Psst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →

Search

Top

Back to Contracts

Certified Arborist Services

Active

State & Local

Response Deadline11/02/2026, 07:00:00 PM UTC

Contract Overview

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

AI Contract Overview

Show more

This subcontract opportunity is for Certified Arborist Services to support prime contractors on Orange County Transportation Authority projects in Santa Ana, California. The selected provider will be responsible for professional tree protection and maintenance, focusing on pruning and health management to ensure that growth does not obstruct facility signage or traffic control operations. To qualify for this role, the contractor must hold an International Society of Arboriculture credential. Interested parties should note that the solicitation was posted on October 14, 2026, with a response deadline of November 2, 2026. The work falls under NAICS code 561730 and aims to deliver safe, healthy vegetation that does not interfere with agency operations.

General Info

ISA certified arborist services for tree maintenance on OCTA projects in Santa Ana.

Agency

California → Orange County Transportation Authority

NAICS

561730 - Landscaping Services

Place of Performance

Santa Ana, CA, 92704, USA

Set-Aside

NONE

Documents

This scope was carved out of 260572.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Landscaping Services

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PostedOct 14

subcontract

Response DeadlineNov 2

Submission deadline

Response Deadline

11/02/2026, 07:00:00 PM UTCin 7 days

Ready to pursue this opportunity?

Start your free trial to track this contract, build proposals with AI assistance, and manage your pipeline.

Organization & Contact Information

Show more

AgencyCalifornia → Orange County Transportation Authority

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Orange County Transportation Authority

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Performs professional tree protection and maintenance for prime contractors on Orange County Transportation Authority (OCTA) projects. Prunes and maintains trees to ensure health and safety, ensuring growth does not obstruct traffic control or facility signage. Requires International Society of Arboriculture (ISA) Certified Arborist credential. Delivers healthy, pruned trees that do not obstruct operations.

Similar Contracts

Same NAICS industry code

MJCC LAND MAINTENANCE RFQ

Solicitation # mjcc-land-maintenance-rfq

The Muhlenberg Job Corps Center, operated by Insights Training Group LLC, is soliciting fixed-price quotes for comprehensive ground maintenance services at its campus in Greenville, Kentucky. The scope of work covers approximately 50 acres and 35 or more buildings, requiring mowing to a height of 3 to 4 inches, string trimming, edging, and general cleanup. The contract is for an initial one-year term with four optional one-year renewals. The successful contractor must provide all necessary labor, supervision, equipment, fuel, and insurance, with a requirement to correct any rejected work or deficiencies within 48 hours. This is a small business set-aside opportunity open to various SBA-certified categories, including VOSB, SDVOSB, WOSB, and HUBZone small businesses. Award will be granted to the responsible offeror who is technically acceptable and provides the lowest price. Technical acceptability requires evidence of Kentucky state registration and licensing, SAM portal verification, a detailed fixed-price quote, and a comprehensive safety program. Compliance with the Davis-Bacon Act and Contractor Wage Rate Requirements is mandatory, and contractors must submit weekly certified payroll and a signed Statement of Compliance with every invoice for payment. Interested offerors must submit a complete package including a technical and price proposal, company qualifications, three references, an equipment list, and insurance documentation by October 30, 2026. Submissions must be sent electronically to the designated purchasing agent. Additionally, contractors must provide proof of their ability to secure performance and payment bonding, as required by the Miller Act for contracts exceeding 100,000 dollars. All work must adhere to OSHA and EPA regulations and be consistent with the Federal Acquisition Regulation.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 7 hours ago

DEADLINE

Erosion Control and RevegetationThis subcontract opportunity for the City of Bentonville involves the installation and maintenance of erosion control measures and the restoration of disturbed ground for drainage projects. The selected contractor will be responsible for installing silt fences and straw wattles around inlets and trenches, grading disturbed areas, and establishing vegetation through seeding or sodding to deliver a fully stabilized site. Qualified applicants must hold a valid Arkansas State Contractor License to perform this work. Interested parties should note that the response deadline for this solicitation is November 10, 2026.

City of Bentonville

POSTED

DEADLINE

Cemetery Grounds MaintenanceThis subcontract opportunity is for comprehensive grounds maintenance services at Riverside National Cemetery, supporting prime contractors for the Department of Veterans Affairs National Cemetery Administration. The scope of work includes mowing, edging, trimming turf, applying weed control and herbicides, pruning shrubs and trees, and debris removal. To ensure a manicured landscape that meets strict NCA performance standards, the contractor will utilize commercial zero-turn mowers, tractors, and string trimmers. The project is designated as a Service-Disabled Veteran-Owned Small Business set-aside under NAICS code 561730. Interested parties must submit their responses by November 6, 2026. Performance will take place in Riverside, California, under the oversight of the National Cemetery Administration.

