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Atlas works with municipalities, nonprofits, faith-based organizations, tribes, museums, schools, YMCAs, housing groups, fire and EMS agencies, healthcare providers and more. Your Grant Matrix brings together relevant funding opportunities and includes fit analysis of applicant eligibility, strategic alignment, funding potential, project goals, timing and submission requirements.

GrantMassachusetts Mosaic Municipal Matching Grant Round 3 (2027) – Regional Collaborative, Up to $150,000

Atlas Opportunity ScoreUnder review

FundingRegional Collaborative: up to $150,000 applicant award for participating municipalities pooling opioid abatement funds; pooled match required, but RIZE may award more than a 1:1 match (no fixed universal match percentage). Statewide Round 3 pool of $2,250,000 is not an applicant award.

DeadlineNovember 6, 2026 at 11:59 p.m. Eastern Standard Time (EST) per official 2027 Round 3 grant guidelines.

Required next actionRead official Mosaic Round 3 2027 guidelines, identify lead municipality and regional members with verified FY25/FY26 opioid settlement reporting, document pooled settlement fund contributions and nonprofit partners if applicable, prepare regional opioid-abatement project narrative and budget. File online by November 6, 2026 at 11:59 p.m. EST. A lead certification can support initial application if pooled commitment letters are pending, but final signed letters are due within five business days of notice of award.

Current statusOpen — 2027 Round 3 applications accepted through November 6, 2026, 11:59 p.m. EST.Source verification2026-10-26Tracked applicant typesGovernmental Entity, Nonprofit Organization

Tell Atlas Who You Are

Request your Grant Matrix.

If you arrived from a specific grant, Atlas carries that opportunity's public context into your request. Choose one primary organization category in the request form below. In Additional Details for Atlas, describe your precise legal organization type, related programs and other activities. One choice does not restrict the scope of your personalized Grant Matrix or its fit analysis.

What Happens Next

Your request starts a personalized Grant Matrix.

Tell Atlas your exact legal entity type, location, mission and project, then submit the request.
The Atlas team reviews eligibility, the current deadline, and project fit using the funder’s official materials, then follows up using the contact details you provide.
For opportunities you elect to pursue, Atlas can help gather missing information, draft applications and prepare submission materials.

This is an inquiry, not a grant application or a funding guarantee. Do not enter patient information, passwords, or private documents in this form. You retain responsibility for approving and submitting an application to the funder.

Complete grant details remain above this form and on the selected grant page; lengthy intake summaries may be abbreviated.

Fit Analysis Inside Your Grant Matrix

More than a score. A reasoned recommendation.

Eligibility

Applicant type, geography, program rules and required conditions.

Strategic Alignment

How directly the organization's goals and use case match the funder's priorities.

Funding Potential

Available dollars, allowable uses, match burden and the amount that can realistically support the project.

Actionability

Deadline, documentation burden, readiness and the practical work required to submit a strong application.

The Grant Matrix Advantage

Compare grants. Understand fit. Choose your next move.

Each matrix organizes Priority, Opportunity, Amount, Deadline / Status, Atlas Fit, Why It Fits and Atlas Recommendation. The result helps you focus on practical options rather than chase a single score.