National Security Technologies, LLC Contract Modifications

NSTec was the former Management and Operating contractor for the NNSS and satellite facilities of the NNSA Nevada Field Office. The contract valued at approximately $2,500,000,000 was awarded on March 28, 2006. The contract period of performance was July 1, 2006 through September 30, 2011, with the potential for five additional performance-based award–term years. The contract expired November 30, 2017.

Name: Effective Date: Description:
pdf DE-AC52-06NA25946_MOD_337 12/21/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_336 12/20/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_335 11/29/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_334 11/29/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_333 11/27/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_332 11/8/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_331 10/30/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_330 10/27/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_329 9/28/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_328 9/27/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_327 9/26/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_326 9/5/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_325 8/29/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_324 8/29/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_323 8/10/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_322 7/28/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_321 7/27/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_320 7/24/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_319 6/29/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_318 6/29/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_317 6/19/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_316 6/13/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_315 5/30/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_314 5/30/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_313 5/16/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_312 5/11/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_311 5/9/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_310 4/28/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_309 4/27/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_308 3/28/2017 De-Obligation of Funds
pdf DE-AC52-06NA25946_MOD_307 3/31/2017 De-Obligation of Funds
pdf DE-AC52-06NA25946_MOD_306 3/28/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_305 3/28/2017 De-Obligation of Funds
pdf DE-AC52-06NA25946_MOD_304 2/27/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_303 2/27/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_302 2/27/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_301 1/31/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_300 1/26/2017 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_299 1/25/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_298 1/10/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_297 1/5/2017 Contract Modification
pdf DE-AC52-06NA25946_MOD_296 12/29/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_295 12/29/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_294 12/20/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_293 12/13/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_292 11/28/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_291 11/28/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_290 11/10/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_289 11/10/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_288 11/2/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_287 10/28/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_286 9/29/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_285 9/29/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_284 9/12/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_283 9/6/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_282 8/31/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_281 8/29/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_280 7/27/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_279 7/27/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_278 6/29/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_277 6/29/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_276 5/26/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_275 5/26/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_274 7/18/2016 Contract Modification
pdf DE-AC52-06NA25946_MOD_273 4/28/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_272 4/28/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_271 3/28/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_270 3/28/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_269 3/3/2016 Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_268 2/26/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_267 2/26/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_266 1/29/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_265 1/28/2016 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_264 1/21/2016 Mutual Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_263 1/19/2016 Contract Type and Value
pdf DE-AC52-06NA25946_MOD_262 12/28/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_261 12/28/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_260 12/17/2015 DOE Directives
pdf DE-AC52-06NA25946_MOD_259 11/20/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_258 11/20/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_257 10/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_256 10/28/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_255 10/29/2015 Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_254 9/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_253 9/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_252 9/29/2015 Contract Type and Value
pdf DE-AC52-06NA25946_MOD_251 9/23/2015 Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_250 9/14/2015 Changes per Agreement of Parties
pdf DE-AC52-06NA25946_MOD_249 8/31/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_248 7/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_247 7/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_246 6/25/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_245 6/25/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_244 5/27/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_243 5/27/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_242 5/26/2015 Mutual Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_241 4/27/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_240 4/27/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_239 3/30/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_238 3/30/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_237 3/11/2015 Mutual Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_236 2/27/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_235 2/27/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_234 2/25/2015 Contract Modification
pdf DE-AC52-06NA25946_MOD_233 1/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_232 1/29/2015 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_231 12/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_230 12/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_229 11/21/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_228 11/21/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_227 10/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_226 10/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_225 10/2/2014 Contract Type and Value
pdf DE-AC52-06NA25946_MOD_224 9/30/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_223 9/30/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_222 9/26/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_221 8/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_220 9/5/2014 Contract Modification
