WESTON SOLUTIONS INC (PA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY1997
- $4.47B
- $4,474,646,480under this UEI
- FY2026 obligations
- $168.11M†
- $168,108,064ProvisionalFY2027 to date: $2.69M
- Awards and orders
- 1,200
- with positive net obligations85 IDV vehicles held
- Latest action
- Oct 28, 2026
- SAM.gov registration
- Active
- Registration expiration date Sep 15, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jan 2, 1957 (69 years)
- Location
- West Chester, PA
- State of incorporation
- Pennsylvania
- Purpose of registration
- All Awards
- Website
- westonsolutions.com
† FY2026 obligations (provisional; DoD awards signed after Aug 8, 2026 are not yet public).
‡ FY2027 to date.
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Aug 8, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI Z4XGALW7L9K6. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY1997. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2027: $2,685,000 (to date)
- FY2026: $168,108,064 (provisional)
- FY2025: $215,503,976
- FY2024: $546,048,447
- FY2023: $1,103,076,343
- FY2022: $90,909,809
- FY2021: $141,656,108
- FY2020: $233,787,531
Show all 25 yearsEarlier years (FY1997–FY2019)
- FY2019: $194,824,139
- FY2018: $320,511,385
- FY2017: $76,874,908
- FY2016: $71,150,733
- FY2015: $68,975,658
- FY2014: $65,309,658
- FY2013: $95,676,472
- FY2012: $198,851,055
- FY2011: $223,076,957
- FY2010: $168,061,608
- FY2009: $214,537,885
- FY2008: $266,571,729
- FY2005: $1,720,833
- FY2004: $2,712,098
- FY2003: $3,397,776
- FY1998: $205,849
- FY1997: $412,460
Total across 25 fiscal years: $4,474,646,480
Top awarding agencies
- Department of Defense$3,775,593,060, 84.4%
- Environmental Protection Agency$648,472,635, 14.5%
- Department of State$46,547,238, 1.0%
- Department of Transportation$1,749,199, <0.1%
- Department of Agriculture$1,706,776, <0.1%
Top awarding sub-agencies
- Department of the Army$2,945,212,058, 65.8%
- Environmental Protection Agency$648,472,635, 14.5%
- Department of the Navy$417,365,065, 9.3%
- Department of the Air Force$415,502,933, 9.3%
- Department of State$46,547,238, 1.0%
Top NAICS by obligations
- 236220Commercial and institutional building construction$2,411,436,617, 53.9%
- 562910Remediation services$685,136,252, 15.3%
- 237120Oil and gas pipeline and related structures construction$494,721,131, 11.1%
- 541620Environmental consulting services$342,361,032, 7.7%
- 237990Other heavy and civil engineering construction$339,139,294, 7.6%
Top product and service codes by obligations
- Z2JZRepair or alteration of miscellaneous buildings$1,580,229,387, 35.3%
- F108Environmental systems protection- environmental remediation$413,475,292, 9.2%
- Y1QAConstruction of restoration of real property (public or private)$386,190,231, 8.6%
- Z2NARepair or alteration of fuel supply facilities$243,817,834, 5.4%
- Z1NAMaintenance of fuel supply facilities$179,780,221, 4.0%
Capabilities
NAICS codes
- 541330Engineering Services(primary)
- 541380Testing Laboratories and Services
- 238910Site Preparation Contractors
- 541620Environmental Consulting Services
- 237990Other Heavy and Civil Engineering Construction
- 541360Geophysical Surveying and Mapping Services
Show all 39 NAICS codes33 more NAICS codes
- 561790Other Services to Buildings and Dwellings
- 541512Computer Systems Design Services
- 424710Petroleum Bulk Stations and Terminals
- 541690Other Scientific and Technical Consulting Services
- 237130Power and Communication Line and Related Structures Construction
- 561730Landscaping Services
- 541611Administrative Management and General Management Consulting Services
- 221113Nuclear Electric Power GenerationSmall
- 237110Water and Sewer Line and Related Structures Construction
- 541320Landscape Architectural Services
- 237120Oil and Gas Pipeline and Related Structures Construction
- 213112Support Activities for Oil and Gas Operations
- 238990Building and Property Specialty Trade Services 13
- 221115Wind Electric Power GenerationSmall
- 221310Water Supply and Irrigation Systems
- 562212Solid Waste Landfill
- 562920Materials Recovery Facilities
- 561621Security Systems Services (except Locksmiths)
- 562119Other Waste Collection
- 541990All Other Professional, Scientific and Technical Services
- 562910Remediation Services
- 237310Highway, Street, and Bridge Construction
- 541370Surveying and Mapping (except Geophysical) Services
- 561210Facilities Support Services12
- 236220Commercial and Institutional Building Construction
- 561611Investigation and Personal Background Check Services
- 221122Electric Power DistributionSmall
- 221114Solar Electric Power Generation
- 562211Hazardous Waste Treatment and Disposal
- 562112Hazardous Waste Collection
- 541511Custom Computer Programming Services
- 221210Natural Gas DistributionSmall
- 518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Contracts
Latest awards and orders
- 68HE0919F0101Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
- 68HE0919F0081Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
- 68HE0225F0004Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
- 68HE0919D0002Indefinite delivery contract (IDC)VehicleEnvironmental Protection AgencyLatest action
- 68HE0326D0001Indefinite delivery contract (IDC)VehicleEnvironmental Protection AgencyLatest action
- 47QSHA18D0016Federal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- 68HE0927F0008Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
- 68HE0927F0007Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
- 68HE0927F0006Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
- 68HE0927F0005Delivery orderunder an indefinite delivery contract (IDC)Environmental Protection AgencyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for WESTON SOLUTIONS INC lists a physical address and a separate mailing address, along with 5 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts without a real name are not shown.
Physical Address
1400 WESTON WAY
WEST CHESTER, PA, 19380
USA
Mailing Address
1400 WESTON WAY
WEST CHESTER, PA, 19380
USA
Government Business Contact
Cathy Valocchi
1400 WESTON WAY
WEST CHESTER, PA, 19380
USA
Electronic Business Contact
Andrew Leister
Federal Pricing Manager
1400 WESTON WAY
WEST CHESTER, PA, 19380
USA
Past Performance Contact
Laura Holmes
Proposal Development Manager
1400 WESTON WAY
West Chester, PA, 19380
USA
Government Business Alternate Contact
Andrew Leister
Federal Pricing Manager
1400 WESTON WAY
WEST CHESTER, PA, 19380
USA
Electronic Business Alternate Contact
Cathy Valocchi
1400 WESTON WAY
WEST CHESTER, PA, 19380
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
WESTON SOLUTIONS INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 15, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
SAM.gov registration reports no active exclusion
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Registered for disaster relief contracting
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
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