Silvia Coste is a Senior Procurement Agent. Silvia is associated with 46 contracts. Activity spans Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, and Water and Sewer Line and Related Structures Construction.
Person Profile
Contracting officer information and contact details
The City of Orlando is soliciting sealed electronic responses for the Virginia Dr., Forest Dr., and Corrine Dr., Complete Streets Project (IFB27-0003). This infrastructure project involves roadway and pedestrian improvements across approximately 2.6 miles between State Road 527 (Orange Avenue) and Bennett Road. The scope includes drainage, landscaping, lighting, signalization, signing, and pavement markings, with a requirement for all work to meet ADA compliance and the Trench Safety Act. The contract will be awarded to the lowest responsive and responsible bidder based on the Total Base Bid. Submissions must be uploaded via the OpenGov portal by 2:00 pm local time on November 19, 2026.
The project timeline requires substantial completion within 1,095 days and final completion within 1,130 days, with mobilization required within 10 calendar days of the Notice to Proceed. Contractors must utilize the Critical Path Method for scheduling and adhere to FDOT Standard Specifications and the City of Orlando's Engineering Standards Manual. Key compliance requirements include the Davis-Bacon Act for wages, Build America, Buy America (BABA) sourcing preferences for steel and iron, and FHWA 1273 federal contract provisions. Payment is processed through signed Applications for Payment with a 20-business-day payment period, requiring surety consent and weekly certified payroll submissions. Successful bidders must provide performance and payment bonds and certificates of insurance within two weeks of the notification of intended award.
The City of Orlando, through its Public Works agency, is soliciting bids for project IFB26-0227 to perform soil stabilization pressure grouting at 3814 Winderlakes Drive and the adjoining Florida Turnpike right-of-way. The project aims to minimize ground subsidence by injecting cementitious grout to depths of approximately 200 feet. The scope of work includes the installation of grout pins, maintenance of traffic for vehicles and pedestrians, stormwater pollution prevention, and final site restoration. The estimated project value is 3,930,000.00 dollars, with primary pricing based on linear footage for grout piping and cubic yards for sand/cement grout.
The contract will be awarded to the lowest responsive and responsible bidder. Interested parties must submit their responses electronically via OpenGov by 2:00 pm local time on October 15, 2026. Required submittals include a vendor questionnaire, a Small and Local Business Enterprise Participation Form, a DUNS number, and a pricing proposal. A non-mandatory pre-bid conference is scheduled for September 24, 2026.
Successful contractors must provide a bid bond, as well as performance and payment bonds and various insurance certificates within two weeks of the notification of intended award. Compliance with the Davis-Bacon Act for Orange County, Florida, and the Trench Safety Act is required. Additionally, bidders must certify compliance with Florida statutes regarding scrutinized companies, including those boycotting Israel or operating in Sudan, Iran, Cuba, and Syria. Payment terms include a 5 percent retainage, with stored materials eligible for payment at 95 percent of actual cost, contingent upon the submission of certified payrolls.
The City of Orlando’s Community Redevelopment Agency is soliciting proposals under RFP26-0408 for a Construction Manager at Risk (CMAR) to oversee a portfolio of Downtown Orlando Action Plan Projects with an anticipated completion date of September 2029. Proposals must be submitted electronically via the OpenGov portal by 2:00 p.m. local time on June 4, 2026, with no exceptions for late or paper submissions; respondents bear full responsibility for successful upload and compliance. The scope includes comprehensive construction management for site development and building systems such as structural concrete, masonry, electrical, plumbing, HVAC, and fire protection, all aligned with approved plans, specifications, and FDOT standards. Evaluation is based on a best-value trade-off process weighted to Understanding of Scope and Approach (30 points), Experience of Proposer and Management Team (24 points), Past Performance (23 points), CMAR Fee Estimate (21 points), and Vendor Business Enterprise (VBE) Participation (2 points). The CMAR fee must be submitted in 0.5% increments, no lower than 5%, with full points awarded to the lowest compliant bid and deductions applied sequentially. A Guaranteed Maximum Price (GMP) framework is referenced, though no final budget or CLIN pricing is provided. Contractual obligations include mandatory adherence to Davis-Bacon wage determinations, E-Verify usage, human trafficking affidavits, use of recovered materials, and compliance with local preference policies. Subcontractors must be experienced, supervised by named personnel, and cannot use third-party labor without approval. The City retains rights to direct purchases and enforce deductive change orders. Invoicing must be submitted to the City’s Accounts Payable office in compliance with the Prompt Payment Act, and all records are subject to audit. Proposal submissions require several certifications, including Conflict of Interest Disclosure, Vendor Business Enterprise participation documentation, and compliance with Scrutinized Companies lists affecting eligibility. The City does not specify a firm-fixed price contract type, and the award will go to the proposal offering the greatest overall value based on technical merit and price, subject to annual funding appropriation. All performances occur within Orlando, Florida, under the jurisdiction of the City and its CRA.
