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Environment & Sustainability Tenders in the United States

Discover procurement opportunities and grant funding for sustainability, climate and environment. Renewable energy, water and sanitation, waste management, climate adaptation, biodiversity and nature-based solutions — curated for green contractors, climate consultancies, ESG-focused firms and environmental NGOs.

518 open opportunities in this category

Wind turbines and solar panels — renewable energy infrastructure

Who this is for

Renewable energy EPCs, water engineering firms, climate advisory, carbon verification bodies, environmental NGOs, ESG consultancies.

Top Funders

Major sources of procurement and grant funding in this category:

Green Climate Fund

The largest dedicated climate finance pool, funding mitigation and adaptation projects in developing countries.

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World Bank

Climate Change Action Plan, PROBLUE, energy transition and water global practice lending.

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GEF

Global Environment Facility — biodiversity, climate change, chemicals and waste.

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EU Green Deal

Horizon Europe, Innovation Fund, Modernisation Fund and the Circular Economy Action Plan.

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AfDB

African Development Bank — Sustainable Energy Fund for Africa, Desert to Power, African Water Facility.

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USAID

Climate and water security programming, resilience funding.

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Environment & Sustainability Opportunities

Discover procurement opportunities and grant funding for sustainability, climate and environment. Renewable energy, water and sanitation, waste management, climate adaptation, biodiversity and nature-based solutions — curated for green contractors, climate consultancies, ESG-focused firms and environmental NGOs.

Here is a selection of recent tenders and grants. Register for free to view all environment & sustainability opportunities.

United States, FIJI 26 Oct 2026 (Closes in 27 days) UNDP-FJI-00824

Introduction Scope of Requirements The objective of this tender is to select a supplier (or suppliers) for the supply and installation of: ● Component 1: Solar Mini-Grid PV systems ● Component 2: Modular Based Communication Systems with Outdoor Wi-Fi Network according to the provided technical specifications at the specified FREF site. For the following Site; Raviravi Village, Beqa Island -18.3...

United States, LIBYA 10 Oct 2026 (Closes in 11 days) UNDP-LBY-00731

Introduction Scope of Works for Supply and Installation of Solar-Powered Water Well System in Al Kufra (Well No.1) Project Description: The objective of this project is to supply, install, test, commission, and hand over a complete solar-powered water pumping system for an existing water well in Al Kufra. The system shall provide a reliable and sustainable water supply through the utilization o...

United States, PHILIPPINES 12 Oct 2026 (Closes in 13 days) UNDP-PHL-01036

Introduction Interested suppliers must submit their offer directly in the system as instructed in the solicitation document, following the instructions in the available user guide. In case you have never registered before, you can register a profile using the registration link shared via the procurement notice and following the instructions in guides available in the UNDP website: https://www.u...

United States, Oregon 2 Oct 2026 (Closes in 4 days) S-34000-00017962
United States, Massachusetts 21 Oct 2026 (Closes in 23 days) BD-27-1045-BWR00-BWR01-133675
United States, Oregon 3 Nov 2026 (Closes in 36 days) S-C01010-00018023
United States, Massachusetts 6 Oct 2026 (Closes in 7 days) BD-27-1042-ENV-ENV01-133439
United States, Massachusetts 8 Oct 2026 (Closes in 9 days) BD-24-1240-TOA01-TOA01-133410
United States, Massachusetts 8 Oct 2026 (Closes in 9 days) BD-27-1321-TORTH-TORTH-133367
United States, Massachusetts 8 Oct 2026 (Closes in 10 days) BD-27-1045-BWR00-BWR01-133228
United States, Ohio 9 Oct 2026 (Closes in 11 days) cincinnati-oh-275X911178
United States, Massachusetts 6 Oct 2026 (Closes in 8 days) BD-23-1302-NAT01-CPO-133190
United States, Massachusetts 21 Dec 2026 (Closes in 84 days) BD-27-1045-BWR00-BWR01-133107
United States, Texas 9 Oct 2026 (Closes in 11 days) dallascityhall-BU26-00030999
United States, Massachusetts 30 Jun 2027 (Closes in 274 days) BD-25-1041-ENE01-ENE01-107704
United States, Massachusetts 5 Feb 2027 (Closes in 130 days) BD-25-1041-ENE01-ENE01-110103
United States, Massachusetts 1 Oct 2026 (Closes in 3 days) BD-26-1080-OSD03-OSD03-125640
United States, Massachusetts 23 Oct 2028 (Closes in 756 days) BD-26-1045-BPE00-BPE01-129113
United States, Massachusetts 7 Oct 2026 (Closes in 9 days) BD-27-1045-BWR00-BWR01-132526
United States, Massachusetts 28 Oct 2026 (Closes in 30 days) BD-27-1045-BWR00-BWR01-132812
United States, Massachusetts 18 Nov 2026 (Closes in 50 days) BD-24-1169-WLTHM-WLTHM-132953
United States, Massachusetts 2 Nov 2026 (Closes in 35 days) BD-27-1020-DCRFS-DC366-132960
United States, Massachusetts 2 Oct 2026 (Closes in 4 days) BD-27-1020-DCRCU-DC250-133000

Frequently Asked Questions

Who buys green tenders?

State utilities, national energy and water regulators, multilateral development banks, climate funds, and municipalities. Increasingly, private off-takers procure via public PPA frameworks.

How do grants differ from tenders in this space?

Grants typically fund feasibility, pilots, capacity building and TA — issued by climate funds, bilateral agencies and foundations. Tenders fund construction, equipment supply and O&M.

What compliance do green tenders require?

IFC Performance Standards, environmental and social safeguards, increasingly EU Taxonomy alignment for European-funded work, and local-content commitments.

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