Overview
Obligated since award on contracts active FY2021–FY2026
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Awards toSubcontracts toCircle area = dollars
Insight PWR PORE MABO (84000) (140P84) is its largest buyer. See more on the Buyers tab
About
From the company's SBA profile, updated Sep 2026
Taxonomic determinations of aquatic invertebrates; algae, periphyton, diatoms, phytoplankton, zooplankton, fish diet analyses, metric calculations; interpretive reports; statistical analysis of bio/habitat data; study design/consultation regarding sampling, analysis, and QA; field sampling.
Agencies report with a delay; the latest year will rise
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Insight Largest year: $264K in FY2011; since FY2021, $89.9K in FY2023. See more on the Contracts tab
$310K since award = $235K in FY2021–FY2026 + $75K before FY2021
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Circle area = dollarsOutlined: head office state (Montana)
Insight 47% was performed in Montana. See more on the Contracts tab
Contracts
16 contracts with an action since FY2021
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RunningEnds within 12 monthsEnded
Insight Stand-alone contracts hold 52% of these contracts' obligations.
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Insight 73% under NAICS 541620.
In FY2025, its other prime contracts net below zero after deobligations, so GS10F0138V orders exceed all prime contracts
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All prime contractsGS10F0138V orders
Insight 32% of its prime obligations came through GS10F0138V orders.
Current end date of each prime contract with an action since FY2021
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Rhithron Associates Inc. prime contracts with an action in FY2021–FY2026
Find a contract by vehicle, office or end date; sort by money to see the largest.
1 end within 12 months.
Showing 1–10 of 16 contracts
| Since award, US$ | |||||
|---|---|---|---|---|---|
| Parent contract (IDVIDV: the record type for any contract that exists to take orders: IDIQs, GWACs, GSA Schedules, BPAs and basic ordering agreements. Glossary) | ObligatedObligation: money the government has legally committed to a contract. It is not the same as money paid. Example: $6M obligated of a $10M ceiling. Glossary | ||||
| 140P8321P0036 | Stand-alone | PWR OLYM MABO(83000) (140P83) | $42,105 | May 31, 2025 | Ended |
| 140P2119F0148 | GS10F0138V | WASHINGTON CONTRACTING OFFICE (140P21) | $37,064 | Dec 31, 2023 | Ended |
| 140P8423F0056 | GS10F0138V | PWR PORE MABO (84000) (140P84) | $36,900 | Aug 30, 2024 | Ended |
| 140G0122F0061 | GS10F0138V | OFC OF ACQUSITION GRANTS-NATIONAL (140G01) | $36,659 | Oct 31, 2023 | Ended |
| 140P8425P0082 | Stand-alone | PWR PORE MABO (84000) (140P84) | $24,750 | Aug 31, 2026 | Ended |
| 140P3023F0138 | GS10F0138V | NCR REGIONAL CONTRACTING(30000) (140P30) | $22,975 | Sep 14, 2024 | Ended |
| 140P8422P0080 | Stand-alone | PWR PORE MABO (84000) (140P84) | $22,310 | Aug 30, 2023 | Ended |
| 140P8426P0066 | Stand-alone | PWR PORE MABO (84000) (140P84) | $18,050 | Aug 31, 2027 | Ends within 12 months |
| 140P8424P0010 | Stand-alone | PWR PORE MABO (84000) (140P84) | $18,000 | Aug 30, 2025 | Ended |
| 140P2124P0102 | Stand-alone | WASHINGTON CONTRACTING OFFICE (140P21) | $15,000 | Sep 14, 2025 | Ended |
Page 1 of 2
Buyers
National Park Service: $250K obligated since award; $179K in FY2021–FY2025 actions
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Insight National Park Service placed 81%.
Contracting offices that awarded Rhithron Associates Inc. prime contracts, FY2021–FY2026
See which offices award its contracts.
8 offices awarded only one contract.
