This Government Contract opportunity from California was posted on August 13, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Specialty Tree Care & Arborist Services

Closed

State & Local

Submission Closed09/02/2026, 10:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 541620

New

Federal

SJC Facilities NHPA Cultural Surveys (UCB)The Bureau of Reclamation, under the Department of the Interior, has issued a forecast for the SJC Facilities NHPA Cultural Surveys within the Upper Colorado Basin. This project falls under NAICS code 541620, indicating a requirement for environmental consulting services to conduct cultural surveys in compliance with the National Historic Preservation Act. The opportunity was posted on June 16, 2026, and is currently listed as a forecast. Interested parties can coordinate with JoLyn Goss as the primary point of contact or Jennalyn Kent for small business inquiries to gather more information regarding the upcoming procurement process.

Bureau of Reclamation

POSTED

DEADLINE

Aquatic Habitat and Water Quality Improvement ProjectsThis subcontract for Aquatic Habitat and Water Quality Improvement Projects involves the physical implementation of habitat restoration, fish population enhancement, and water quality improvements within the McKenzie River Basin. Working for prime contractors on Eugene Water and Electric Board projects, the selected provider will utilize specialized river restoration equipment and biological monitoring tools to implement fish passage solutions and mitigate delayed fish passage at Trail Bridge Dam. All work must be performed in strict accordance with ODFW and ODEQ standards to ensure the successful delivery of completed restoration and water quality projects. The solicitation was posted on October 2, 2026, with a response deadline of November 2, 2026, falling under NAICS code 541620.

Purchasing Public Utility

POSTED

DEADLINE

Sustainability & Stewardship ConsultantThe Sustainability and Stewardship Consultant subcontract involves developing comprehensive campus sustainability plans for prime contractors working on projects at Minot State University. The selected consultant will be responsible for identifying stewardship opportunities, establishing standards for construction materials and equipment, and utilizing energy modeling software alongside LEED or SITES frameworks to design strategies that reduce energy demand. The final deliverable for this engagement is the completed Campus Sustainability Plan. To qualify for this role, consultants must hold LEED AP or WELL AP certifications. This opportunity is categorized under NAICS code 541620 and is associated with the state of North Dakota. Interested parties must submit their responses by the deadline of November 6, 2026.

POSTED

DEADLINE

Archaeological Field Support and Survey CoordinationThis subcontract for Archaeological Field Support and Survey Coordination provides professional archaeological oversight for prime contractors working on projects for the California Department of Water Resources. The scope of work involves coordinating canine alerts with excavation plans, developing transect layouts, and verifying the context of alerts in relation to known archaeological sites. To perform these duties, the contractor must possess professional archaeological certification and utilize specialized mapping software. The primary deliverables for this engagement include integrated survey maps and detailed field verification reports. Interested parties should note that the response deadline is October 22, 2026, and the work falls under NAICS code 541620.

California Department of Water Resources

POSTED

DEADLINE

Radon Analysis and Environmental ConsultingThis subcontract for Radon Analysis and Environmental Consulting involves providing professional consulting services for the Upper Canada District School Board. The selected provider will analyze radon test data from 18 different school sites to develop detailed reports and offer mitigation recommendations that align with public educational facility health standards. The scope of work requires the use of specialized data analysis software to produce professional deliverables, culminating in the submission of final Radon Analysis Reports for all 18 locations. This project falls under NAICS code 541620 and is designed to support prime contractors in ensuring the safety and environmental compliance of school board facilities.

Upper Canada District School Board

POSTED

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Radon Testing and Field Data CollectionThis subcontract for Radon Testing and Field Data Collection involves the deployment and retrieval of radon detection devices across 18 school sites for the Upper Canada District School Board. The selected provider will work under prime contractors to conduct field measurements using specialized equipment in accordance with professional environmental standards. The project requires qualified and skilled personnel to ensure the accurate collection of raw field data and the delivery of confirmed testing results for all designated locations. Interested parties must submit their responses by October 23, 2026.

