This Government Contract opportunity from South Carolina was posted on May 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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HVAC System Design and Engineering Services

Closed

State & Local

Submission Closed06/25/2026, 02:00:00 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: 541330

New

Scattergood GS. Units 1&2 Green Hydrogen-Reaady Modernization

Solicitation # scattergood-gs-units-12-green-hydrogen-reaady-modernization

Kiewit Infrastructure West Co. is seeking sub-quotes for the Scattergood GS Units 1 and 2 Green Hydrogen-Ready Modernization project for the City of Los Angeles Department of Water and Power. The scope of work is extensive, covering various technical and professional services including civil, structural, mechanical, electrical, and instrumentation and controls engineering, as well as cathodic protection system design, BIM/3D modeling, and commissioning and startup planning. Additional requirements include utility locating and potholing, geotechnical and geophysical investigations, LIDAR, land surveying, drone services, CPM scheduling, and comprehensive environmental services such as hazardous materials surveys, permitting support, and compliance monitoring. The solicitation specifically targets qualified Disadvantaged Business Enterprises, including MBE, WBE, and OBE firms. Interested bidders must be issued an Invitation to Bid through the Building Connected system and must possess a valid California Contractor license and acceptable insurance. Responsible subcontractors are required to provide bonding for 100 percent of their contract value, with Kiewit agreeing to reimburse the bond premiums. Bidders must also demonstrate the ability to maintain labor harmony, as Kiewit is a signatory to collective bargaining agreements with several trade unions. The bid deadline is September 11, 2026, and inquiries should be directed to Lead Estimator Joe Bockelman.

Kiewit Infrastructure West Co.

POSTED

DEADLINE

Seeking Qualified Subconsultants for City of Bend’s Southwest Sewer Improvement Phase 3, Project No. 1SSW3

Solicitation # seeking-qualified-subconsultants-city-bends-southwest-sewer-improvement-phase-3-project-no-1ssw3

Water Systems Consulting, Inc. is seeking qualified subconsultants to assist with the Southwest Sewer Improvement Phase 3 project for the City of Bend, Oregon. The scope of work involves professional design services to address sewer system deficiencies, including the extension of gravity sewer mainlines, the decommissioning of pump stations, and the installation of service laterals for properties currently using septic systems. Additional requirements may include transportation improvements. Specifically, WSC is looking for expertise in roadway and drainage engineering, surveying and mapping, right of way services, and public outreach. This project is funded by the Clean Water State Revolving Fund and administered through the Oregon Department of Environmental Quality. The solicitation is open to various small business designations, including DBE certified firms, and is associated with NAICS codes 541330, 541370, 531390, and 541820. Interested parties must respond by September 29, 2026.

Water Systems Consulting, Inc.

POSTED

DEADLINE

SEEKING QUALIFIED SUBCONSULTANTS IN RIVERSIDE COUNTY/SOCAL TO SUPPORT WELL REPLACEMENT PROJECT WITH WATER DISTRICT

Solicitation # seeking-qualified-subconsultants-riverside-countysocal-support-well-replacement-project-water

GHD Inc. is soliciting qualified subconsultants to support the Corydon Well Replacement Design Project for the Elsinore Valley Municipal Water District in California. The project seeks firms specializing in engineering, environmental services, surveying, geotechnical analysis, permitting, public outreach, and utility location. This opportunity is specifically targeted toward Disadvantaged Business Enterprises, Small Business Enterprises, Women-Owned Business Enterprises, and Minority-Owned Business Enterprises. Interested firms must contact Charlie Brown via email to submit a qualifications package and request solicitation documents. The primary NAICS code associated with this effort is 541330, though several other professional and technical service codes are applicable. All necessary documentation and expressions of interest must be coordinated by the specified deadlines to be considered for participation in the project.

