About Us

Corporate Profile

Over a century of knowledge, experience and quality service…

Incorporated as a water utility in 1897, Middlesex Water Company (NASDAQ:MSEX) provides a full range of regulated and non-regulated water, wastewater utility and related services in parts of New Jersey, Delaware and Pennsylvania. Middlesex Water engages in collecting, treating, distributing and selling water for domestic, commercial, municipal, industrial and fire protection purposes.

A Family of Companies Dedicated to
Quality Water and Wastewater Service

Middlesex Water Company owns and operates regulated water utility and wastewater systems in New Jersey, Delaware and Pennsylvania. The Company also operates water and wastewater systems under contract on behalf of municipal and private clients in New Jersey and Delaware. Middlesex Water has grown from a single water utility to an enterprise with distinct business operating units meeting a full range of residential, commercial, and municipal water and wastewater needs.

Through our affiliated companies we are delivering technical and management capabilities that creatively address challenges such as aging infrastructure and increasing regulatory pressures faced by municipalities, developers and small system owners. The company’s subsidiaries include Tidewater Utilities, Inc., Pinelands Water Company, Pinelands Wastewater Company, Twin Lakes Utilities, Inc., Utility Service Affiliates, Inc., Utility Service Affiliates (Perth Amboy) Inc., Utility Service Affiliates – Avalon and Tidewater Environmental Systems, Inc. Tidewater’s wholly-owned subsidiaries include Southern Shores Water Company, LLC and White Marsh Environmental Systems, Inc.

The Company has two overall business segments:

  • Regulated: The regulated business involves collecting, treating and distributing water on a retail and wholesale basis to residential, commercial, industrial and fire protection customers in parts of New Jersey and Delaware. This segment also includes regulated wastewater systems in New Jersey, Delaware and Pennsylvania.
  • Non-Regulated: Non-regulated contract services includes the operation and maintenance of municipal and private water and wastewater systems in New Jersey and Delaware.

Our Services

Creating Opportunities Through Full Service Solutions

The Middlesex Water family of companies has built a strong reputation for delivering value for our clients through sound, technical water and wastewater solutions. Our reputation as an honest and ethical problem solver is growing and we’d like to put our expertise to work for you. Middlesex Water, with over a century of utility management and operations experience, offers municipalities, developers and small system owners a comprehensive suite of water and wastewater solutions.

We offer a solid and disciplined approach to water- and wastewater-related services management that is rooted in experience, a commitment to quality and integrity.

Experience – Since 1897, we’ve built a reputation as an industry leader in providing water and wastewater solutions. This reputation is backed by a solid financial and managerial network that provide the capital investment and institutional knowledge necessary for successful project completion.

Quality – Our dedicated professionals, skilled in technical, operational and regulatory matters, are passionate about their work and committed to delivering service that meets our residential and commercial customers’ highest standards.

Integrity – As our professional capabilities have grown, so has our reputation for delivering practical and effective solutions. Our relationships with our customers, shareholders and employees are based on trust, mutual respect and transparency. We partner with municipalities and developers to design local, cost-effective solutions that uniquely address their needs.

Have questions about how to manage your water system more efficiently? Whether you represent a municipality, developer or small system, we can offer practical assistance in day-to-day administration and system operations. Whether it’s providing a plentiful and reliable supply of safe drinking water or managing wastewater efficiently, we can provide the resources, local knowledge and a total management solution that is economically, operationally and environmentally sound.

Our comprehensive range of services include:

  • Water Production, Treatment and Distribution
  • Full Service Municipal Contract Operations
  • Design/Build/Own/Operate System Assets
  • Public/Private Partnerships
  • Wastewater Collection and Treatment
  • Water and Wastewater System Maintenance
  • Water and Sewer Line Maintenance Programs (through a third party vendor)

Contract Operations

Our professional staff of engineers, state-licensed operators and water quality professionals have been recognized for outstanding service to the industry on state and national levels and are regarded as experts in their fields. As new regulations require greater levels of compliance, contract operations agreements may offer our clients peace of mind. Our professional capabilities encompass three distinct segments:

Utility Services

  • Ownership, operation and maintenance of water or wastewater systems for developers, communities and state and federal government agencies
  • Public/private partnerships
  • Design, build, finance or any combination thereof

Water and Wastewater Contract Services

  • Full service water and wastewater contract operation services
  • Private developer or community-owned systems
  • Government, county or municipally-owned systems
  • Public/private partnerships
  • Water and wastewater system maintenance or related services
  • Water and wastewater system capital improvements
  • Project management services
  • Preventative maintenance programs