pdf DE-AC52-06NA25946_MOD_219 8/28/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_218 8/28/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_217 7/31/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_216 7/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_215 7/9/2014 Mutual Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_214 6/26/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_213 6/26/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_212 5/29/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_211 5/28/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_210 6/4/2014 Mutual Agreement of the Parties
pdf DE-AC52-06NA25946_MOD_209 5/21/2014 Contract Modification
pdf DE-AC52-06NA25946_MOD_208 4/25/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_207 4/25/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_206 3/31/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_205 3/31/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_204 3/5/2014 Modify Appendix C
pdf DE-AC52-06NA25946_MOD_203 2/26/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_202 2/26/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_201 1/30/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_200 1/30/2014 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_199 1/29/2014 Contract Modification
pdf DE-AC52-06NA25946_MOD_198 12/23/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_197 12/23/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_196 12/2/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_195 11/25/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_194 11/25/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_193 12/2/2013 Funding Modification
pdf DE-AC52-06NA25946_MOD_192 10/25/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_191 10/25/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_190 10/18/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_189 9/30/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_188 9/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_187 9/26/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_186 9/23/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_185 8/28/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_184 8/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_183 8/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_182 8/13/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_181 7/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_180 7/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_179 6/27/2013 Obligation of Funds
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pdf DE-AC52-06NA25946_MOD_177 5/31/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_176 5/31/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_175 5/31/2013 Funding Modification
pdf DE-AC52-06NA25946_MOD_174 7/12/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_173 4/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_172 4/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_171 3/28/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_170 3/28/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_169 3/18/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_168 4/9/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_167 2/26/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_166 2/26/2013 Obligation of Funds
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pdf DE-AC52-06NA25946_MOD_164 1/29/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_163 1/28/2013 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_162 1/14/2013 Contract Modification
pdf DE-AC52-06NA25946_MOD_161 12/26/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_160 12/26/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_155 9/28/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_154 8/28/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_153 7/31/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_152 7/30/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_151 8/1/2012 Modify Appendix C
pdf DE-AC52-06NA25946_MOD_150 9/25/2012 Mod Number Reserved
pdf DE-AC52-06NA25946_MOD_149 6/28/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_148 6/26/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_147 9/25/2012 Mod Number Reserved
pdf DE-AC52-06NA25946_MOD_146 6/14/2012 American Recovery and Reinvestment Act of 2009
pdf DE-AC52-06NA25946_MOD_145 5/25/2012 Obligation of Funds
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pdf DE-AC52-06NA25946_MOD_142 3/29/2012 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_141 3/21/2012 Contract Modification
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pdf DE-AC52-06NA25946_MOD_139 1/31/2012 Contract Modification
pdf DE-AC52-06NA25946_MOD_138 1/31/2012 Contract Modification
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pdf DE-AC52-06NA25946_MOD_136 12/27/2011 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_135 12/27/2011 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_134 12/14/2011 Funding Modification
pdf DE-AC52-06NA25946_MOD_133 11/29/2011 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_132 11/17/2011 Funding Modification
pdf DE-AC52-06NA25946_MOD_131 10/28/2011 Obligation of Funds
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pdf DE-AC52-06NA25946_MOD_127 9/22/2011 Contract Modification
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pdf DE-AC52-06NA25946_MOD_104 1/13/2011 Contract Modification
pdf DE-AC52-06NA25946_MOD_103 1/13/2011 Contract Modification
pdf DE-AC52-06NA25946_MOD_102 12/22/2010 Contract Modification
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pdf DE-AC52-06NA25946_MOD_A080 12/23/2009 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_M079 1/4/2010 Employment Eligibility Verification
pdf DE-AC52-06NA25946_MOD_A078 12/23/2009 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_A077 12/17/2009 ARRA Modification
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pdfDE-AC52-06NA25946_MOD_A075 12/15/2009 Contract Modification
pdfDE-AC52-06NA25946_MOD_A074 10/20/2009 Contract Modification
pdf DE-AC52-06NA25946_MOD_A073 9/30/2009 ARRA Modification
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pdf DE-AC52-06NA25946_MOD_A069 8/31/2009 Obligation of  Funds
pdf DE-AC52-06NA25946_MOD_M068 8/19/2009 ARRA Modification
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pdf DE-AC52-06NA25946_MOD_M033 3/17/2008 Contract Modification
pdf DE-AC52-06NA25946_MOD_M032 3/5/2008 Contract Modification
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pdf DE-AC52-06NA25946_MOD_A030 2/13/2008 Funding Modification
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pdf DE-AC52-06NA25946_MOD_A028 12/28/2007 Funding Modification
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pdf DE-AC52-06NA25946_MOD_A022 8/28/2007 Funding Modification
pdf DE-AC52-06NA25946_MOD_M021 8/15/2007 Contract Modification
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pdf DE-AC52-06NA25946_MOD_A016 5/29/2007 Funding Modification
pdf DE-AC52-06NA25946_MOD_A015 4/26/2007 Funding Modification
pdf DE-AC52-06NA25946_MOD_M014 4/26/2007 Contract Modification
pdf DE-AC52-06NA25946_MOD_A013 3/29/2007 Funding Modification
pdf DE-AC52-06NA25946_MOD_A012 2/18/2007 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_A011 1/29/2007 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_A010 12/28/2006 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_A009 11/30/2006 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_A008 10/21/2006 Obligation of Funds
pdf DE-AC52-06NA25946_MOD_A007 10/17/2006 Incorporate FY 2007 Approved Performance Fee
pdf DE-AC52-06NA25946_MOD_A006 10/6/2006 Obligation of  Funds
pdf DE-AC52-06NA25946_MOD_A005 8/30/2006 Obligation of  Funds
pdf DE-AC52-06NA25946_MOD_A004 7/31/2006 Obligation of  Funds
pdf DE-AC52-06NA25946_MOD_M003 2/13/2007 Update Attachments Contained in Part III, Section J,  List of Attachments
pdf DE-AC52-06NA25946_MOD_A002 8/16/2006 Incorporate Indemnification Clause Language
pdf DE-AC52-06NA25946_MOD_M001 7/11/2006 Designate Nevada Site Office Contracting Officer as the Administrative Contracting Officer

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