Clough Harbour & Associates LLP CHA’s survey services include topographic, hydrographic, boundary, and photogrammetric surveys; right-of-way/easement preparation; global positioning systems; hazardous waste surveys; construction staking; mapping; forensic surveys; and expert witness services. Website: http://www.cloughharbour.com NH Office: 11 King Court Keene, NH 03431-4648 Ph: (603) 357-2445 Fax: (603) 357-8770 Email: chakeene@cloughharbour.com