Acquisition Arrangements

As water and wastewater system owners face an increasing need for essential capital improvements driven by new regulatory requirements, acquisition by Middlesex Water Company offers the following benefits:

  • Stable rates regulated by each state’s utility commission
  • Financial stability with more than a century of experience
  • Regulatory compliance
  • Responsive customer service
  • Professional local, licensed and established support staff
  • Peace of mind due to complete relief of responsibility for operations, maintenance and capital improvement of your existing and future water or wastewater system

Contact us to learn how we can meet your needs to deliver water and wastewater solutions that make sense.

In New Jersey and nationwide, call: 732-634-1500 or email [email protected] or [email protected]

In Delaware, call: 877-720-9272

Corporate Responsibility

At Middlesex Water Company, we recognize that we are responsible to our customers, shareholders and employees. We provide a vital service that supports quality of life and the framework for strong economic development. We also understand that investing in the communities we serve helps us fulfill our business strategy and protects the long-term sustainability of the company.

Employees of the Middlesex Water family of companies are actively involved in the companies’ service areas and in their own communities. Through our support of youth education, health and safety, environmental awareness and economic development efforts, we strive to improve the quality of life for our employees, our customers and the communities we serve. We value our role as a good corporate neighbor and are proud of our long history of community involvement through volunteerism, financial support, outreach initiatives and our bottled water donation program.

We care about the communities we serve and strive to balance our financial, environmental and social responsibilities in a prudent manner while delivering consistently strong shareholder returns.

We invest in our communities through a number of initiatives:

Corporate Contributions

We choose to focus our resources and provide strategic investments in initiatives that are closely aligned with our business philosophy and values. Our areas of focus include youth education, health & wellness, fire safety and environmental education.

Employee Involvement

Employees are regularly involved in outreach to schools and organizations, charity food and holiday gift drives, home improvement projects and other community building activities.  In addition, many employees generously donate their time, talent and resources in serving on local boards and organizations.

Bottled Water Program

We provide a limited supply of bottled water to local organizations for special community events. Requests must meet certain criteria.


For more information or to submit a request for any of the above:

In New Jersey, please call (732) 634-1500 ext. 1221 or e-mail [email protected].

In Delaware, please call (877) 720-9272 ext. 1001 or e-mail [email protected].

Leadership Team

Board of Directors

Dennis DollDENNIS W. DOLL joined Middlesex Water as Executive Vice President in November 2004 and was named President and Chief Executive Officer and a Director of Middlesex effective January 1, 2006. In May 2010, he was elected Chairman of the Board. He has more than 30 years of experience in regulated and non-regulated water utility management, with a diverse management background in matters related to water and wastewater utilities, contract operations and capital management. Mr. Doll serves as a volunteer Director on selected non-profit utility industry-related Boards including the New Jersey Utilities Association (Past Chairman), the Water Research Foundation (co-Vice Chairman), the National Association of Water Companies (Past President) and Court Appointed Special Advocates (CASA) of Middlesex County. He received a B.A. Degree in Accounting and Economics from Upsala College.

AMY B. MANSUE is President of Southern Region Robert Wood Johnson Barnabas Health. She formally served as President and Chief Executive Officer of Children’s Specialized Hospital, where she lead a skilled team of clinicians and therapists. Ms. Mansue’s background includes serving as a staff member on healthcare policy for former New Jersey Governor Jim Florio; serving as a Deputy Commissioner in the New Jersey Department of Human Services and as Deputy Chief of Staff to former New Jersey Governor James McGreevey. Ms. Mansue serves on the Boards of the New Jersey Chamber of Commerce, the New Brunswick Development Corporation, and Children’s Hospital Association, where she serves as Treasurer. Ms. Mansue holds a Bachelor’s degree in social welfare and a Master’s degree in social work, planning and management from the University of Alabama.