Showing 1–10 of 10 offices
| Contracts active FY2021–FY2026; obligated since award, US$ | |||||
|---|---|---|---|---|---|
| PWR PORE MABO (84000) (140P84) | National Park Service | 6 | $132,480 | Aug 23, 2019 | Aug 28, 2026 |
| WASHINGTON CONTRACTING OFFICE (140P21) | National Park Service | 2 | $52,064 | Sep 3, 2019 | Aug 20, 2024 |
| PWR OLYM MABO(83000) (140P83) | National Park Service | 1 | $42,105 | Jun 14, 2021 | Aug 5, 2025 |
| OFC OF ACQUSITION GRANTS-NATIONAL (140G01) | U.S. Geological Survey | 1 | $36,659 | Jan 12, 2022 | Aug 22, 2025 |
| NCR REGIONAL CONTRACTING(30000) (140P30) | National Park Service | 1 | $22,975 | Sep 14, 2023 | Sep 17, 2024 |
| DEPT OF COMMERCE NOAA (1333MF) | National Oceanic and Atmospheric Administration | 1 | $14,660 | Sep 12, 2020 | Apr 5, 2022 |
| USDA FOREST SERVICE (1284N8) | Forest Service | 1 | $6,785 | May 24, 2019 | Nov 22, 2021 |
| USDA-FS, CSA SOUTHWEST 5 (127EAV) | Forest Service | 1 | $2,100 | Sep 27, 2021 | Sep 16, 2022 |
| DEPT OF COMMERCE NOAA (1305M3) | National Oceanic and Atmospheric Administration | 1 | $0 | May 29, 2024 | Jun 9, 2025 |
| USDA-FS, CSA SOUTHWEST 4 (127EAU) | Forest Service | 1 | $0 | Sep 22, 2022 | Jan 18, 2024 |
Opportunities
Open opportunities matching Rhithron Associates Inc.'s registered industries
Notices in its 4 industries (NAICSNAICS code: a six-digit code for the kind of work a company does. Each contract carries one, and it sets the small-business size limit. Glossary): 541380, 541620, 541990, 561990
25 of the next 25 are due within 30 days.
25 of 81 opportunities shown · See all (opens another page)
| Opportunity | Agency | Due |
|---|---|---|
| L099--On-Site Inscription Services at Quantico and Culpeper NCs - MPS (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561990Free account: full notice, dates, attachments | Department of Veterans AffairsNATIONAL CEMETERY ADMIN (36C786) | Oct 20, 2026 |
| Shelf Stocking, Receiving/Storage/Holding Area (RSHA), and Custodial Services at the Memphis NSA Commissary (opens in Procura)Solicitation · Set aside: Service-disabled veteran-owned sole source · NAICS 561990Free account: full notice, dates, attachments | Defense Commissary Agency (DOD)DEFENSE COMMISSARY AGENCY (HQC008) | Oct 20, 2026 |
| L099--On-Site Inscription Services at Fort Snelling National Cemetery - MPS (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561990Free account: full notice, dates, attachments | Department of Veterans AffairsNATIONAL CEMETERY ADMIN (36C786) | Oct 20, 2026 |
| Precision cleaning and calibration of select mission-critical hardware (opens in Procura)Special Notice · NAICS 541380Free account: full notice, dates, attachments | National Aeronautics and Space AdministrationNASA SHARED SERVICES CENTER (80NSSC) | Oct 20, 2026 |
| Special Notice - Short Term Materiel Fielding Support Modification Nov 2026 (opens in Procura)Special Notice · Set aside: Small business · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-APG NATICK (W911QY) | Oct 21, 2026 |
| Request for Information (RFI) - Medical Fielding Short-Term (opens in Procura)Sources Sought · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-APG NATICK (W911QY) | Oct 21, 2026 |
| F101--Asbestos Inspection and Semi-Annual Reinspection at the Philadelphia VAMC. (opens in Procura)Sources Sought · Set aside: Service-disabled veteran-owned small business · NAICS 541380Free account: full notice, dates, attachments | Department of Veterans Affairs244-NETWORK CONTRACT OFFICE 4 (36C244) | Oct 21, 2026 |
| Notice of Intent: Measuring AAV9 vector DNA in mice tissue using qPCR (opens in Procura)Presolicitation · NAICS 541380Free account: full notice, dates, attachments | National Institutes of Health (HHS)NATIONAL INSTITUTES OF HEALTH OLAO (75N980) | Oct 21, 2026 |
| CJD National Pollutant Discharge Elimination System (NPDES) Laboratory Services - Base plus 4 Option Years (opens in Procura)Solicitation · NAICS 541380Free account: full notice, dates, attachments | Department of the Army (DOD)W071 ENDIST SEATTLE (W912DW) | Oct 21, 2026 |
| B537--Better Health Membership and Dues FY27 (opens in Procura)Special Notice · NAICS 541990Free account: full notice, dates, attachments | Department of Veterans Affairs250-NETWORK CONTRACT OFFICE 10 (36C250) | Oct 21, 2026 |
| F--Notice of Intent to Sole Source Modification for Contract 68HE0925C0002 (opens in Procura)Special Notice · NAICS 541620Free account: full notice, dates, attachments | Environmental Protection AgencyREGION 9 CONTRACTING OFFICE (68HE09) | Oct 21, 2026 |
