Weiss, Diana T.

Agency: Western Area Power Administration Department of Energy
Email: dweiss@wapa.gov
Phone: (970) 889-3374
Latest SAM.gov record: Aug 28, 2025

Contact facts

Offices: 2
SAM.gov notices: 13
Contract awards and IDVs: 145 134 awards, 11 IDVs, as contracting staff
Top vendors: Federal Contracts LLC 6 awards and IDVs · $4.33M in award value

Civil Design & Engineering Inc. 4 awards and IDVs · $475K in award value
First SAM.gov record: Dec 28, 2018

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
Traffic control management services for the Keswic Award Notice · Department of Energy	Dec 3, 2024
Western area power adiministration, sierra nevada region, on-call cultural resource support services Award Notice · Department of Energy	Sep 20, 2024
Purchase Order - Light Duty Steel Transmission Pol Award Notice · Department of Energy	Sep 20, 2024
Hazardous materials storage lockers Award Notice · Department of Energy	Sep 19, 2024
Radian Meter Calibration Award Notice · Department of Energy	Aug 23, 2024
Electric industry certicications association (eica Award Notice · Department of Energy	Aug 23, 2024
Reactors KT8A & KT7A repair/referbishment - olinda substation Award Notice · Department of Energy	Jul 2, 2024
Contract for NDT Crane Testing and Inspection Base plus 4 Option Years Award Notice · Department of Energy	Jun 26, 2024
Tracy Substation 500KV Shunt Capacitor Circuit Bre Award Notice · Department of Energy	Jun 4, 2024
Purchase of 12K Bentley Transport Trailer for Sno-Cat transport Award Notice · Department of Energy	Apr 29, 2024
Brand name Cisco Voice over Internet Protocol (VoIP) phones and components as specified in attached item list. Award Notice · Department of Energy	Apr 29, 2024
The Western Area Power Administration (WAPA), Sierra Nevada Region (SNR) requires Corona Scanning on high voltage wires. Award Notice · Department of Energy	Apr 12, 2024
Polaris ranger XP 1000 UTV for north area line CRE Award Notice · Department of Energy	Apr 1, 2024

Show all 13

Contract awards and IDVs

Award	Awarded	Obligated
Administrative support services DEDT0009469 · Data Monitor Systems Inc. · Western Area Power Administration	Jul 1, 2015	$6,131,161
IDIQ for preformed line products (PLP) spacer dampers for the california-oregon transmission line project (COTP). IDV · 89503325DWA000002 · Pacific Utilities Supply Company Inc. · Western Area Power Administration	Dec 12, 2024	—
Traffic control management services for the keswick (KE) olinda (ODA) fiber pull project supporting western area… 89503325PWA000367 · Arabic Interpreters LLC · Western Area Power Administration	Dec 3, 2024	$97,987
The western area power administration (WAPA), sierra nevada region (SNR), requires a contractor to perform heating… 89503324FWA400172 · ABM Facility Support Services, LLC · Western Area Power Administration	Sep 26, 2024	$1,236,019
Western area power administration (WAPA) sierra nevada region (SNR) requires vegetation management services within… 89503324FWA400169 · Mountain F. Enterprises, Inc. · Western Area Power Administration	Sep 25, 2024	$65,951
Cottonwood section G control building pre-manufactured metal building structure for western area power administration's… 89503324PWA000363 · Crown Technical Systems · Western Area Power Administration	Sep 23, 2024	$1,662,554
Right of way (row) tree work/vegetation management (220910) for western area power administration (WAPA), sierra nevada… 89503324FWA400167 · The Davey Tree Expert Company · Western Area Power Administration	Sep 23, 2024	$477,788
Western area power adiministration, sierra nevada region, on-call cultural resource support services 89503324FWA400164 · Aspen Environmental Group · Western Area Power Administration	Sep 20, 2024	$361,552
Western area power administration, sierra nevada region, requires two hazardous materials storage lockers with… 89503324PWA000362 · Teal, LLC · Western Area Power Administration	Sep 19, 2024	$36,600
Purchase order for cottonwood substation control building transformer equipment 89503324PWA000354 · ATI Government Solutions LLC · Western Area Power Administration	Sep 18, 2024	$745,721
Light duty steel transmission poles for western area power administration's (WAPA) sierra nevada region (SNR) 89503324PWA000359 · Meyer Utility Structures, LLC · Western Area Power Administration	Sep 19, 2024	$888,689
Aerial mapping & light detection and ranging (LIDAR) services for vegetation management for western area power… 89503324FWA400159 · Geographic Technologies Group, LLC · Western Area Power Administration	Sep 19, 2024	$1,536,078
Sacramento power operations (SPO) dispatch mapboard replacement project for western area power administration's… 89503324PWA000357 · ATI Government Solutions LLC · Western Area Power Administration	Sep 16, 2024	$1,206,656
Realty specialist services 89503318FWA400032 · Data Monitor Systems Inc. · Western Area Power Administration	Sep 26, 2018	$215,280
Obanion-natomas 26/7 crane rental & operator pole relocation 89503324PWA000309 · Ecology Mir Group LLC · Western Area Power Administration	Nov 20, 2023	$0
Erosion control and road construction project 89503322CWA000028 · White Bear Construction, Inc. · Western Area Power Administration	Sep 19, 2022	$459,174
Electricity day-ahead market and real-time market price forecast curves associated with our risk management program and… 89503320PWA000102 · Enverus, Inc. · Western Area Power Administration	Sep 1, 2020	$51,000
Sierra nevada region wilderness first aid training for craft crews 89503324PWA000350 · Sierra Rescue CO. LLC · Western Area Power Administration	Aug 23, 2024	$20,800
Western area power administration sierra nevada region (wapa SNR) requires a contractor to perform meter testing… 89503324PWA000348 · Radian Research Inc. · Western Area Power Administration	Aug 23, 2024	$9,600
The western area power administration (WAPA) sierra nevada region (SNR) requires a contractor to perform semiannual… 89503320PWA000100 · Class Contracting LLC · Western Area Power Administration	Sep 1, 2020	$288,878
Western area power administration sierra nevada region (wapa SNR) requires an asbestos survey, or environmental… 89503324FWA400150 · Industrial Hygiene Resources, LTD. · Western Area Power Administration	Oct 1, 2024	$18,995
Powersimulator transmission system operation training simulator software, training, and subscription for western area… 89503324PWA000341 · Powerdata Corporation · Western Area Power Administration	Jul 24, 2024	$158,500
Olinda station service upgrades 89503322CWA000026 · AMT Diversified Construction · Western Area Power Administration	Apr 12, 2022	$168,876
Contract for crane non-destructive testing and inspection services, base plus 4 option years 89503324PWA000338 · American Inspection & Test Inc. · Western Area Power Administration	Jul 15, 2024	$45,406
Contractor to provide garbage disposal for tracy maint facility, 16800 kelso RD, byron, CA 94514, two 4-cubic yard… 89503323PWA000276 · Point Mention LLC · Western Area Power Administration	Jun 28, 2023	$16,800

