenuma and their three daughters, Kai, Kloe, and Kali.  

Oscar Rodriguez  

Vice President of Field Operations
From owning and running his own companies, to managing numerous sales teams, Oscar's natural ability to grow businesses began nearly 25 years ago. His experience owning a construction company, along with the skills honed with Kiso Group, enables Oscar to have a full hands-on approach to helping our clients' visions come to fruition from inception to completion. His leadership was brought to Kiso Group in 2014, and has taken numerous roles such as field supervisor, tradesman and and mostly recently, Director of Sales and Operation. Oscar is married to Veronica, and together they have two sons, Logan and Ryder.  

Michael Penaranda

Chief Financial Officer

As the Chief Financial Officer at Kiso Group, Michael Penaranda leads the company’s financial operations with a disciplined and strategic approach—overseeing accounting, budgeting, and reporting while working closely with project teams to ensure cost control, optimized cash flow, and efficient execution across all phases of construction.

With a background in commercial real estate investment sales and mortgage lending, Michael brings a well-rounded financial perspective that bridges analytics with real-world application. His ability to align financial strategy with project performance plays a critical role in supporting both operational efficiency and long-term growth.

Michael holds a degree in Finance and Marketing from Florida State University and continues to advance his expertise in accounting and financial management as he pursues his CPA designation.