The City of Orlando is soliciting sealed electronic bids for the Water Conserv II Wastewater Reclamation Facility Biological Nutrient Removal (BNR) System Blower Improvements project under solicitation number IFB26-0370, with submissions due by 2:00 PM local time on May 20, 2026. The project encompasses complete installation, testing, and commissioning of mechanical systems including new high-speed turbo compressors, modifications to the blower building, roofing replacement, and related electrical and instrumentation upgrades. The contract follows a firm fixed price structure awarded on a Lowest Price Technically Acceptable basis, requiring bidders to meet strict responsibility and compliance thresholds. Key deliverables include extensive documentation such as operation and maintenance manuals, start-up services, demonstration testing, and on-site training. Submission instructions emphasize organized, searchable electronic formats via the City’s OpenGov portal, with hardcopy binders also required for documentation, and no physical proposal submissions accepted.
The contract imposes rigorous packaging, preservation, and marking standards to protect components and ensure traceability, adhering to standards such as ANSI A13.1, UL 969, and ASTM among others. Inspection and acceptance procedures designate the contractor as responsible for comprehensive quality verification at multiple points, with the City reserving final acceptance rights. Project-specific clauses mandate key personnel qualifications, including a superintendent with at least 10 years’ experience and specialized instrumentation programmer pre-approval. Subcontractors require prior approval and may be substituted only under owner objection without impacting price or schedule. Labor compliance includes a $15/hour living wage minimum, Davis-Bacon prevailing wage adherence with certified payroll reporting, and mandatory E-Verify employment eligibility checks. The facility is a restricted access site with strict ID and security protocols for personnel and vehicles. Schedule requirements stipulate deliveries not earlier than one month before installation, with overall warranties extending two years from final acceptance. Although pricing details are absent in the documentation, the emphasis on detailed forms, bonding standards, and rigorous evaluation criteria underscores a structured procurement aligned with municipal construction best practices.
The City of Orlando is soliciting sealed electronic proposals for the Lift Station 19, 20, 21, 22, and 34 Improvement Project under solicitation number IFB26-0001. Proposals must be submitted via the OpenGov portal by 2:00 pm local time on April 16, 2026. It is the sole responsibility of respondents to ensure their submissions are complete and timely; any delays or failures in submission will not be the city's liability. Respondents must thoroughly review the solicitation documents, specifications, and any accompanying drawings before submission, as failure to do so will be at their own risk.
The project is managed by the City of Orlando’s Public Works department in Florida, with primary contact Huey Pham, Project Manager, and secondary contact Silvia Coste, Senior Purchasing Agent. The solicitation is open to state, local, and education agencies (SLED) organizations. The city emphasizes the importance of providing all requested information on the submittal forms fully and accurately. Interested parties can access detailed information and submit proposals through the provided OpenGov portal link.
FloridaFL,
USA
NAICS
237110
Water and Sewer Line and Related Structures Construction
The contract involves comprehensive roof repair, maintenance, and inspection services for City-owned facilities in Florida. The contractor will be responsible for performing inspections, preventive maintenance, and necessary repairs on an as-needed basis to ensure the proper functioning and longevity of roofing systems. The work is assigned by the City's Facilities Management agency and is executed under a solicitation identified as IFB26-0299.