Show 15 more

Latest 25 of 145 listed here. See the rest on GovTribe.

Top vendors

Rank	Vendor	Awards and IDVs	Award value
1	Federal Contracts LLC	6	$4.33M
2	Civil Design & Engineering Inc.	4	$475K
3	Communication Institute International, Inc.	4	$60.9K
4	Tribalco LLC	3	$294K
5	Acadia Protective Services LLC	3	$6.39M
6	Aspen Environmental Group	3	$1.36M
7	Polcari Joann	3	$106K
8	White Bear Construction, Inc.	2	$1.39M
9	Longland Corp.	2	$160K
10	Syscom, Inc.	2	$2.92M

Award value adds up the base and exercised options recorded for the contract awards naming them. IDVs carry no value of their own.

Top NAICS codes

Rank	NAICS code	SAM.gov records
1	541620 Environmental Consulting Services	11
2	541611 Administrative Management and General Management Consulting Services	9
3	541519 Other Computer Related Services	7
4	561720 Janitorial Services	7
5	236220 Commercial and Institutional Building Construction	6
6	237130 Power and Communication Line and Related Structures Construction	6
7	561730 Landscaping Services	6
8	334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals	5
9	336112 Light Truck and Utility Vehicle Manufacturing	5
10	333924 Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing	4

Top PSC codes

Rank	PSC code	SAM.gov records
1	R499 Support- Professional: Other	18
2	S201 Housekeeping- Custodial Janitorial	8
3	R408 Support- Professional: Program Management/Support	7
4	2320 Trucks And Truck Tractors, Wheeled	6
5	S208 Housekeeping- Landscaping/Groundskeeping	6
6	Y1NZ Construction Of Other Utilities	5
7	6120 Transformers: Distribution And Power Station	4
8	B510 Special Studies/Analysis- Environmental Assessments	4
9	R425 Support- Professional: Engineering/Technical	4
10	S205 Housekeeping- Trash/Garbage Collection	4

Offices

Rank	Office	SAM.gov records
1	Western Area Power Administration	145
2	Department of Energy	13

Quick answers

Who is Weiss, Diana T.?

Weiss, Diana T. is a federal contracting contact at Western Area Power Administration (Department of Energy). Point of contact on 13 SAM.gov notices and contracting staff on 134 contract awards and 11 IDVs, from December 28, 2018 to August 28, 2025.

What agency does Weiss, Diana T. work for?

Weiss, Diana T.'s SAM.gov records name Western Area Power Administration (Department of Energy) most, among 2 offices.

How do I contact Weiss, Diana T.?

SAM.gov lists Weiss, Diana T.'s email dweiss@wapa.gov and phone (970) 889-3374.

What is the latest SAM.gov notice naming Weiss, Diana T.?

Traffic control management services for the Keswic, award notice, posted December 3, 2024.

Which vendors has Weiss, Diana T. awarded contracts to?

The vendors on the most contract awards and IDVs naming Weiss, Diana T. are Federal Contracts LLC, Civil Design & Engineering Inc. and Communication Institute International, Inc.. Weiss, Diana T.'s contract awards to Federal Contracts LLC add up to $4.33M in base and exercised options.