Leadership Team

Leadership Team

Mark Weidman, Chief Executive Officer

MARK WEIDMAN is Harvest’s Chief Executive Officer. He oversees the company’s 400+ employees at 25 facilities that convert over two million tons per year of organic materials into products that help communities thrive. Prior to Harvest, Mark served in numerous executive leadership roles including President and Chief Executive Officer, and Vice President of Operations, during his twenty plus year career at Wheelabrator Technologies Inc., a subsidiary of Waste Management, Inc. Mark also served as President of the processing division at Synagro Technologies, Inc., and as President of Wheelabrator/BioGro. In addition, Mark worked in industrial and municipal water and wastewater treatment operations and design, and hazardous waste management. Throughout his career, Mark has developed a keen understanding of and an interest in the environmental services area.  Mark holds a B.S. in Water Resources Engineering Technology from Pennsylvania State University and is a Registered Professional Engineer in New Hampshire. In his spare time, he enjoys trail running and supports land conservation.

Gary Aguinaga, Chief Operating Officer, Energy Business

GARY AGUINAGA leads Harvest’s organics recycling businesses in California and Canada, its organics to energy (anaerobic digestion) business and its operational excellence team. Prior to joining Harvest, Gary spent 25 years with Wheelabrator Technologies, a subsidiary of Waste Management, Inc. His most recent position was Vice President of International Operations where he led project development, plant construction and operations activities. Gary held a number of field positions at Wheelabrator, including Plant Manager and Vice President, Maintenance and Reliability. Earlier in his career, Gary served as a ship’s engineer with Exxon, a launch complex supervisor at Kennedy Space Center and a senior engineer with Westinghouse at Bettis Atomic Power Laboratory. Gary holds a BS degree in Mechanical Engineering from the U.S. Merchant Marine Academy, a U.S. Coast Guard Chief Engineer’s license and an American Society of Mechanical Engineers Chief Facility Operator’s certification. He also completed the Tuck Executive Education Program at Dartmouth College. Gary lives with his wife in Cocoa, Florida and in his spare time, he enjoys boating, running, and spending time with family.

Raja Bal, Chief Financial Officer

RAJA BAL is a partner at True North Venture Partners and serves as Harvest’s Chief Financial Officer.  Prior to Harvest, Raja served as Vice President and Chief Financial Officer for GT Advanced Technologies where he was responsible for the company’s worldwide financial and administrative affairs.  He previously served as Corporate Controller and Treasurer for Skyworks Solutions, a leading provider of semiconductor solutions. Prior to this role, he held a number of senior finance positions with Skyworks, including Director of Corporate Development where he led the Company’s M&A function. Raja previously held finance positions with Lucent Technologies and Ernst & Young and holds a bachelor’s degree in commerce, with a specialization in accounting from the University of Ottawa’s Telfer School of Management.

Brent Bolton, Senior Vice President, Harvest Consumer Products

BRENT BOLTON is Harvest’s Senior Vice President for Harvest Consumer Products. He directs the division’s sales, marketing, and operations through a national network that supplies over 40 million bags of soils, mulches and natural fertilizers to more than 1200 retail stores and millions of consumers. Brent is a senior manufacturing operations and supply chain leader with over 15 years of experience working with multiple industry leaders in the $8 billion lawn and garden market. Most recently, Brent was at Lebanon Seaboard Corporation where he was the General Manager of the Grass Seed Division. He also spent close to ten years at Scotts Miracle-Gro where he was Director of Global Grass Seed Supply Chain, General Manager of Scotts Professional Seed and Director of Growing Media operations for the west region. Through his experience, Brent has a proven background in strategic and tactical decision-making resulting in increased customer service levels, improved safety performance, market expansion, and enhanced operational efficiencies. Brent holds a bachelor’s degree in Business Administration and Production and Operations Management from California State University. Brent lives in North Carolina with his family, and in his spare time enjoys many outdoor activities including golfing, skiing and hiking.

