Adam is the co-owner of BlackRock Construction and his visionary thinking and extensive background in finance, real estate, and marketing guides the business. In September 2012, Adam Hergenrother Construction merged with Hergenrother Custom Development to form BlackRock Construction, a development, project management, and construction powerhouse.

Adam is a dynamic, decisive, results-oriented leader with remarkable foresight and innovation, driven to continuously bring business to the next level. His superior interpersonal skills and dedication to a team approach drives organizational improvements and implementation of best practices, while motivating his team to peak performance.

A born and raised Vermonter, Adam lives in Charlotte, VT with his wife, Sarah, and three children, Sienna, Asher, and Madelyn.



As co-owner of BlackRock Construction, Tom’s entrepreneurial spirit, leadership and critical thinking combined with his background in business, finance and real estate development will provide the perfect synergy.

Upon graduating from The University of Vermont with a degree in Business with dual concentration in finance and marketing, Tom started his business career in the finance industry working for Bombardier Capital. Tom continued his education upon graduation from UVM by obtaining his Master’s degree from Saint Michaels College.

In 2006, Tom decided to leave the financial world of commercial underwriting and embark on a career in real estate. In 2008, Tom founded Hergenrother Custom Development which specialized in residential and light commercial development. Over the next five years, Tom’s development expertise and direct, but inspiring, management style, helped provide the platform to grow Hergenrother Custom Development to a successful business in the greater Burlington area.

Combined with a bold yet calculated decision-making mindset, Tom’s innate ability to structure and streamline organizational and construction practices helps to provide the foundation for increased business productivity. With his focus on growth, providing exceptional value, and employee satisfaction, Tom has created a platform for success.

Tom lives in South Burlington, VT with his wife, Kelly, and three children, Amelia, Jonathon, and Zoey.


Chief Financial Officer

Kemener, CFO at BlackRock, uses his passion, energy, and analytical mindset, to bring tremendous value to people, projects, and companies on a daily basis.  He particularly enjoys helping people recognize and achieve their true potential. Kemener’s experiences in commercial finance, collaboratively working to grow and manage a nearly $100 million portfolio, serve as a tremendous asset for both investors and investments.

Kemener lives in Colchester, Vermont with his beautiful wife and daughter. When not furthering the vision of BlackRock, he spends time with his family, as well as enjoying time on picturesque Lake Champlain.

Contact: | 802.861.1126


Vice President of Marketing and Development

As Vice President of Marketing and Development, Ben manages the development and permitting teams for both internal and client based projects. Ben’s mission is the evaluation and creation of projects and opportunities for BlackRock and its clients. Overseeing development projects from the initial negotiation through the permitting process, to construction start, while creating win-win situations for all stakeholders is his overall goal. Ben’s focus on these values makes him an asset to any type of project and an excellent advocate for our clients.

A native of Rochester, NY, Ben has resided in Vermont for the better part of the last 20 years. He has a strong entrepreneurial background including 15 years in food service including multi-unit management and franchise/wholesale ownership. For the past five years he has been a consultant to small to mid-sized businesses in the greater Burlington, VT area in the fields of general strategy, restructuring, and development. As a function of many of these roles, Ben has worked with clients in the areas of commercial investment, residential development and management, as well as redevelopment of underutilized assets. He takes an objective and fair approach to transactions and is very adept at negotiations on high value properties, permitting coordination, and complex transactions.

Ben lives in Williston, VT with his wife, Michelle, and their four children.

Contact: | 802.861.1121


Vice President of Investor Relations

As VP of Investor Relations, Ben Durant focuses on finding and evaluating development projects for their sound investment potential. Ben has a strong entrepreneurial background and has either been a business owner or involved with start-ups for most of his career. Ben is highly analytical and is adept at understanding the ins and outs of a deal and is skilled at conveying the backstory to his clients. Much of his early career was in lending where he became indoctrinated in the concepts at risk. Ben prides himself on being a trusted advisor and is driven to match investors with winning development opportunities that match their risk profiles.

Ben lives in Williston, VT with his wife, Amy, and three children, Adelaide, Eloise, and Truman.

Contact: | 802.861.1132


Senior Project Manager

As Senior Project Manager, Mike’s goal is to expand business and operations by focusing on client services, design/build, and exceptional management of each project.  Mike will be responsible for estimating, pre-construction activities, planning, safety, and project management oversight during construction to ensure the highest quality at completion. He is a hands on leader who has managed the construction of a wide array of projects, including large commercial retail, multi-family housing, hospitality, educational buildings, health care facilities, and industrial facilities.

With over 30 years of experience, Mike has gained an extensive knowledge of building practices and delivery systems, having worked in multiple roles in both the field and office. During these years, Mike has fostered long term customer and subcontractor relationships having completed successful projects throughout the Northeast.

A father of five daughters, Mike relocated from upstate New York and lives in Colchester, VT.

Mike Choppa Sr. PM Past Completed Projects

Mike Choppa Sr. PM Resume

Contact: | 802.861.1124


Residential Project Superintendent

As Residential Project Superintendent, Keith will be responsible for supervising and managing the daily operations on site at all BlackRock Construction residential home builds.

Before joining the BlackRock team, Keith worked for Neagley and Chase Construction Company as a commercial lead Carpenter. Prior to that Keith spent 5+ years working for himself as a custom finish carpenter. Keith has a strong background and firm foundation in the world of building and is a welcome addition to the BlackRock team.

Contact: | 802.310.4612


Commercial Project Superintendent

As BlackRock’s Commercial Project Superintendent, Jason is responsible for Supervising and managing the daily operations on our commercial job sites. Jason’s goal is to provide a safe, team oriented jobsite that runs efficiently and on schedule. With over 20 years in the construction industry, 3.5 running his own stone company, Jason’s knowledge and leadership skills are a great asset to the company. In his free time he can be found on the mountain or out on his boat with his Great Dane Ash in tow.