Our Team

As a team, AC Power is dedicated to promoting and developing solar energy projects on landfills and brownfield sites. With backgrounds in landfill management and development, environmental compliance, and solar development, our team is fully prepared to address all the challenges and complexities of siting solar on these potentially difficult sites.

Annika Colston

Founder and President

Annika Colston Annika Colston founded AC Power to bring unique vision to solar PV project development and management on landfill and brownfield sites. Annika has been developing alternative energy projects for nearly two decades and has experience across all aspects of project development. She has worked with all stakeholders needed to make alternative energy projects successful. These stakeholders include governments, local municipalities, Fortune 500 companies, landowners, utilities, and more.

The breadth of her experience makes her capable of solving conflicts and bringing teams together to ensure success. Annika has a unique ability to bring projects to operation on time and within budget. Ms. Colston has been a senior manager of four start-up companies that sourced private and public capital to drive investment in environmentally and socially beneficial projects. Annika has a long track record of successfully taking projects through the entire development process including origination, contract negotiations, due diligence, financing and investor approvals, permitting, structuring off-take agreements, equipment procurement, construction contracting, and operations.

Prior to AC Power, Annika was Vice President at PV Navigator where she originated and developed over 50 MW of solar projects on landfills and brownfields. From 2011 to 2014, Ms. Colston was President of C2i Methane where she developed and sold a portfolio of landfill gas to energy projects. Ms. Colston's work experience includes entities that were market leaders such as E+Co, which invested seed capital in sustainable development projects in Africa using innovative investment structures; EcoSecurities, a first of its kind company marketing Kyoto Protocol projects globally; and Blue Source, the largest carbon credit portfolio in the US. During her career, Ms. Colston has worked on solar, landfill gas, anaerobic digestion, coal mine methane, hydropower, and energy efficiency projects.

A pioneer in carbon credit markets, both compliance and voluntary markets, Annika was responsible for sourcing, developing and marketing the first ever climate change project under the Kyoto Protocol to receive carbon credits. She has been innovating ever since. Ms. Colston holds a Masters of City Planning from Massachusetts of Institute of Technology and a Bachelor of Arts in Economics and Environmental Studies from Boston University.


Henry Anreder

Vice President

Henry Anreder Henry manages a variety of responsibilities including business development, financial analysis, regulatory incentive monitoring, and project origination and management. He has experience successfully securing contracted offtake, development capital, and asset purchases for distributed generation solar projects in ISO-NE, NYISO, and PJM. Prior to joining AC Power, Henry worked at Freepoint Commodities in Stamford, CT where he was responsible for solar project development and power marketing for the company’s solar development subsidiary, Freepoint Solar, LLC. He also managed portfolio management and investor due diligence for energy asset investments.

Before his role at Freepoint, Henry was based in Washington D.C. for five years working as a business development specialist for attorneys at Blank Rome LLP (fka Dickstein Shapiro LLP) prior to returning to complete his Master of Arts in Energy, Resources, and the Environment at Johns Hopkins University SAIS. He also holds a Bachelor of Arts in World Politics from Hamilton College.


Andrea DeBernardis

Northeast Regional Director

Andrea DeBernardis As Northeast Regional Director, Andrea leads AC Power’s project origination and development in the Northeast region utilizing her significant experience in permitting, environmental monitoring, and management of contractors to maintain budgets and schedules. By developing and managing relationships with key partnerships, Andrea is able to deliver in business development and origination activities to identify, qualify, and secure solar project opportunities across diverse markets. Andrea performs due diligence of solar projects including site visits and analysis, navigating complex permitting and zoning approval processes, managing the interconnection process, securing electricity off-take, and overseeing design of the solar project. Additionally, she actively researches the status of regulatory regimes to provide insight on the implications of changing policy to project assumptions.

Prior to AC Power, Andrea worked with a diverse team of program directors, project managers, and subcontractors to develop a 62 MW portfolio of 19 solar projects in Massachusetts. She represented the program to address concerns of abutting property owners, municipalities, and the public. To provide education on the program and the solar industry, she regularly developed outreach material and events. Andrea also assisted in the Project’s environmental compliance performing regular erosion control inspections in accordance with each site’s SWPPP, monitoring permit approvals and compliance, and reporting to regulatory agencies. She was responsible for the technical and financial documentation to agencies including ISO New England, Massachusetts DOER, and the US Department of Energy.

Andrea DeBernardis holds a Bachelor of Science in Environmental Science from the University of Connecticut and is pursuing a Master of Professional Studies in Renewable Energy and Sustainability Systems with a concentration of Solar Energy from the Pennsylvania State University.


