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MAR-LEN ENVIRONMENTAL, INC. Westminster MD USA

UEI: SLED_96778D06D5DD0AE5

MAR-LEN ENVIRONMENTAL, INC. Westminster MD USA is a federal contractor, registered under UEI SLED_96778D06D5DD0AE5. It has been awarded $9,083,985 in federal contracts. Primary work spans Support Activities for Forestry. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_96778D06D5DD0AE5

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

Mar-Len Environmental, Inc. specializes in forest management services. Their technical expertise includes providing comprehensive forestry support for garrison and tenant activities, ensuring the maintenance and ecological health of designated land areas. The company has experience supporting the U...

Key Performance Metrics

Awards Count

1

All time

Active

0

Currently performing

Completed

0

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Department Of Defense$9.1M100%

Awards by NAICS

115310 - Support Activities for Forestry$9.1M100%

Awards by Agency Over Time

Awards by Place of Performance

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Inchelium Forestry, Pre-Commercial thinning fall 2026, Gold Mt. 156

Solicitation # InchThinning2026.pdf

The Confederated Tribes of the Colville Reservation, through Colville Tribal Forestry, is soliciting proposals for pre-commercial thinning and mastication services for the Gold Mt. 156 project area, totaling 52 acres. The contractor is responsible for providing all labor, equipment, supervision, and safety measures to execute thinning based on tree vigor and species preference. Technical specifications include strict guidelines on stump height, slash treatment, and the preservation of trees with a diameter at breast height of 8 inches or greater, unless otherwise marked. Compliance is monitored by a Contracting Officer's Representative who performs inspections to identify missed cuts or problem areas. Bids must be submitted in sealed envelopes to the Inchelium Forestry Office by 4:30 P.M. on October 21, 2026. Required submission documents include an updated SAM.gov registration, proof of insurance, a completed work plan, and a debarment certification. The contract emphasizes Indian preference, requiring a minimum of 51 percent of seasonal or project-based employees to be of Indian preference origin and the submission of a TERO compliance and utilization plan. Payment is structured with 80 percent of each completed pay item paid within ten working days of final approval, while 20 percent is withheld until all contract requirements are satisfactorily completed.

Confederated Tribes of the Colville Reservation

POSTED

about 6 hours ago

DEADLINE

in about 10 hours

San Poil Forest, Louie Creek

Solicitation # LoisCreen2026.pdf

The Confederated Tribes of the Colville Reservation is soliciting bids for an excavator piling and scarification project totaling 90.8 acres within the Louie Creek logging area on the Colville Indian Reservation. The scope of work includes piling logging slash and debris, removing brush and standing dead trees, and removing non-merchantable trees exhibiting dwarf mistletoe. Contractors must utilize equipment with low ground pressure of less than 8.5 p.s.i. and are required to construct water bars on slopes to prevent water channeling. Performance will be monitored by a designated Contract Officer’s Representative from San Poil Forestry, who will conduct inspections in each unit to ensure quality and progress. Bids must be submitted in a sealed envelope to the San Poil Forestry locked box at the Mt. Tolman Fire Center by November 5, 2026, at 4:00 PM. Mandatory submission requirements include a bid on every inspection item, a bid evaluation form, a contracting and subcontracting plan, and proof of SAM.gov registration. Evaluation factors include technical qualifications, reasonable pricing, and a strong emphasis on Indian preference in the award of contracts and subcontracts. Contractors must provide liability insurance and are encouraged to obtain a Trader License and TERO Tile ID certification to avoid specific fees. All work must comply with the Tribal Occupational Safety and Health Administration standards and applicable federal and state laws.

