Mark C. Pennington LLC is an environmental law firm focused on urban revitalization, infrastructure, land conservation, stewardship, and sustainability.

Located at Hastings on Hudson, New York, it currently serves clients in New York City, the Hudson Valley, and the Rochester and Syracuse areas.

We represent a wide range of clients, ranging from multinational corporations to family businesses and individuals. Clients include real estate management companies, landowners, manufacturers, distributors, service companies, universities, retail businesses, small law firms, non-profit land trusts, a biofuels company, and a greenway.

Mark Pennington founded the firm in 2006, building on 20 years’ prior experience as a lawyer with two prominent law firms. In 2007, he became Of Counsel to the law firm of John E. Osborn P.C., which provides strategic advice, contract drafting, troubleshooting, and litigation counsel in complex construction and environmental projects.

As needed, he teams with John E. Osborn, P.C. to provide clients with extensive resources to manage environmental risk, get troubled projects back on course, and resolve disputes.

We provide direct, senior-level experience to our clients. We offer big-firm quality service with a small-firm style at sustainable rates. We pride ourselves on being prompt, responsive, and attentive to detail.

Please call us at (914) 478-1258.