National Cemetery Administration (36C786)

POSTED

DEADLINE

Grounds maintenance services for Riverside National Cemetery. -- S208

Solicitation # 36C78626R501200008

The Department of Veterans Affairs, through the National Cemetery Administration, is soliciting proposals for grounds maintenance services at the Riverside National Cemetery located in Riverside, California. This opportunity, identified by solicitation number 36C78626R501200008 and NAICS code 561730, is designated as a set-aside for Service-Disabled Veteran-Owned Small Businesses under FAR 19.14. The current amendment extends the proposal submission deadline to November 5, 2026, at 5:00 PM PST to provide vendors additional time for inquiries and to address technical difficulties encountered with the Contract Opportunities publishing system. Interested parties should contact the primary point of contact, Ralph Crum, for any missing base solicitations or previous amendments. Proposals must acknowledge receipt of the amendment through the specified submission process to be considered.

National Cemetery Administration (36C786)

POSTED

DEADLINE

Western Area Power Administration (WAPA) Landscaping & Groundskeeping Services required at the Sierra Nevada Region (SNR) HQ facility in Folsom, CA.The Western Area Power Administration, an agency under the Department of Energy, is forecasting a requirement for landscaping and groundskeeping services at the Sierra Nevada Region Headquarters facility located in Folsom, California. This project falls under NAICS code 561730 and is designated as a small business set-aside. The current incumbent for these services is K&K JL Services, Inc. Interested parties may coordinate with the Small Business Program Managers for further information regarding this upcoming opportunity.

Western Area Power Administration

POSTED

DEADLINE

Western Colorado Maintenance Office Bareground Vegetation Control Services for Microwave Sites and Substations for Rocky Mountain Region.The Western Area Power Administration, under the Department of Energy, is forecasting a contract for bareground vegetation control services to support microwave sites and substations within the Rocky Mountain Region. This project, managed by the Western Colorado Maintenance Office, focuses on maintaining critical infrastructure and is designated as a small business set-aside under NAICS code 561730. The performance of these services is expected to take place in New Mexico. Four Corners Weed Control Inc is listed as the incumbent contractor for these services. Interested parties can coordinate with the Small Business Program Managers for further information regarding this upcoming requirement.

Western Area Power Administration

POSTED

DEADLINE

Western Area Power Administration, Rocky Mountain Region, Montrose, CO, Grounds Maintenance and Snow Removal Non-Personal Support ServicesThe Western Area Power Administration, under the Department of Energy, is forecasting a requirement for non-personal support services focusing on grounds maintenance and snow removal for its Rocky Mountain Region operations in Montrose, Colorado. This project falls under NAICS code 561730 and is intended as a small business set-aside. The current incumbent contractor for these services is Green Way Pro Chem Lawn Inc. Interested parties can coordinate with the Small Business Program Managers, Tetrault and Teves, regarding this upcoming opportunity.

Western Area Power Administration

POSTED

DEADLINE

Jonesboro Office & Substation Mowing Services for SWPAThe Southwestern Power Administration, an agency under the Department of Energy, is forecasting a contract for mowing services at its Jonesboro office and substation locations in Arkansas. This requirement falls under NAICS code 561730 and is designated as a small business set-aside. The procurement is currently listed as a forecast with Freda Brannen identified as the incumbent contractor. Interested parties may coordinate with the Small Business Program Manager, Brooke Butcher, regarding this opportunity.

Southwestern Power Administration

POSTED

DEADLINE

UGP MASTER SUB / COMM WEED SPRAYING CONTRACT 2026The UGP Master Sub / Comm Weed Spraying Contract 2026 is a forecast procurement issued by the Western Area Power Administration under the Department of Energy. This contract focuses on vegetation management services, specifically weed spraying, to be performed in South Dakota. The requirement is categorized under NAICS code 561730 and is designated as a small business set-aside. Mid Dakota Vegetation Management, LLC is listed as the incumbent contractor for these services. Interested parties can coordinate with the Small Business Program Managers for further information regarding this upcoming opportunity.