Confederated Tribes of the Colville Reservation

POSTED

about 6 hours ago

DEADLINE

San Poil Forest stocking Survey 2027

Solicitation # StockingSurvey2027.pdf

The Confederated Tribes of the Colville Reservation, through San Poil Forestry, is soliciting bids for five stocking survey contracts (SP-01-SSUR-27 through SP-05-SSUR-27) to be performed on the Colville Indian Reservation. The scope of work covers approximately 1,443 acres and 2,241 plots across the .30 mile, Swawilla, Summit North, and Williams Flats areas. Contractors are required to conduct survival and stocking surveys, submitting a detailed work plan that includes estimated daily acreage and completion schedules. Performance is measured by a Contract Officer's Representative (COR) who inspects at least 20 percent of plots; an accuracy rate of 85 percent or greater is required for acceptance, while full payment is tied to an accuracy rate of 95 percent and above. A 20 percent holdback will be withheld from all payments until all contract requirements are fulfilled. Award evaluations are based on technical qualifications and price reasonableness, with a strong preference given to certified Indian preference eligible firms. Bidders must submit a comprehensive packet including a Debarment Form, Title ID Certification, Bid Evaluation Form, and a TERO Compliance and Utilization Form. Additionally, contractors must provide liability insurance and adhere to tribal Occupational Safety Health Administration (IOSHA) standards. Those utilizing subcontractors or employees must submit a contracting and training plan to the TERO office. Failure to meet quality standards requires the contractor to rework the affected unit at no cost to the Tribe within two days of notification.

Confederated Tribes of the Colville Reservation

POSTED

about 6 hours ago

DEADLINE

San Poil Forest, 3 commercial thinning contracts

Solicitation # thinningcontract2026.pdf

The Confederated Tribes of the Colville Reservation, through San Poil Forestry and the Tribal Employment Rights Office, is soliciting bids for three commercial pre-commercial thinning contracts located in the 30 Mile Logging area of the Colville Indian Reservation. The scope of work involves thinning operations across three specific units: SP-06-PCT-27 (39.7 acres), SP-07-PCT-27 (33.0 acres), and SP-08-PCT-27 (37.0 acres). Key technical requirements include the felling of overtopped or suppressed trees, the removal of all mistletoe-infected trees, and specific slash management to create a uniform fuel bed. Quality standards mandate that stumps be cut below five inches and that brush or hardwoods interfering with leave trees be cleared within a four-foot radius. Bids must be submitted in a sealed envelope labeled 30 Mile PCT 2027 and deposited in the San Poil Forestry Drop-Off Box at the Mt. Tolman Complex by 4:00 PM on November 2, 2026. The award process emphasizes Indian Preference and requires bidders to provide a bid per acre and a total bid price. Essential submission documents include a work plan, bid sheet, debarment certification, TERO compliance forms, and proof of liability insurance. Contractors must also obtain a BIA Trader License and adhere to TOSHA safety standards. Payment terms include a 20 percent withholding until final approval, with partial payments authorized for units exceeding 10 acres. Final acceptance is contingent upon a final inspection by the Contracting Officer's Representative and the complete removal of all debris from the units.

Confederated Tribes of the Colville Reservation

POSTED

about 6 hours ago

DEADLINE

San Poil Forest, 4 PreCommercial thinning contrats, 21 Mile area

Solicitation # SanpoilForest2026Oct29.pdf

The Confederated Tribes of the Colville Reservation, through San Poil Forest Development, is soliciting bids for four pre-commercial thinning contracts in the 21 Mile area. The project encompasses a total of 120.1 acres divided into four units: Unit A (56.3 acres), Unit B (38.4 acres), Unit C (41.5 acres), and Unit D (40.2 acres). The scope of work requires the identification and maintenance of crop trees while removing competing vegetation, adhering to strict specifications such as stump heights of less than five inches and the protection of boundary trees marked with orange or yellow stripes. Bids must be submitted via a locked drop-off box at the San Poil Forestry Office by October 29, 2026, at 4:00 P.M., with electronic submissions prohibited. Applicants must be registered in SAM.gov and possess a valid Trader License. The award process strongly prioritizes certified Indian preference firms, and contractors must ensure that at least 51 percent of their seasonal or project-based workforce is of Indian preference origin. Technical qualifications and reasonable pricing are key evaluation factors, and the Colville Tribal Forestry reserves the right to reject any bid. Contract administration includes oversight by a designated Contract Officer's Representative who will perform quality inspections. Payment is based on completed and accepted acreage, with 20 percent of each payment withheld until final approval and site cleanup are completed. Contractors must provide liability insurance and comply with the Occupational Safety and Health Act of the Confederated Tribes of the Colville Reservation as administered by TOSHA. Additional requirements include TERO certification to avoid specific fees and the submission of a comprehensive employment and training plan.