James Cosgrove, Jr.JAMES F. COSGROVE, Jr. P.E. is Vice President and Principal of Kleinfelder, a firm offering consulting in architecture, civil and structural engineering, construction management, environmental analysis, remediation, and natural resources management throughout the U.S., Canada and Australia. A Professional Engineer licensed in the State of New Jersey, Mr. Cosgrove has over 25 years’ experience in the field of environmental engineering and science with extensive background in water quality monitoring and modeling. Prior to his current position, Mr. Cosgrove was Principal and Founder of Omni Environmental LLC, an environmental consulting firm based in Princeton, NJ. Mr. Cosgrove’s professional affiliations include the American Society of Civil Engineers, the American Water Resources Association, the National Society of Professional Engineers, and the Water Environment Federation, among others. He served as a director of the Association of Environmental Authorities from 2005-2011 and currently serves as Chairman of the New Jersey Clean Water Council. Mr. Cosgrove received a B.S. degree in Civil Engineering from Lafayette College and earned his M.E. in Environmental and Water Resource Systems Engineering from Cornell University.

 Jeffries SheinJEFFRIES SHEIN is managing partner, JGT Management Company, LLC, a management and investment firm since 2003. He was formerly a Partner of Jacobsen, Goldfarb and Tanzman Associates, one of the largest industrial and commercial real estate brokerage firms in New Jersey. Mr. Shein retired from the Board of Directors of Provident Bank in April 2015 and was a director of its predecessor First Savings Bank. Mr. Shein has served on boards and committees of numerous community, non-profit and professional organizations. Mr. Shein is a member of the Society of Office and Industrial Realtors. He received a B.A. in Economics from Rutgers University.

Steven M. Klein, CPASTEVEN M. KLEIN serves as President, Chief Operating Officer of Northfield Bancorp, Inc. and its subsidiary, Northfield Bank, with overall responsibility for activities of these entities. He was named to the Board of Directors of Northfield Bancorp. Inc. and Northfield Bank in August 2013. He joined Northfield Bancorp, Inc. in 2005 as Chief Financial Officer and was named Chief Operating Officer in 2011. Mr. Klein’s background includes serving as an audit partner with the international accounting and auditing firm KPMG LLP. He is a Certified Public Accountant and member of the American Institute of Certified Public Accountants and the New Jersey Society of Certified Public Accountants. He is a member of the New Jersey Bankers Association and the American Bankers Association. Mr. Klein serves on the Board of Trustees of CentraState Medical Center. He earned a B.A. in Business Administration from Montclair State University.

 Walter G. ReinhardWALTER G. REINHARD, ESQ. served as a partner in the law firm of Norris McLaughlin & Marcus, P.A. prior to his retirement from the active practice of law and partnership in the firm on December 31, 2014. He remains “of counsel” to the firm. He had been with the firm since 1984 and practiced administrative, environmental and regulatory law involving public utilities. He brings over 40 years of law experience to the Board including expertise in handling regulatory matters before the New Jersey Board of Public Utilities and the New Jersey Department of Environmental Protection. Mr. Reinhard’s professional affiliations include the New Jersey State Bar Association and its Public Utility Law Section (Chair, 1988-89), the Water Utility Council of the American Water Works Association, New Jersey Chapter, and the New Jersey Chapter of the National Association of Water Companies. Mr. Reinhard serves as a director of the Fanwood-Scotch Plains YMCA. He received his B.A. from the University of Pennsylvania and his J.D. from Pennsylvania State University’s Dickinson School of Law.

Kim C. HanemannKIM C. HANEMANN is Senior Vice President – Delivery Projects and Construction of Public Service Electric and Gas Company (PSE&G), New Jersey’s oldest and largest public utility company, where she is responsible for execution of the company’s large transmission construction projects. Her responsibilities include oversight of project management, project controls, licensing and permitting, and commissioning. This large portfolio of services under Ms. Hanemann’s management also includes management of key components of PSE&G’s resiliency initiatives and asset hardening projects on company facilities. Ms. Hanemann has held numerous leadership positions in both electric and gas field operations and in utility support operations. She was named Vice President in 2010, and Senior Vice President in 2014. Ms. Hanemann serves as a director of the Foundation Board of Children’s Specialized Hospital. She is also the Executive Sponsor for PSEG Women’s Network, an employee resource group aimed at providing women with career development insights and serves on PSEG’s Diversity and Inclusion Council. Ms. Hanemann earned her Bachelor’s degree in mechanical engineering from Lehigh University and an M.B.A. from Rutgers Graduate School of Management.

