Kirwin & Oatman Excavating Ltd. was established November 3, 1998. The three owners are David Oatman and brothers John and Jeff Kirwin. Together they bring over 75 years of combined experience in the excavation business. Complete excavating contractors for all site work and/or demolition; Footings and foundations work; Foundation repairs; Septic bed design and installation; Trucking; Snow Removal; Sand, Gravel, Mulch, Screened Topsoil at Yard. Pickup/Delivery Available.