Confederated Tribes of the Colville Reservation

POSTED

about 6 hours ago

DEADLINE

Contractors, San Poil Forestry, Stocking Surveys

Solicitation # StockingSurvey2026.pdf

The Confederated Tribes of the Colville Reservation, through the San Piol District Forestry, is soliciting bids for the completion of five stocking surveys. The required performance areas for these surveys include Swmville, Williams Flats, 30 mile, and Summit North. This solicitation is issued by a tribal organization based in Washington. Interested parties must submit their bids no later than 4:00pm on Sunday, October 25, 2026. Bid packets are available for pickup at San Piol Forestry located at the Mt Lohmman Complex. For further inquiries regarding this requirement, contacts are available via telephone at 634-3130 or 634-3129.

Confederated Tribes of the Colville Reservation

POSTED

about 6 hours ago

DEADLINE

Pine Timber Harvesting and Salvage OperationsThis subcontract for Pine Timber Harvesting and Salvage Operations involves the felling, skidding, and loading of pine timber for prime contractors working on St. Johns River Water Management District projects. The scope of work includes a clearcut of dead, dying, and green pine across 36.1 acres, along with selective salvage in optional areas. All operations must be executed in accordance with FDACS Silviculture and Florida Forestry Wildlife BMPs, ensuring the delivery of severed timber and a site left free of debris. To qualify, the contractor must utilize feller bunchers, skidders, and log loaders, and the crew leader is required to hold an SFI-approved certification, such as Master Logger. This opportunity was posted on October 20, 2026, with a response deadline of October 27, 2026. The project falls under NAICS code 115310 and is managed through the state of Florida.

St. Johns River Water Management Dist

POSTED

about 7 hours ago

DEADLINE

Telogia Creek Sand Pine Removal

Solicitation # FWC 26/27-15

The Florida Fish and Wildlife Conservation Commission awarded solicitation FWC 26/27-15 to Panhandle Land Management Services for sand pine regeneration removal services at Telogia Creek WMA in Liberty County, Florida. The project encompasses the removal of sand pines across 797 acres, with a total bid price of 1,065.00, which represents the summed cost per acre across light, moderate, and heavy regeneration levels. The contract is effective for one year from the issuance of the Purchase Order, with the Commission holding the option to renew the agreement annually for up to two additional years. The scope of work requires hand pulling for sand pines with stem diameters less than 1/2-inch and allows the use of brush saws or chainsaws for those exceeding 1/2-inch. All cutting must occur below the lowest live branches to ensure ATV and UTV clearance, and treated pines must be left in place rather than piled. The contractor is required to comply with various Florida Statutes, including E-Verify for employment eligibility, cooperation with the Inspector General, and adherence to the Forced Labor Vendor List provisions. Final acceptance of the work is contingent upon a Certificate of Contract Completion signed by both the contractor and the Commission's Contract Manager.

Florida Fish and Wildlife Conservation Commission

POSTED

about 9 hours ago

DEADLINE

Mechanical Site Prep: Cherry West Item 1

Solicitation # RFP-2025-0153

Tuolumne County is soliciting proposals for the Cherry West Project, which involves fuels reduction and mechanical site preparation for approximately 535.90 acres within the Stanislaus National Forest. Authorized under a Master Stewardship Agreement with the USDA Forest Service, the scope of work primarily consists of mastication and piling to support reforestation efforts. The project is scheduled for completion between June 2027 and October 2028, with an initial contract term of two years and the possibility of two three-month extensions. Proposals are due by November 13, 2026, and must be submitted in PDF format via the county's e-Procurement portal. Qualified proposers must have at least three years of experience in forested environments, be authorized to do business in California, and possess a valid Department of Industrial Relations registration number, as the project is subject to prevailing wage requirements. Award decisions will be based on a weighted evaluation of reasonable cost (40%), qualifications and experience (30%), and service delivery methodology (30%). Contractors must adhere to strict environmental and safety standards, including a comprehensive Fire Plan, spill prevention procedures, and Best Management Practices for aquatic and soil protection. Payment is contingent upon Forest Service acceptance, with full payment requiring a performance quality score of 95 percent or higher based on systematic plot inspections.