Western Area Power Administration

POSTED

DEADLINE

Highway Right-of-Way Mowing and Vegetation ManagementThis subcontract involves providing mowing and vegetation control services for prime contractors on Texas Department of Transportation highway projects located in Dimmit County. The scope of work specifically focuses on maintaining the highway right-of-way along US0277 using commercial tractors equipped with slope mowers or brush hogs. The contractor is responsible for ensuring all vegetation meets TxDOT specifications for height and cleanliness while implementing necessary traffic control devices in accordance with established safety standards. The opportunity is categorized under NAICS code 561730 and was posted on October 23, 2026. Interested parties must submit their responses by the deadline of November 19, 2026. This project is designed to support the overall maintenance and safety of the state highway infrastructure through professional vegetation management.

Texas Department of Transportation

POSTED

DEADLINE

LOCAL LET MAINTENANCE CONTRACT, DIMMIT CO, MOWING HIGHWAY RIGHT OF WAY

Solicitation # 6509-66-001_1126

The Texas Department of Transportation has issued solicitation number 6509-66-001 for a local let maintenance contract focused on mowing the highway right of way in Dimmit County. The scope of work is specifically located along Highway US0277 and carries an estimated cost of 470,814.00 dollars. Interested parties must submit their bids by 2:00 PM on November 19, 2026. The project requires a completion timeline of 365 working days and necessitates a guaranty of 9,000.00 dollars. Official advertisement and bidding information are managed through the Electronic State Business Daily and the Electronic Bidding System.

Texas Department of Transportation

POSTED

DEADLINE

Geneva Co DHR FY27 Lawn Service

Solicitation # SRC0000037080

The Geneva County DHR is requesting quotes for lawn service for Fiscal Year 2027, covering the period from October 2026 through September 30, 2027. This is a second round of solicitation following a lack of bids in the first round. Services will be performed at 1831 West Magnolia, Alabama 36340, and include up to 20 grass cuttings per year and two shrub/hedge trimmings per year. Comprehensive maintenance requirements include weed eating, edging, blowing clippings and leaves, and the removal of all shrub cuttings and non-mulched leaves from the property. The scope specifically excludes the spraying of beds and the replacement of pine straw. Prospective bidders must attend a mandatory site visit on October 28, 2026, between 8:00 am and 4:00 pm to be eligible for award, unless they attended the previous round. Quotes must be firm and fixed through September 2027 and submitted electronically via Alabama Buys by October 30, 2026. Payment terms are net 30, paid in arrears upon completion of service. The resulting contract may be renewed annually for up to five years, provided the total contract cost does not exceed 25,000 dollars. Award evaluation will consider cost realism and price reasonableness, and the state may request professional licenses and certificates of insurance from the selected supplier.

DHR Geneva County Office

POSTED

DEADLINE

More opportunities from California → Orange County Transportation Authority

Same awarding agency

Landscape Material SupplierThe Landscape Material Supplier subcontract involves providing essential plant materials, seeds, fertilizers, and irrigation components to prime contractors working on Orange County Transportation Authority projects. The scope of work includes the delivery of turf seed for reseeding, slow-release fertilizers, soil amendments, and replacement irrigation risers and heads. All materials must be delivered F.O.B. destination to designated OCTA sites in Santa Ana, California. To ensure quality and compliance, all supplied products must meet or exceed the specified brand names in accordance with California Public Contract Code Section 3400. This opportunity is categorized under NAICS code 423840, with a response deadline set for November 2, 2026.

Industrial Supplies Merchant Wholesalers

POSTED

DEADLINE

Irrigation System Operation and RepairThis subcontract for Irrigation System Operation and Repair involves providing specialized maintenance and repair services for prime contractors working on Orange County Transportation Authority projects in Santa Ana, California. The scope of work includes the operation, adjustment, and minor repair of irrigation systems, with a focus on conducting weekly inspections and replacing sprinkler heads and risers. The primary objective is to deliver a fully functional irrigation system by cleaning valves, adjusting sprinkler heads, and programming watering schedules tailored to specific soil types and seasons to prevent runoff. Interested parties should note the response deadline of November 2, 2026, for this project categorized under NAICS code 238220.

Plumbing, Heating, and Air-Conditioning Contractors

POSTED

DEADLINE

Licensed Pesticide and Weed Control ServicesThis subcontract for Licensed Pesticide and Weed Control Services supports prime contractors on Orange County Transportation Authority projects in Santa Ana, California. The selected provider will be responsible for delivering pest-free landscape areas through the application of chemical weed control, pest management, and slow-release fertilizers for lawns and shrub beds on a twice-yearly basis. Specific duties include implementing approved chemical methods for gopher and insect control across lawns and slopes. To qualify for this engagement, the contractor must hold a California Department of Pesticide Regulation Qualified Applicator License with a Category B attachment. Interested parties must submit their responses by November 2, 2026, for this project categorized under NAICS code 561730.

