Email
sierra.l.koerkenmeier.civ@mail.mil
Phone
Not on record
Latest SAM.gov record

Contact facts

Offices
10+
SAM.gov notices
3
Contract awards and IDVs
49 48 awards, 1 IDV, as contracting staff
First SAM.gov record

Notices come from SAM.gov and awards from FPDS, which names the staff who created, approved or last changed an award without saying which.

SAM.gov notices

Notice Posted
DoD365 Integrated Phone System (DIPS) Bridge Limited / Sole Source Justification · Defense Information Systems Agency
Ft. Belvoir Special Construction Limited / Sole Source Justification · Defense Information Systems Agency
Internet Protocol Network Services (IPNS) Pre-Solicitation · Defense Information Systems Agency

Contract awards and IDVs

Award Awarded Obligated
Site survey - complex HC101326F0023 · AOC Connect, LLC · Defense Information Systems Agency $2,065
Mcrc task order award HC101324F0054 · Lumen Technologies Government Solutions, Inc. · Defense Information Systems Agency $843,455
EIS transition HC101322F0003 · Verizon Business Network Services LLC · Defense Information Systems Agency $2,640,920
Ipvs, IPS, and vpns HC101321F0213 · Granite Telecommunications, LLC · Defense Information Systems Agency $261,772
Surge - 20% HC101321F0008 · Verizon Business Network Services LLC · Defense Information Systems Agency $4,826,989
ETS e-line access, port and EVC services HC101322F0005 · Verizon Business Network Services LLC · Defense Information Systems Agency $31,474,906
IPS services HC101321F0148 · Granite Telecommunications, LLC · Defense Information Systems Agency $853,289
Site survey - complex (CONUS) HC101324F0157 · 22Nd Century Networks, Inc. · Defense Information Systems Agency $2,652,904
Csvs basic isdn BRI HC101322F0004 · Verizon Business Network Services LLC · Defense Information Systems Agency $55,588,358
IGG::CL, CT::IGF IDV · HC101318A0004 · MCI Communications Services LLC · Defense Information Systems Agency —
Vpns access and transport service HC101320F0025 · At&T Enterprises, LLC · Defense Information Systems Agency $18,506,323
Site survey - complex HC101322F0113 · At&T Enterprises, LLC · Defense Information Systems Agency $439,237
Saas HC101322F0112 · Lumen Technologies Government Solutions, Inc. · Defense Information Systems Agency $28,471,184
Department of defense education activity global network HC101319F0160 · Lumen Technologies Government Solutions, Inc. · Defense Information Systems Agency $19,591,154
IPS services HC101321F0002 · Lumen Technologies Government Solutions, Inc. · Defense Information Systems Agency $11,027,354
Surge HC101322F0036 · At&T Enterprises, LLC · Defense Information Systems Agency $4,330,260
Award to provide doha internet access and voice services on a reliable, robust network infrastructure through a… HC101325F0009 · Granite Telecommunications, LLC · Defense Information Systems Agency $16,210
IPS services HC101320F0142 · Lumen Technologies Government Solutions, Inc. · Defense Information Systems Agency $17,105
SBS002280 HC101324F0128 · Inmarsat Government, Inc. · Defense Information Systems Agency $2,120,400
SBS002278 HC101324F0124 · Inmarsat Government, Inc. · Defense Information Systems Agency $41,974
SBS002267 HC101324F0079 · Inmarsat Government, Inc. · Defense Information Systems Agency $4,229,840
SBS002276 HC101324F0113 · Inmarsat Government, Inc. · Defense Information Systems Agency $27,702
SBS002266 HC101324F0078 · Inmarsat Government, Inc. · Defense Information Systems Agency $3,317,700
SBS002275 HC101324F0105 · Inmarsat Government, Inc. · Defense Information Systems Agency $7,662,720
SBS002271 HC101324F0096 · Inmarsat Government, Inc. · Defense Information Systems Agency $29,788
Show 15 more

Latest 25 of 49 listed here. See the rest on GovTribe.

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Offices

Quick answers

Who is Sierra L. Koerkenmeier?

Sierra L. Koerkenmeier is a federal contracting contact at Naval Information Warfare Systems Command (Department of the Navy). Point of contact on 3 SAM.gov notices and contracting staff on 48 contract awards and 1 IDV, from October 31, 2023 to July 29, 2026.

What agency does Sierra L. Koerkenmeier work for?

Sierra L. Koerkenmeier's SAM.gov records name Naval Information Warfare Systems Command (Department of the Navy) most, among 10 offices.

How do I contact Sierra L. Koerkenmeier?

SAM.gov lists Sierra L. Koerkenmeier's email sierra.l.koerkenmeier.civ@mail.mil.

What is the latest SAM.gov notice naming Sierra L. Koerkenmeier?

DoD365 Integrated Phone System (DIPS) Bridge, limited / sole source justification, posted July 29, 2026.

Which vendors has Sierra L. Koerkenmeier awarded contracts to?

The vendors on the most contract awards and IDVs naming Sierra L. Koerkenmeier are Inmarsat Government, Inc., Lumen Technologies Government Solutions, Inc. and Verizon Business Network Services LLC.

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