The solicitation was posted in early March 2026, with responses due by April 9, 2026. The contract is managed by the Facilities Management office located in Orlando, Florida. Key contacts for this contract include Todd Damon, the Facilities Project Manager, and Silvia Coste, the Senior Purchasing Agent, who provide support and oversight throughout the contract process. The focus is on maintaining the integrity of the City's roofing infrastructure to support safe and operational facilities.
The City of Orlando has issued Invitation for Bid IFB26-0024 for the Dog Park at the Grove project, soliciting sealed electronic bids via the City's OpenGov procurement portal. The solicitation was released on February 23, 2026, with a submission deadline of March 26, 2026, at 2:00 PM local time. Bidders are required to submit complete proposals including a vendor questionnaire, pricing schedules with line items covering construction elements such as concrete plazas, fencing, landscaping, site furnishings, irrigation modifications, and site utility work. A mandatory 10% bid bond is required with each bid, and contractors must provide certificates of insurance along with performance and payment bonds if awarded. A non-mandatory pre-bid teleconference is scheduled for March 5, 2026, and written questions are accepted until March 12, 2026. The project is managed by the City of Orlando's Public Works Department, with Michael Melzer as the Project Manager and Silvia Coste as Senior Purchasing Agent.
The scope of work includes comprehensive site improvements such as demolition, grading, installation of a 5-foot tall chain link privacy fence spanning over 1,600 linear feet, construction of concrete sidewalks and plazas, installation of benches, picnic tables, dog wash station, water fountains, shade structures, signage, and landscaping with 41 trees and shrubs. The work must comply with detailed technical drawings and manufacturer specifications, including stormwater management and backflow prevention requirements as outlined by the Orlando Utilities Commission. All bid submissions must be made electronically and no physical or alternative submissions will be accepted. Although no formal Federal Acquisition Regulation clauses or special contract terms are included, standard municipal contract obligations regarding bonding, insurance, permit payments, and adherence to City codes apply. The award appears to follow a price-focused sealed bid process, with an emphasis on responsiveness and full compliance with submission requirements. The final contract value and evaluation criteria are not disclosed in the solicitation documents. The project location is Orlando, Florida, and the City of Orlando serves as the contracting agency overseeing compliance, inspection, and acceptance activities at the dog park site.
The City of Orlando is soliciting sealed electronic proposals for the "Church Street Phase I Roadway Improvements" project under solicitation number IFB26-0202. All responses must be submitted via OpenGov by 6:00 pm local time on March 12, 2026, to be considered for contract award. Respondents are fully responsible for ensuring their submissions are complete and timely; the City will not be liable for any delays or failures in submission. Careful review of the solicitation, specifications, drawings, and instructions is required before submission, as failure to comply will be at the respondent's risk. Each submission must include all requested information on the provided forms and accompanying documents.
The contract is managed by the Public Works agency in Orlando, Florida, with key contacts including Jerry Washington, Consultant Project Manager, and Silvia Coste, Senior Purchasing Agent. The project scope focuses on roadway improvements along Church Street, and interested parties can access additional details and submit their proposals through the City’s procurement portal on OpenGov. The solicitation does not indicate any set-aside status or NAICS code, and the project's place of performance is within Florida.
The City of Orlando is soliciting sealed electronic proposals for the project titled "Water Conserv II WRF Equalization Pump Station Improvements" under solicitation number IFB26-0141. All submissions must be completed and uploaded via the OpenGov platform by 2:00 pm local time on March 10, 2026, to be considered. Respondents are responsible for ensuring their proposals are fully submitted on time, as the City will not be liable for any delays or technical issues. It is critical that participants thoroughly review all solicitation documents, specifications, and associated drawings to avoid risks related to incomplete or inaccurate submissions.
This solicitation is managed by the Public Works department of the City of Orlando, Florida. Primary contact for the project is Project Manager Kristina Fries, with Senior Purchasing Agent Silvia Coste serving as a secondary contact. Both can be reached via email or phone for any inquiries. The project will take place in Florida, and interested parties can access further details and submit proposals through OpenGov’s procurement portal. This opportunity is open to all qualified respondents and does not specify any set-aside requirements or specific industry classification codes.
FloridaFL,
USA$6.7Mest.
NAICS
237110
Water and Sewer Line and Related Structures Construction