County Administration Office

POSTED

about 16 hours ago

DEADLINE

Mechanical Site Prep: Jawbone Creek Item 2

Solicitation # RFP-2025-0154

Tuolumne County is soliciting proposals under RFP-2025-0154 for fuels reduction and mechanical site preparation for reforestation as part of the Cherry West Project. The project encompasses approximately 796.26 acres within the Stanislaus National Forest and is conducted under a Master Stewardship Agreement with the USDA Forest Service. The scope of work includes mastication, shredding, chipping, and piling, with manual hand thinning and piling required for slopes between 45% and 55%. Key performance milestones require priority units K010C, K011B, K011C, and L001 to be completed between June 2027 and October 31, 2027, with at least 50% of all awarded acres finished by that date and all remaining work completed by October 31, 2028. Qualified proposers must have at least three years of experience in forested environments, hold valid California business licenses, and possess a Department of Industrial Relations registration number to comply with prevailing wage requirements. Proposals are due by November 13, 2026, and will be evaluated based on reasonable cost (40%), qualifications and experience (30%), and service delivery methodology (30%). The contract emphasizes strict adherence to environmental and safety standards, including a comprehensive fire prevention plan, spill prevention and reporting procedures, and Best Management Practices for aquatic and erosion control. Payment is contingent upon Forest Service acceptance, requiring a minimum of 95% work completion per unit.

County Administration Office

POSTED

about 16 hours ago

DEADLINE

Pre-Commercial Thinning (PCT) Forestry ServicesThis subcontract for Pre-Commercial Thinning Forestry Services involves performing thinning operations for prime contractors on forestry projects within the Confederated Tribes of the Colville Reservation. The scope of work requires the identification of crop trees based on height and crown position, the removal of hardwoods and competing vegetation within a four-foot radius, and the felling of stems with stump heights maintained under five inches. Additionally, the contractor is responsible for managing slash to ensure it is kept away from water bodies and designated leave trees to deliver a properly thinned forest stand. Interested parties must meet specific administrative requirements, including active SAM registration, a valid trader license, and TERO Indian preference certification. The solicitation was posted on October 19, 2026, with a response deadline of October 29, 2026. This project falls under NAICS code 115310 and is managed by the Confederated Tribes of the Colville Reservation.

Confederated Tribes of the Colville Reservation

POSTED

about 22 hours ago

DEADLINE

Forest Site Preparation - Excavator PilingThis subcontract involves performing excavator piling for prime contractors on forest site preparation projects for the Confederated Tribes of the Colville Reservation. The scope of work covers 48.54 acres and requires the creation of debris piles to achieve 50% mineral soil exposure, the construction of water bars on slopes, and strict boundary management to deliver a fully prepared forest site. Contractors must utilize track-mounted excavators equipped with 360-degree rotation, hydraulic booms, brush rakes, and thumbs, ensuring ground pressure remains below 8.5 p.s.i. All operations must comply with TERO and Title X regulations. The response deadline for this opportunity is November 5, 2026.

Confederated Tribes of the Colville Reservation

POSTED

about 22 hours ago

DEADLINE

On-Call Registered Professional Forester (RPF) Services

Solicitation # RFQ 202627-1

The Monterey Peninsula Regional Park District is soliciting qualifications under RFQ 202627-1 to establish a prequalified list of licensed Registered Professional Foresters (RPFs) for on-call services. The primary objective is to secure professional forestry expertise to manage the practice of forestry across the District's 13,000 acres of diverse landholdings, including sites such as the Frog Pond Wetland Preserve and Garland Ranch Regional Park. The scope of work involves supervising and training crews and contractors, approving prescriptions, and providing signed documentation and regulatory filings in compliance with the Professional Foresters Law. Prequalification is valid for up to five years, though it does not guarantee work; the District will select the most qualified RPF from the list for specific projects based on experience and availability, followed by a proposal and rate negotiation process. Applicants must submit a Statement of Qualifications via the OpenGov portal by November 2, 2026, which must include California RPF license numbers, resumes, and at least three public agency references. The evaluation is conducted on a pass/fail basis, and fee proposals are strictly prohibited during this initial phase. Selected consultants must operate as independent contractors and maintain comprehensive insurance coverage, including general liability, automobile liability, and professional liability of at least $1,000,000. Administrative terms include monthly invoicing with a 30-day payment cycle for non-disputed fees and a 10-day written notice period for termination for convenience by the District.