| Cyclotron Beam Time for AFRL/RJ (opens in Procura)Sources Sought · NAICS 541380Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA9453 AFRL RVK | Oct 22, 2026 |
| SF30-RFQ_36C25627Q0042_QA_Amendment_0001 (opens in Procura)Solicitation · Set aside: Service-disabled veteran-owned small business · NAICS 541380Free account: full notice, dates, attachments | Department of Veterans Affairs256-NETWORK CONTRACT OFFICE 16 (36C256) | Oct 22, 2026 |
| Artifact Conservation Services —Vendor Pool (opens in Procura)Combined Synopsis/Solicitation · NAICS 541990Free account: full notice, dates, attachments | National Archives and Records AdministrationNARA CONTRACTING OFFICE (883103) | Oct 22, 2026 |
| Explosive Characterization and Technical Service Support (opens in Procura)Special Notice · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W2R2 USA ENGR R & D CTR (W912HZ) | Oct 22, 2026 |
| Maintenance Service for Portable Fire Extinguishers (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 541990Free account: full notice, dates, attachments | Bureau of Engraving and Printing (TREAS)OFFICE OF THE CHIEF PROCUREMENT OFFICER (2031ZA) | Oct 22, 2026 |
| FLOWMETER, CALIBRATION, AND SIGNAL CONDITIONERS NEEDED FOR PANEL MODIFICATION FOR ESR (opens in Procura)Solicitation · Set aside: Small business · NAICS 541380Free account: full notice, dates, attachments | National Aeronautics and Space AdministrationNASA SHARED SERVICES CENTER (80NSSC) | Oct 22, 2026 |
| PATRIOT Weapon System Depot-Level Diagnostics, Repair, and Upgrade Support Services (FMS) (opens in Procura)Sources Sought · NAICS 541990Free account: full notice, dates, attachments | Defense Logistics Agency (DOD)DLA LAND AT ABERDEEN (SPRBL1) | Oct 22, 2026 |
| ANSI Inspections and Dielectric Testing at DDSP - SP3300-27-Q-0003 (opens in Procura)Solicitation · NAICS 541990Free account: full notice, dates, attachments | Defense Logistics Agency (DOD)DLA DISTRIBUTION (SP3300) | Oct 22, 2026 |
| NOI - A Non-Invasive Prognostic Biomarker - Circul (opens in Procura)Combined Synopsis/Solicitation · NAICS 541380Free account: full notice, dates, attachments | National Institutes of Health (HHS)NATIONAL INSTITUTES OF HEALTH OLAO (75N980) | Oct 23, 2026 |
| PBUSE PERSONNEL CONTRACT FOLLOW ON (opens in Procura)Solicitation · NAICS 561990Free account: full notice, dates, attachments | Department of the Army (DOD)0409 AQ HQ CONTRACT (W912PB) | Oct 23, 2026 |
| Dissemination and maintenance of a Medicaid quality measure over a 12 - month performance period with one additional option period for quality measure maintenance only. (opens in Procura)Presolicitation · NAICS 541990Free account: full notice, dates, attachments | Centers for Disease Control and Prevention (HHS)CDC OFFICE OF ACQUISITION SERVICES (75D301) | Oct 23, 2026 |
| Grand Canyon National Park, AZ: Follow-On Potable (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561990Free account: full notice, dates, attachments | Departmental Offices (DOI)Office 140PP0 | Oct 23, 2026 |
| Intent to Sole Source Fire Suppression and Emergency Response Service (opens in Procura)Special Notice · NAICS 561990Free account: full notice, dates, attachments | Oct 23, 2026 | |
| Ultrasonic Testing (UT) for Land Cranes (LC42 & LC43) rails at Dry Dock 6, Yokosuka Japan (opens in Procura)Solicitation · NAICS 541380Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVFACSYSCOM FAR EAST (N40084) | Oct 26, 2026 |
Registration and contacts
Registration
- UEI
- D21EKF7FZJ25
- CAGE code
- 3FQ91
- Registration
- Active, expires Sep 15, 2027
- Entity type
- Corporate Entity (Not Tax Exempt)
- Location
- MISSOULA, MT, 59804
- Congressional district
- MT-01
- Established
- 2002
Registered industries (NAICSNAICS code: a six-digit code for the kind of work a company does. Each contract carries one, and it sets the small-business size limit. Glossary)
Registered in 4 industries; primary 541620
Contacts at Rhithron Associates Inc.
| Contact | Role | As of |
|---|---|---|
| See contactsLocked · 7-day trial or paid plan (name, title and contact details with a 7-day trial or paid plan) | Government business POC · Electronic business POC · Company contact · Past performance POCSAM.gov registrationSBA profileAs of Oct 4, 2026 | Oct 4, 2026 |
| See contactsLocked · 7-day trial or paid plan (name, title and contact details with a 7-day trial or paid plan) | Alternate government business POC · Alternate past performance POCSAM.gov registrationAs of Sep 16, 2026 | Sep 16, 2026 |
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