Theodore Cisowski, Senior Director, Operations Harvest Mid Atlantic

THEODORE “TED” CISOWSKI is Harvest’s Senior Director of Operations for Harvest Mid Atlantic. Under his leadership, Harvest supplies contractors and landscapers in the Baltimore, MD, and Washington, D.C. markets with large volumes of high-quality compost, mulches, and specialty soil blends. Ted has extensive senior management experience in operations and support. Most recently Ted was an Operations Manager at WalMart where he was responsible for planning and execution, forecasting, process improvement, people development, retention, and hiring.  In addition, Ted spent 20 years in various positions in the US Marine Corps. His experience illustrates a proven record of leadership by example, commitment to the mission, supervision, manpower training, and readiness, with a keen ability to teach and build teams. Ted has a bachelor’s degree in Mechanical Engineering from Purdue University, a master’s degree in Military Studies from Marine Corps University, and an MBA in Marketing and Sustainability from Northeastern University. In addition, is trained as a Lean Six Sigma Green Belt. Ted lives in Maryland with his family, and in his spare time volunteers for a number of local organizations that safeguard water supplies and support veteran military officers.

Bernard C. Fenner, Senior Vice President, Global Sales & Development

BERNARD C. FENNER leads Harvest’s Project Development group with a global perspective to further develop and grow Harvest’s organic to energy (anaerobic digestion) business. Prior to joining Harvest, Bernard spent 8 years heading the Kompogas anaerobic digestion business, first at Axpo Group where he was the CEO of Axpo Kompogas AG and thereafter at Hitachi Zosen Inova AG where he has been Vice President of the System Unit AD. At Hitachi Zosen Inova he was also assigned Managing Director international Business Development of Hitachi Zosen Inova BioMethan GmbH. Earlier in his career, Bernard worked at Bosch Packaging Technology Group and SIG Pack Systems AG in the packaging technology systems business. Bernard has 15 years’ experience in profit and loss responsibility for various business fields: Renewable Gas Engineering and Operation Business, Packaging Technology Systems, Logistic Services and 9 years’ Sales, Marketing and Business Development experience as well as Strategic Marketing, Innovation Management and Product Management. He holds a bachelor’s degree of Mechanical Engineering, a postgraduate in Industrial Engineering and an executive master of Business Administration in International Management. In his spare time, he enjoys running, salsa dancing, hiking, travelling and spending time with his fiancée and his two sons.

Chris Field, Vice President, Harvest New England

CHRIS FIELD is Harvest’s Vice President for Harvest New England. He ensures the region’s residents, businesses, farms and municipalities have outstanding organics management services and high-quality products. Chris has served the composting and mulch industry for more than three decades. In the mid 80’s, Chris joined the newly formed EarthGro team in Connecticut where he fulfilled a number of roles including dispatcher, crew lead, general manager, sales, and marketing. They primarily used windrows for composting, and also pioneered some in-vessel technology. Later, Chris joined the GreenCycle team, which was just starting up in Connecticut. It started as a composting facility in Ellington, CT, and expanded to four facilities throughout the state including Farmington, Fairfield, and Wallingford. Harvest acquired the operations in 2012 and Chris continues to lead the team to this day. Chris graduated from Harvard College with a B.A. in Economics. Chris lives in Connecticut with his family, and in his spare time, when he’s not busy supporting local farmers and landscapers, Chris enjoys sailing on Long Island Sound.

Chris Mirick, Senior Vice President, General Counsel

CHRISTOPHER MIRICK is General Counsel of True North Venture Partners’ portfolio of companies, including Harvest. He has 20 years of experience in complex corporate transactions and restructurings, representing diverse parties in and out of court, in a wide variety of industries including energy, telecommunications, hotel management, health care, retail goods, computer software, internet security, and biotechnology. Prior to joining Harvest and True North, Chris was a partner with the law firm Pillsbury Winthrop Shaw Pittman, LLP, and before that was a partner with the law firm Cadwalader, Wickersham & Taft, LLP.  He is a committed advocate for social justice, and has been recognized for his pro bono work, including litigating on behalf of unpaid immigrant workers and helping preserve affordable housing in Boston.  Chris received a B.A. in Economics and History from Amherst College and a J.D. from Harvard Law School. Chris lives in Massachusetts with family, and in his spare time, enjoys hiking and backpacking, particularly in Baxter State Park in Maine.