Landscaping Services

POSTED

DEADLINE

Commercial Landscape Maintenance ServicesThis subcontract for Commercial Landscape Maintenance Services involves providing comprehensive weekly upkeep for Orange County Transportation Authority transit centers and operations base projects in Santa Ana, California. The scope of work includes mowing, edging, trimming turf, and pruning shrubs and ground cover to maintain signage visibility. Additionally, the contractor is responsible for monthly weeding, cultivating, raking, and maintaining slopes through weed-whipping to ensure all landscape areas remain groomed and weed-free. To be eligible for this opportunity, contractors must hold a California Class C-27 State Contractors License and adhere to all prevailing wage compliance regulations. The solicitation was posted on October 14, 2026, with a response deadline of November 2, 2026. This project falls under NAICS code 561730 and is intended for those capable of delivering high-standard maintenance for prime contractors.

Landscaping Services

POSTED

DEADLINE

Landscaping Services

Solicitation # 260572

The Orange County Transportation Authority is soliciting bids for comprehensive landscaping and pest control services for its maintenance and operations bases and transit center facilities, including locations in Santa Ana, Garden Grove, Anaheim, Irvine, Newport Beach, and Goldenwest. The contract covers a one-year term from December 1, 2026, through November 30, 2027. The scope of work includes weekly landscape maintenance, irrigation management, and monthly building pest control services, as well as as-needed services for bird, gopher, and bee control. Award will be granted to the responsive and responsible bidder with the lowest weighted sum, calculated as 90 percent for the lump sum total price and 10 percent for the percentage cost mark-up on parts. Qualified bidders must hold a California Class C-27 State Contractors license, a Department of Pesticide Regulation Maintenance Gardener Pest Control Business License, a Qualified Applicator License with Category B attachment, and ISA Certified Arborist certification. This is a prevailing wage contract requiring compliance with the California Labor Code and DIR registration. Contractors must maintain specific insurance coverages, including Workers Compensation and Employers Liability, and designate a qualified Health and Safety Representative. All work must adhere to commercial landscape industry standards, SCAQMD VOC requirements, and ADA compliance for specific installations. The contract is subject to funding contingencies and requires certification that the bidder is not subject to Ukraine/Russia-related economic sanctions.

Landscaping Services

POSTED

DEADLINE

Water Quality Regulatory ConsultantThe Water Quality Regulatory Consultant subcontract supports prime contractors on Orange County Transportation Authority programs by monitoring and analyzing water quality laws and emerging technologies. The scope of work involves tracking federal, state, and regional stormwater requirements, as well as updates to Best Management Practice technology. The consultant is responsible for analyzing new modeling methods and preparing technical memoranda regarding regulatory implications to ensure compliance with California state and regional water quality board requirements. Key deliverables include the production of briefing materials and detailed regulatory update reports. This opportunity is categorized under NAICS code 541620 and is centered in Orange, California. Interested parties should note the response deadline of November 9, 2026.

Environmental Consulting Services

POSTED

DEADLINE

Environmental Project Compliance MonitorThe Environmental Project Compliance Monitor subcontract involves providing post-award technical oversight for prime contractors working on water quality projects for the Orange County Transportation Authority in Orange, California. The primary objective is to ensure all project activities adhere to Orange County Local Transportation Ordinance No. 3 through the rigorous review of implementation data and the evaluation of any proposed changes to project scope or costs. Key responsibilities include conducting detailed field reviews of completed structural Best Management Practices, specifically focusing on infiltration basins and constructed wetlands. The selected contractor is tasked with delivering comprehensive compliance assessments and field review reports to verify that all technical requirements have been met. This opportunity falls under NAICS code 541620, with a response deadline of November 9, 2026.

Environmental Consulting Services

POSTED

DEADLINE

Water Quality Technical ReviewerThe Water Quality Technical Reviewer subcontract involves providing specialized technical evaluations and scoring for grant applications related to Orange County Transportation Authority environmental cleanup projects. The selected contractor will be responsible for conducting technical reviews of Tier 1 and Tier 2 BMP project applications, utilizing water quality modeling and urban runoff expertise to prepare comparative analyses and funding recommendations based on cost-effectiveness and pollutant load reduction. Key deliverables include detailed technical review notes and completed scoring sheets. This opportunity is categorized under NAICS code 541620 and is based in Orange, California. Interested parties must submit their responses by the deadline of November 9, 2026. The contract focuses on supporting prime contractors in ensuring that grant funding is allocated to the most effective environmental mitigation strategies.

