Liberty Back to Search Liberty Categories Electric Utilities 15 Buttrick Road , Londonderry , NH , 03053 United States (800) 833-4200 http://www.libertyutilities.com Contacts Primary Neil Proudman President Mary Casey Environmental Program Manager Mary Coleman Stephen Hall Sarah Knowlton Ryan Lagasse Matthew Minghella Energy Efficiency Analyst - NH Andy Morgan Steven Mullen Manager, Rates & Regulatory - NH Tracy Musto Tisha Sanderson Director, Capital Projects & Planning Michael J. Sheehan, Esq. Senior Counsel David Simek Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone