This Government Contract opportunity from Maine was posted on September 16, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Environmental Compliance & Pollution Control

Closed

State & Local

Submission Closed10/07/2026, 04:00:00 AM UTC

Contract Overview

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

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NAICS: 561730

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City of Westminster – Wakefield Valley Park

Solicitation # city-westminster-wakefield-valley-park

Conewago Enterprises, Inc. is soliciting bids from qualified Disadvantaged Business Enterprises for the City of Westminster Wakefield Valley Park project located in Maryland. The submission deadline for bids is November 18, 2026, at 12 PM EST, though this date may be subject to change based on future addenda. Available subcontracting and supply opportunities include fencing, landscaping, painting, seeding, surveying, and tree removal. Interested parties should contact the Estimating Department via email at [email hidden] to obtain the necessary bidding documents or to ask specific questions regarding the solicitation.

Conewago Enterprises, Inc.

POSTED

DEADLINE

Landscaping and IrrigationThis subcontract for Landscaping and Irrigation supports site improvement projects for the Savannah-Chatham County Public School System in Georgia. The selected provider will be responsible for supplying and installing plants, sod, mulch, and automatic sprinkler systems, as well as creating planting beds and performing tree and shrub planting. All work must be delivered as fully functioning landscaped areas that adhere to local landscaping standards. The contractor is required to hold the necessary irrigation licensing to perform the scope of work. Interested parties must submit their responses by December 8, 2026, in accordance with the solicitation posted on November 3, 2026. The project falls under NAICS code 561730 and involves working as a subcontractor to prime contractors.

Savannah/chatham County Public School System

POSTED

DEADLINE

Emergency Landscaping and Hazard MitigationThe Emergency Landscaping and Hazard Mitigation subcontract, managed by the Office of Contract Administration in California, provides urgent vegetation hazard response for prime contractors on City and County of San Francisco projects. The scope of work focuses on storm-related cleanup and hazard mitigation to address conditions that threaten public safety, property access, or visibility. To ensure rapid mobilization and effective restoration of city properties, the contractor must utilize heavy-duty clearing equipment, chainsaws, and debris removal vehicles. This opportunity is categorized under NAICS code 561730 and is specifically for performance within San Francisco. The solicitation was posted on November 3, 2026, with a response deadline set for December 7, 2026. Interested parties can find further details and submission guidelines through the official SF City Partner portal.

Office of Contract Administration

POSTED

DEADLINE

Planting and Native Site EstablishmentThis subcontract for Planting and Native Site Establishment, managed by the Office of Contract Administration in California, focuses on the installation and establishment of native plant environments for prime contractors on City and County of San Francisco projects. The scope of work includes planting, hydro-seeding, maintaining weed-free basins, applying mulch, and utilizing specialized sprayers to apply browse protection to dogwood and willows. The project requires the use of hydro-seeding equipment and specialized sprayers to deliver fully installed native plants and mulched basins. Interested parties must submit their responses by December 7, 2026, for work to be performed within the city of San Francisco under NAICS code 561730.

Office of Contract Administration

POSTED

DEADLINE

Specialized Pruning and Deadheading ServicesThis subcontract for Specialized Pruning and Deadheading Services involves providing technical plant maintenance and health-based pruning for prime contractors working on City and County of San Francisco projects. The scope of work focuses on the removal of dead, damaged, or diseased matter from shrubs, bushes, and hedges using specialized trimming tools and bypass pruners to ensure plant vitality and public safety. Managed by the Office of Contract Administration in California, the project is categorized under NAICS code 561730 and will be performed within San Francisco. The solicitation was posted on November 3, 2026, with a response deadline set for December 7, 2026.

Office of Contract Administration

POSTED

DEADLINE

General Landscape Maintenance and Weed AbatementThe General Landscape Maintenance and Weed Abatement subcontract involves providing routine vegetation control and mowing services for prime contractors on City and County of San Francisco projects. The scope of work includes mowing vacant lots, entryways, and perimeters, as well as removing obstructing grass, shrubs, and branches. Additionally, the contractor is responsible for weed abatement along sidewalks, curbs, and plant beds using mowers, weed whackers, and brush cutters to ensure safety and fire prevention standards are met. Managed by the Office of Contract Administration in California, this opportunity is categorized under NAICS code 561730. The project is located in San Francisco and requires the delivery of maintained, weed-free city properties. The solicitation was posted on November 3, 2026, with a response deadline set for December 7, 2026.

Office of Contract Administration

POSTED

DEADLINE

OCA | TC78150 Citywide Landscaping Services

Solicitation # SFGOV-0000009416

The Office of Contract Administration is soliciting bids under solicitation number SFGOV-0000009416 for citywide as-needed landscaping services to support various departments across San Francisco and other city-owned properties. The scope of work includes pruning, deadheading, weed abatement, and emergency services to address immediate safety or operational risks. Bidders must submit their offers by December 7, 2026, at 1:00 PM PT. The contract requires adherence to standard horticultural practices and strict compliance with local regulations, including the San Francisco gas-powered landscaping ban, integrated pest management, and environmental preferable purchasing codes. Contractors must comply with Cal-OSHA regulations and pay the highest general prevailing wage rates as determined by the San Francisco Board of Supervisors. Administrative requirements include submitting detailed invoices via PeopleSoft within 30 days of service delivery and providing various reports, such as site visit and pesticide logs, to avoid financial penalties. The agreement also mandates compliance with the LBE Ordinance, the Americans with Disabilities Act, and strict data privacy protocols, including a prohibition on the use of generative AI for deliverables without prior written consent. Inspection of services may include physical walk-throughs by city supervisors to ensure properties are left in the same or superior condition.

Office of Contract Administration

POSTED

DEADLINE

Tree Planting & Installation ServicesThis subcontract for Tree Planting and Installation Services supports prime contractors on projects for the City of Saint Paul Department of Parks and Recreation. The scope of work involves the full physical installation process for nursery stock, including marking locations, verifying utilities, excavating pits, and the setting, backfilling, watering, mulching, and staking of both container and ball-and-burlap trees. Contractors are expected to utilize heavy equipment such as backhoes and skid steers to complete these tasks. Compliance with industry standards is mandatory, specifically requiring that all work adheres to ANSI A300 Part 6. Additionally, forepersons overseeing the installation must hold a MnDOT Landscape Specialist Certification. Interested parties must submit their responses by December 2, 2026.

POSTED

DEADLINE

RFB-PARKS-2027 CITYWIDE TREE PLANTING

Solicitation # 1764

The City of Saint Paul is soliciting bids for solicitation 1764, the RFB-PARKS-2027 Citywide Tree Planting project. The selected contractor will provide all labor, equipment, and materials for the annual planting of various tree species, including a wide array of oaks, maples, elms, and lindens, all requiring a minimum 1.5-inch caliper. The scope of work encompasses site preparation, excavation of planting pits, debris disposal, and site restoration, with all operations adhering to ANSI A300 Part 6 and ANSI Z133 standards. The contract is awarded to the lowest responsible bidder based on the Total Base Bid. Key administrative requirements include compliance with Davis-Bacon prevailing wage laws, the submission of certified payroll via LCPtracker, and adherence to the Vendor Outreach Program for local small, minority, and women-owned businesses. The contractor must provide a qualified on-site foreperson with a MnDOT Landscape Specialist Certification. Performance is subject to strict quality standards under ANSI Z60.1-2014 and the Minnesota Nursery and Landscape Act. The City employs a two-stage acceptance process consisting of Provisional Acceptance following an initial inspection and Final Acceptance after a designated guarantee period. Failure to complete work by the planting deadline results in liquidated damages of 1,000 dollars per calendar day. Responses must be submitted electronically via the Supplier Portal by December 2, 2026, at 2:00 PM Central Time.

POSTED

DEADLINE

Landscaping and Grounds MaintenanceThis subcontract for Landscaping and Grounds Maintenance involves providing irrigation, planting, tree trimming, and general grounds upkeep for prime contractors working on Somis Union School District projects in Somis, California. The primary objective is to ensure the delivery of well-maintained school grounds through professional landscaping services. To be eligible, contractors must hold a current California State Contractor's License and maintain a valid registration with the State of California Department of Industrial Relations. The opportunity was posted on November 2, 2026, with a response deadline set for November 3, 2027.

SOMIS UNION SCHOOL DISTRICT

POSTED

DEADLINE

PM-10 Compliant Street Sweeping OperationsThis subcontract for PM-10 Compliant Street Sweeping Operations involves providing specialized cleaning services for prime contractors on California Department of Parks and Recreation projects located in San Luis Obispo. The scope of work focuses on the removal of litter, leaves, dirt, and sand from road surfaces and curb gutters on Pier Avenue. To ensure environmental compliance, the contractor must utilize PM-10 efficient street sweepers capable of removing particulate matter smaller than 10 microns. Performance verification is a critical component of the contract, requiring the use of integrated GPS tracking to document work completion. The contractor is responsible for delivering cleaned roadway surfaces along with detailed monthly service logs supported by GPS data. The solicitation was posted on November 2, 2026, with a response deadline of November 20, 2026, falling under NAICS code 561730.

California Department of Parks & Recreation

POSTED

DEADLINE

Comprehensive Lawn Maintenance & LandscapingThis subcontract for Comprehensive Lawn Maintenance and Landscaping involves providing full-scale grounds upkeep for Alabama Department of Human Resources facility projects located in Double Springs, Alabama. The scope of work includes routine grass mowing, weed removal from parking lots and sidewalks, blowing clippings, and fine mulching of leaves to ensure a professional facility exterior. Additional specialized maintenance requires trimming shrubs and hedges twice a year and managing water retention areas through a monthly schedule of cutting and spraying. This project falls under NAICS code 561730 and is coordinated through the DHR Winston County Office.

DHR Winston County Office

POSTED

about 15 hours ago

DEADLINE

in 2 days

AI Contract Overview

This subcontract for Environmental Compliance and Pollution Control supports prime contractors on Maine Department of Transportation bridge projects, specifically located in Bancroft. The scope of work involves the installation and maintenance of temporary soil erosion and water pollution control measures, including turbidity curtains, silt fences, and various pollution control devices. All activities must be performed to ensure full compliance with the regulatory requirements set forth by the USACE and MDOT. The opportunity was posted on September 16, 2026, with a response deadline of October 7, 2026. Classified under NAICS code 561730, the contract focuses on delivering a fully compliant erosion and pollution control system to mitigate environmental impact during bridge construction.

General Info

Subcontract for environmental compliance and pollution control for MDOT bridge projects in Bancroft.

Agency

Maine Department of Transportation

NAICS

561730 - Landscaping Services

Place of Performance

Bancroft, ME, USA

Set-Aside

NONE

Documents

This scope was carved out of 028262.00.

The full solicitation package (10 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Bancroft — Smith Brook Bridge Replacement Smith Brook Bridge over the Smith Brook approximately 0.36 of a mile northeast of Mill Road in the Township of Bancroft.

AI Contract Breakdown

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Timeline

PhaseClosed

PostedSep 16

subcontract

Response DeadlineOct 7

Deadline has passed

Submission Closed

10/07/2026, 04:00:00 AM UTC

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Organization & Contact Information

AgencyMaine Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyMaine Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Implements temporary soil erosion and water pollution control measures for prime contractors on Maine Department of Transportation bridge projects. Installs and maintains silt fences, turbidity curtains, and pollution control devices to meet USACE and MDOT requirements. Delivers a compliant erosion and pollution control system.