Upper Canada District School Board

POSTED

DEADLINE

Radon Testing & Consulting – Phase 4

Solicitation # 26-113

The Upper Canada District School Board is soliciting proposals under RFP 26-113 for Radon Testing and Consulting Services Phase 4. The selected consultant will be responsible for providing and installing Alpha track detector devices at 18 school sites to conduct long-term radon gas measurements over a period of three to four months during the heating season. All work must be performed in accordance with Health Canada’s Guide for Radon Measurements in Public Buildings and C-NRPP sampling protocols. The scope includes tracking all sensor locations and processing the resulting data into a comprehensive final report by June 2027. Proponents must meet mandatory technical requirements, including a project lead certified by the Canadian National Radon Proficiency Program. Submissions must include a completed US Business Verification Form, a formal submission form, and a lump sum price covering all labor, materials, travel, and insurance. Evaluation is based on a weighted scoring system consisting of experience and qualifications, capabilities, sample reports, and pricing, with a minimum non-financial consensus score of 65 percent required to proceed. The anticipated agreement execution date is November 2, 2026, with the contract remaining in effect until all deliverables are completed.

Upper Canada District School Board

POSTED

DEADLINE

Environmental Engineering and NPDES ComplianceThis subcontract for Environmental Engineering and NPDES Compliance supports prime contractors on community development projects for the City of Mcrae-Helena. The selected provider will be responsible for preparing NPDES permits and Stormwater Pollution Prevention Plans, conducting environmental impact assessments for CDBG and EDA funded projects, and coordinating directly with the Georgia Department of Community Affairs. Technical requirements include the use of GIS mapping software and environmental sampling equipment. To qualify, the contractor must hold NPDES certification and possess a thorough understanding of 2 CFR 200 regulations. Key deliverables include the submission of necessary permits and detailed compliance reports. The solicitation was posted on October 2, 2026, with a response deadline of November 5, 2026.

POSTED

DEADLINE

NEPA Documentation and Environmental AnalysisThis subcontract for NEPA Documentation and Environmental Analysis involves providing technical writing and environmental analysis services for prime contractors working on USDA Forest Service projects. The selected provider will be responsible for analyzing survey data and project design criteria to produce focused Environmental Assessments in accordance with 7 CFR 1b, as well as Biological Assessments for ESA-listed species and Biological Evaluations for sensitive species. The project is based in Salem, Oregon, and falls under NAICS code 541620. Interested parties must submit their responses by November 2, 2026, to support the delivery of completed environmental documentation.

POSTED

DEADLINE

Avian Survey Services (Northern Spotted Owl)This subcontract for Avian Survey Services focuses on the collection and summarization of field data for the Northern Spotted Owl to support prime contractors on USDA Forest Service projects. The selected provider will be responsible for conducting surveys in accordance with specific NSO protocols and delivering the resulting data and summaries. The project is based in Salem, Oregon, and falls under NAICS code 541620. Interested parties must submit their responses by November 2, 2026, following the solicitation posted on October 2, 2026.

POSTED

DEADLINE

Terrestrial Mollusk Survey ServicesThis subcontract for Terrestrial Mollusk Survey Services involves performing field surveys to collect and summarize terrestrial mollusk data for prime contractors working on USDA Forest Service projects. The selected provider will be responsible for gathering field survey data in accordance with established biological protocols within the designated project area and delivering comprehensive field data reports. The project is based in Salem, Oregon, and falls under NAICS code 541620. Interested parties must submit their responses by the deadline of November 2, 2026.

POSTED

DEADLINE

Fungal Survey and Analysis ServicesThis subcontract for Fungal Survey and Analysis Services involves performing biological field surveys on 986 acres of dry mixed conifer forest within the Mt. Hood National Forest. Working for prime contractors on USDA Forest Service projects, the selected provider will follow the Survey and Manage Category B Fungi Equivalent-Effort Survey Protocol. The scope of work includes using GPS and GIS software to track routes and identify fungi, as well as the collection and preservation of voucher specimens. The contractor is responsible for delivering seasonal summary reports, GIS location files, and confirmed voucher specimens. This opportunity is categorized under NAICS code 541620 and is associated with the state of Oregon, with the place of performance located in Salem. The response deadline for this requirement is November 2, 2026.

Procurement Only

POSTED

3 days ago

DEADLINE

in 28 days

AI Contract Overview

The City of Stockton in California is seeking a subcontractor for Specialty Tree Care and Arborist Services. This contract focuses on maintaining urban forestry through tree health assessments, disease management, structural pruning, and the removal of hazardous trees using certified arboriculture techniques. Interested parties must submit their responses by September 2, 2026. The work will be performed in Stockton, California, within the 95206 zip code, falling under the NAICS code 541620 for environmental consulting services.