Environmental Consulting Services

POSTED

DEADLINE

Support For M2 Environmental Cleanup Program Calls For Projects

Solicitation # 260490

The Orange County Transportation Authority is seeking a qualified water quality technical consultant to provide as-needed support for the administration and development of the Environmental Cleanup Program, also known as Project X. This five-year contract, with a total budget of 300,000 dollars, focuses on supporting Tier 1 and Tier 2 calls for projects through applicant assistance, technical review, and scoring. Key responsibilities include evaluating applications, providing post-award technical support for project implementation, preparing programmatic briefing materials, and monitoring changes in water quality regulations and best management practice technologies. All work must align with the Comprehensive Transportation Funding Programs Guidelines and Orange County Local Transportation Ordinance No. 3. Proposals must be submitted electronically via the OpenGov Procurement portal by 2:00 pm on November 9, 2026. The evaluation process involves a committee scoring proposals on a scale of 0 to 5 points per factor, with potential interviews scheduled for December 10, 2026. Awarded consultants must disclose any organizational conflicts of interest and provide a signed certification with monthly invoices. Payment is remitted within 30 calendar days of invoice approval. The contract is managed by Aaron Delgado as the Contract Administrator and Alison Army as the Project Manager, with a performance period extending through 2031.

Environmental Consulting Services

POSTED

DEADLINE

Graffiti Removal and Abatement SpecialistThe Graffiti Removal and Abatement Specialist subcontract involves providing specialized cleaning and protective services for Orange County Transportation Authority facility projects. The selected contractor will be responsible for removing graffiti from various surfaces using pressure washing and chemical solvents, followed by the application of abatement coatings to prevent future tagging. Deliverables include fully cleaned surfaces and signed work verification forms. To be eligible, contractors must possess a valid contractor's license, a DIR Public Works Contractor Registration, and a designated Health and Safety Representative. This opportunity is categorized under NAICS code 561790 and is located in Orange, California. Interested parties must submit their responses by October 27, 2026.

Other Services to Buildings and Dwellings

POSTED

DEADLINE

Graffiti Removal And Abatement Services

Solicitation # 260533

The Orange County Transportation Authority is soliciting bids for Graffiti Removal and Abatement Services to be performed at its owned and operated facilities throughout Orange County, California. This is a prevailing wage contract with an estimated budget of 100,000 dollars for a one-year term. The scope of work requires the complete removal or effective concealment of graffiti to restore surfaces to a uniform appearance. Routine requests must be completed within 48 hours, while priority requests involving high-visibility areas or sensitive content must be addressed within 2 to 24 hours. Contractors are required to provide clear before-and-after photographs and a signed Verification of Work form for each service to facilitate payment. Bids must be submitted electronically via the OpenGov Procurement portal by October 27, 2026, at 11:00 am. Award decisions will be based on the lowest responsive and responsible bidder. Requirements for bidders include current registration with the California Department of Industrial Relations, compliance with the Authority's Code of Conduct, and the submission of a Status of Past and Present Contracts form. Contractors must maintain comprehensive insurance coverage, including general liability, automobile liability, workers compensation, and pollution liability. Additionally, all chemical products used must be approved by OCTA Health, Safety and Environmental Compliance and comply with SCAQMD volatile organic compounds requirements.

Painting and Wall Covering Contractors

POSTED

DEADLINE

Temporary Fencing and Site SecurityThis subcontract involves the installation and removal of temporary security fencing for prime contractors operating at the Naval Weapons Station Seal Beach. The scope of work requires the erection of 6-foot high chain link fencing equipped with vertical privacy slats to secure staging and laydown areas, followed by complete removal and restoration of the site. Due to the nature of the location, all personnel must obtain and maintain the necessary Navy security clearances. The project is categorized under NAICS code 238990 and is associated with the Orange County Transportation Authority. Interested parties must submit their responses by the deadline of November 16, 2026. Performance of the contract will take place in Orange, California.

All Other Specialty Trade Contractors

POSTED

DEADLINE

Ready to Pursue This Opportunity?

Get AI-powered intelligence on this solicitation and the ones like it

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Join 750+ contractors already using CLEATUS