Senior Management

Dennis DollDENNIS W. DOLL joined Middlesex Water as Executive Vice President in November 2004 and was named President and Chief Executive Officer and a Director of Middlesex effective January 1, 2006. In May 2010, he was elected Chairman of the Board. He has more than 30 years of experience in regulated and non-regulated water utility management, with a diverse management background in matters related to water and wastewater utilities, contract operations and capital management. Mr. Doll serves as a volunteer Director on selected non-profit utility industry-related Boards including the New Jersey Utilities Association (Past Chairman), the Water Research Foundation (co-Vice Chairman), the National Association of Water Companies (Past President) and Court Appointed Special Advocates (CASA) of Middlesex County. He received a B.A. Degree in Accounting and Economics from Upsala College.

 A. Bruce O'Connor, CPAMr. O’Connor, a Certified Public Accountant, has more than 20 years experience in corporate, public and utility accounting. He joined the Company in 1990 and was elected Vice President and Chief Financial Officer in 1996. He is responsible for financial reporting, customer service, rate cases, cash management and financings. Mr. O’Connor has a degree in Accounting and an M.B.A in Finance. His professional affiliations include the American Institute of Certified Public Accountants, the NJ State Society of Certified Public Accountants, the National Association of Water Companies and the New Jersey Utilities Association.

 Richard M. RisoldiMr. Risoldi has over 30 years experience in water and wastewater treatment, distribution and collection, water quality analysis, operations and maintenance, financial modeling and technology implementations. He joined the Company in 1989 as Director of Production and held positions of increasing responsibility before being named Vice President – Operations and Chief Operating Officer in January 2010. Mr. Risoldi oversees all departments responsible for water and wastewater treatment and production, engineering, construction, distribution, collection and information technology. He earned his B.S. Degree in Biology from Rutgers University and holds professional licenses in water treatment and distribution, wastewater treatment and collection in NJ. He is a member of the American Water Works Association National and NJ Section, the New Jersey Utilities Association and the Water Environment Federation.

Jay KooperIn 2014, Mr. Kooper joined Middlesex Water Company. Mr. Kooper brings 15 years of experience representing electric, gas, water, wastewater, telephone and cable companies as well as municipalities and private clients before 15 state public utility commissions and legislatures, federal agencies and federal and state appellate courts. He most recently served as Director of Regulatory Affairs for Hess Corporation. Mr. Kooper also served as President of the Retail Energy Supply Association, a national trade association of competitive retail energy suppliers. Prior employment includes service as an associate in the Public Utilities Law Practice Group with Wilentz, Goldman & Spitzer, P.A. and as Energy Policy Attorney with the New York City Economic Development Corporation.

Mr. Kooper’s affiliations include the New Jersey State Bar Association’s Public Utility Law Section, the Energy Bar Association, and the New York City Energy Policy Task Force. He received his Juris Doctor from George Washington University Law School and is a graduate of Emory University with a B.A.in Political Science and History.

Ms. Sohler has more than 20 years experience in providing strategic communications counsel in the utilities and financial sectors. She joined the Company in 1994, was named Director of Communications in 2003 and Vice President-Corporate Affairs in 2007. She oversees corporate communications and investor relations, customer education, government affairs and media relations, marketing, and community relations. Before joining the Company, she held marketing communications management positions in the financial services industry. Ms. Sohler has a B.A. from Seton Hall University and a M.A. in Public Communications from Fordham University. She is Chair of the New Jersey Utilities Association’s Communications Committee, a 2007 Leadership NJ Fellow, and serves in a leadership capacity on numerous industry and community boards.

 Lorrie Beth GinegawMs. Ginegaw has more than a decade of experience in human resource management. She joined Tidewater Utilities, a Middlesex Water affiliate in 2004. In May 2007, Ms. Ginegaw was promoted to Director of Human Resources for Middlesex and effective March 1, 2012, Ms. Ginegaw was appointed Vice President-Human Resources. Ms. Ginegaw is responsible for all Human Resources throughout the Company. Prior to joining the Company, Ms. Ginegaw worked in human resources positions in the healthcare and transportation/logistics industries. She earned a B.A. from Wichita State University and a M.B.A. from Wilmington University. She serves on the Board of the New Jersey Utilities Association.

Gerard Esposito

Mr. Esposito has over 40 years experience in resource management planning, program administration and regulatory affairs. He joined Tidewater, a Middlesex Water affiliate, in 1998 as Executive Vice President and was elected President of Tidewater in 2003. Prior to joining the Company, he worked in various executive positions including as Director, Division of Water Resources for the Delaware Department of Natural Resources and Environmental Control. Esposito holds a B.S. in Environmental Science from Rutgers University and a M.S. from the University of Delaware. He is a member of various professional organizations and serves on numerous community and economic development boards.