A women-owned engineering firm built on international expertise and a commitment to communities in motion.
OUBA Engineers and Consultants LLC is a Boston-based, women-owned multidisciplinary engineering and consulting firm. Founded by Onaira Zahoor, OUBA brings together expertise in transportation planning, environmental engineering, civil infrastructure, and data analytics to serve public agencies and private clients across the United States.
We believe in combining rigorous technical analysis with a genuine understanding of community needs — delivering solutions that are practical, sustainable, and grounded in real-world evidence.
Every deliverable reflects our highest standards, backed by years of hands-on project experience.
We let evidence lead — from GTFS datasets to crash records, our analysis is grounded in data.
We prioritize clear communication, responsiveness, and results that matter to our clients.
We design for all communities, with an eye toward long-term environmental and social sustainability.
OUBA is pursuing and eligible for key small business certifications that open doors to public sector contracting.
OUBA is majority-owned and operated by a woman, qualifying for WOSB set-aside contracts at the federal level.
Eligible for MBE/DBE certification, unlocking access to state and local set-aside programs, including MassDOT DBE goals.
Registered small business eligible for SBA set-aside contracts across federal agencies including DOT, FTA, and FHWA.
OUBA is registered under multiple NAICS codes to serve a broad range of client needs.
| NAICS Code | Description | Primary Use |
|---|---|---|
| 541330 | Engineering Services | Transportation, civil & environmental engineering |
| 541690 | Other Scientific & Technical Consulting | Transportation planning & studies |
| 541611 | Administrative Management & General Consulting | Program management, policy support |
| 541512 | Computer Systems Design Services | Data analytics & dashboards |
| 541620 | Environmental Consulting Services | EIA, wastewater, compliance |