Kyle Miller

Mid-Atlantic Regional Director

Kyle Miller As Mid-Atlantic Regional Director, Kyle leads AC Power’s origination and development efforts in the Mid-Atlantic region with a focus in NJ, MD, and PA. By leveraging his project development expertise, Kyle originates optimal brownfield properties to participate in emerging community solar programs and future solar legislation. He works with landowners to optimize their property value by turning their inactive property into a cash generating asset. Kyle also leads the interconnection strategy across AC Power’s portfolio by managing interconnect applications and the supplemental utility studies. From initial screening to impact studies, he works closely with the electric utilities to minimize cost and maximize system capacity. He will assist in all aspects of the development lifecycle including securing financial incentives, coordinating the permitting and zoning tasks, and identifying electricity off-take.

Prior to AC Power, Kyle worked on the Project Development team at Safari Energy, a leading commercial and industrial solar developer, where he oversaw the development of rooftop solar systems from contracting through commercial operation. He coordinated the interconnection strategies for over 30 commercial solar systems located throughout the Northeast, Illinois, and Colorado. Before his role at Safari Energy, Kyle researched policy and incentive programs for Brightfields Development in Boston, MA. Kyle holds a Bachelor of Science in Environmental Studies and Economics from Northeastern University.


Tina Carr

Policy Director

Tina Carr In her capacity as Policy Director, Tina helps guide company outreach into developing markets; research state and local legislation; connect with townships that are striving to monetize renewable energy assets to support local economic growth; outline the incentives driving solar development; and create opportunities for expanding solar while building relationships with stakeholders across sectors. 

Tina brings over 25 years of research, writing and entrepreneurial experience in diverse positions to AC Power. She is driven by the unshakable belief that building for a sustainable future is possible with innovative problem solving, persistence and relationship-building.

Tina is excited to be working with AC Power after previously conducting contractual research and organizational duties at C2iMethane, where Ms. Colston shepherded challenging renewable energy projects into development.

Among her other achievements, Tina worked as Project Manager for a non-profit developing public school curricula focused on educating for sustainability; co-founded and owned a retail shop that featured housewares and wearable accessories made from recycled and repurposed materials; co-authored a cookbook about sustainable meal sharing; worked as a researcher for the LA Times in the Moscow, Russia bureau, and continues to advocate for the installation of a 250kW PV array on the apartment complex where she resides permanently in New York City. Tina holds a Bachelor of Arts from the University of California, Berkeley.


Robert Simkins

Head of Origination
Robert Simkins serves as Head of Origination at AC Power. In this capacity, Bob is responsible for identifying potential sites and assessing their viability for successful solar project development. Given his extensive experience working with landfills in the region he is well qualified to assess the environmental impact to potential landfill or brownfield sites. Furthermore, with over 40 years of experience in the industry, Bob has worked with the agencies and stakeholders active in both the alternative energy as well as waste management industries.

Mr. Simkins assists with due diligence review of each site; coordination of legal, environmental and engineering consultants; securing local and state approvals; and acting as liaison with site owner, New Jersey Department of Environmental Protection and local municipal officials. Prior to joining AC Power, Bob provided consulting services to PVNavigator working directly with Annika Colston to identify candidate sites in New Jersey; over 20 MW of which were contracted for project development. The vast majority of Bob’s career was spent as the Director of Solid Waste for Burlington County, New Jersey.

While his responsibilities varied over this time, activities relevant to AC Power include preparing scope of services and RFP for design of capping of Landfill and developing the Closure and Post Closure Plans for Landfills Nos. 1, 2 and 3. He provided administration and oversight of the post closure O&M activities for Landfill 1, which included management of landfill gas, leachate, storm water and vegetative cover. Lastly, he was responsible for administration and oversight of the contract with NJDEP / Site Remediation Program for the Post Closure O&M activities of the adjacent FLR Landfill.

With over 40 years of experience, Mr. Simkins’ areas of expertise include:

  • Utility-Scale Solar PV Facilities on Closed Landfills
  • Sanitary Landfill Design, Construction, Operations and Maintenance
  • Sanitary Landfill Closure and Post Closure Care - O&M
  • Landfill Biogas Management, Enhancement and Utilization
  • Landfill Leachate Management
  • Organic Waste Management and Recycling
  • Renewable Natural Gas (RNG) Production and Utilization
Mr. Simkins holds a Bachelor of Science in Environmental Sciences from Rutgers University, New Brunswick, NJ