POSTED

DEADLINE

Subcontracting Opportunity: City of Bend’s Southwest Sewer Improvement Phase 3, Project No. 1SSW3

Solicitation # 27-3214

Parametrix is seeking qualified subconsultants to provide civil engineering design and right-of-way services for the City of Bend’s Southwest Sewer Improvement Phase 3, Project No. 1SSW3. The project aims to address sewer system deficiencies in southwest Bend by extending the gravity sewer mainline, installing service laterals for properties currently using onsite septic, and decommissioning existing pump stations, particularly in the Romaine Village area. The scope may also include transportation improvements such as ADA curb ramp and curb design and intersection enhancements at Poplar Street and Ponderosa Street. This initiative is funded by the Clean Water State Revolving Fund through the Oregon Department of Environmental Quality, with a total project budget for design and construction of 3,875,000 dollars. The solicitation, identified as number 27-3214, has a response deadline of September 29, 2026. Parametrix is actively pursuing a good faith effort to include firms with federal, tribal, state, local, or independent DBE certifications, and the project is open to various small business set-asides including WOSB, HUBZone, and SDVOSB. The City of Bend will award the contract based on a scoring system evaluating project understanding, team qualifications, and firm experience, with the goal of advertising for construction services in fall or winter 2027. Submissions must adhere to strict formatting guidelines, including a 12-page limit for primary text sections and the inclusion of signed certifications and assurances.

POSTED

DEADLINE

Fire Safety & Life Safety Plan Review & Inspection

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MEP (Mechanical, Electrical, Plumbing) Plan Review & Inspection

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Civil Engineering Plan Review & Site Inspection

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Building Code Plan Review & Inspection (General/Structural)

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Structural Testing & Special Inspection

Department of Public Defense

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Multimodal Transportation & Traffic Analysis

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Reconnecting Communities Initiative

Solicitation # 2027-RFQ-CNH-395

The City of New Haven's Reconnecting Communities Initiative, solicitation 2027-RFQ-CNH-395, seeks a multi-disciplinary team to develop a comprehensive Reconnection Plan along I-91. Funded by a 2 million USDOT grant, the project aims to mitigate the long-term impacts of highway construction on surrounding neighborhoods, including East Rock, Cedar Hill, Fair Haven, Long Wharf, and Wooster Square. The objective is to improve mobility, housing, sustainability, and neighborhood cohesion through land reclamation and enhanced transit, pedestrian, and bicycle connectivity. The planning process has a two-year period of performance, with an initial contract term of one year and two optional one-year renewals. The selected consultant will be responsible for delivering urban design and reuse concepts, zoning and regulatory recommendations, anti-displacement strategies, and a phased implementation strategy. All work must adhere to FHWA Planning and Environmental Linkages and NEPA frameworks, as well as federal environmental justice policies. Evaluation is based on a points system, with 45 percent of the score weighted toward qualifications, including experience with CTDOT and AASHTO standards and technical capabilities in ArcGIS and GEOPAK. Proposals must be submitted electronically via the OpenGov portal by October 20, 2026, and must include a valid UEI number. The contract is subject to Connecticut law and includes strict requirements for insurance, non-discrimination, and federal compliance under 2 CFR 200.

POSTED

DEADLINE

Streambank Stabilization Design & Engineering

County of Cleveland

POSTED

about 22 hours ago

DEADLINE

in 27 days

AI Contract Overview

This contract entails providing comprehensive mechanical design, engineering, and construction documentation services for the complete replacement of HVAC systems across four K-12 school sites. The work must ensure full compliance with current building codes and facilitate seamless integration with existing building infrastructure. It involves delivering detailed plans and specifications necessary for the installation and operation of upgraded HVAC systems, enhancing performance and energy efficiency in educational facilities. The subcontract opportunity, listed under the NAICS code 541330, is managed by the Construction Services agency in South Carolina. Responses to the solicitation are due by June 25, 2026. The contract focuses on expert engineering services that address the full scope of HVAC system replacement, from initial design through to construction documentation, supporting the modernization of multiple school facilities to meet contemporary standards and functionality requirements.

General Info

Mechanical design and engineering for HVAC replacement in four South Carolina K-12 schools by June 2026.

Agency

South Carolina → Construction ServicesView Agency

NAICS

541330 - Engineering ServicesView NAICS

Place of Performance

SC, USA

Set-Aside

NONE

Documents

This scope was carved out of 326-83.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

HVAC Replacement - Design-Build - Four Locations

AI Contract Breakdown

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No contract breakdown available.

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Timeline

PhaseClosed

PostedMay 20

subcontract

Response DeadlineJun 25

Deadline has passed

Submission Closed

06/25/2026, 02:00:00 PM UTC

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Organization & Contact Information

AgencySouth Carolina → Construction Services

ContactsNo contacts available

OfficeN/A

Organization / Agency

South Carolina → Construction Services

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Provide mechanical design, engineering, and construction documentation for full HVAC system replacement across four K-12 school sites, ensuring compliance with current codes and integration with existing building systems.