Planning & Conservation

POSTED

about 23 hours ago

DEADLINE

Silviculture Tree Planting ServicesThis subcontract for Silviculture Tree Planting Services involves the manual planting of seedlings for prime contractors on British Columbia Ministry of Forests reforestation projects located in the Selkirk area. The scope of work requires planting seedlings at densities of 500, 1400, and 1600 stems per hectare across various terrains, including patch cut areas, clearcuts, and unstable slope classes. The service provider must strictly adhere to BC Ministry of Forests silviculture standards and comply with restrictions prohibiting vehicle access within the blocks. The primary objective is the successful delivery and installation of seedlings according to the required stem counts. The solicitation was posted on October 19, 2026, with a response deadline of November 16, 2026.

Ministry of Forests

POSTED

DEADLINE

PL28DSE001- 2027 Spring Planting

Solicitation # PL28DSE001

Solicitation PL28DSE001, issued by the Province of British Columbia Ministry of Forests, is for the 2027 Spring Planting project located in British Columbia. The solicitation was posted on October 19, 2026, with a response deadline of November 16, 2026. The scope of work focuses on reforestation activities across various block openings, including clearcut and patch cut areas in the Selkirk, Burton WRR, and Neff regions. The project requires specific planting densities across multiple sites: Opening 1811011 requires 1600 stems per hectare for SU1 patch cut areas, Opening 1811983 requires 500 stems per hectare for SU1 clearcut and patch cut areas including the stockhandling of 500 extra seedlings for Ministry staff, Opening 1805223 requires 1400 stems per hectare over 9.5 hectares of clearcut, and Opening 1811629 requires 1600 stems per hectare for clearcut areas. Performance is subject to specific site constraints, including 4WD access via CW Rail Trail, ATV-only access for certain permit roads, and total prohibitions on in-block vehicle access for some areas. Site classifications are based on Biogeoclimatic site series such as ICH mw2 and ICH mw3, with considerations for slope stability.

Ministry of Forests

POSTED

DEADLINE

Douglas-fir tussock moth ground surveys

Solicitation # FH27SIR253

The Ministry of Forests for the Province of British Columbia has issued solicitation FH27SIR253 for the performance of Douglas-fir tussock moth ground surveys. This project is located within British Columbia and is managed by the Ministry of Forests. The solicitation was posted on October 19, 2026, with a response deadline of October 23, 2026. The contract includes a specific bid form under Schedule B for contract payments, which outlines the required pricing structure for the services. While the solicitation provides for estimated quantities of the ground surveys, the final contract value is not yet determined as it depends on the unit prices submitted by the respondents. All transactions are subject to applicable GST and PST.

Ministry of Forests

POSTED

DEADLINE

New Jersey Forest Service Urban & Community Forestry Program (NJUCF) Green Communities

Solicitation # https://dep.nj.gov/grantandloanprograms/new-jersey-forest-service-urban-community-forestry-program

The New Jersey Forest Service Urban and Community Forestry Program Green Communities is a state grant opportunity administered by the New Jersey Department of Environmental Protection. Falling under the environment category of the New Jersey Grants Management Office, this program is designed to support urban and community forestry initiatives throughout the state. Applications for this solicitation are accepted on a rolling basis, meaning there is no fixed closing date for submissions. Interested parties can find comprehensive program details and application guidelines through the official New Jersey Department of Environmental Protection website.

NJ Department of Environmental Protection

POSTED

DEADLINE

Tree Removal SpecialistThe Tree Removal Specialist subcontract involves performing tree removal services for prime contractors on park maintenance projects for the City of Medicine Hat. The scope of work requires the felling and removal of designated trees at six specific locations to mitigate public safety risks and address declining tree health. Contractors must utilize professional equipment, including chainsaws, bucket trucks, and rigging gear, to ensure trees are safely removed and delivered at the specified sites. To be eligible for this contract, service providers must possess a valid City of Medicine Hat Business License and maintain professional liability insurance. The solicitation was posted on October 19, 2026, with a response deadline of October 29, 2026. This project falls under NAICS code 115310 and is managed by the City of Medicine Hat.

City of Medicine Hat

POSTED

DEADLINE