Calver Immigration Consulting
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24 firms listed · 17 in Oshawa · 1 open 24/7 · 3 open weekends · 22 rated 4.5+
Data verified October 18, 2026
The 24 firms listed for Oshawa, ON act for businesses on incorporation, agreements between owners, commercial contracts and sales. Everything a firm says about its practice and its billing is taken from its own website, and ratings come from public reviews.

17 of the 24 firms we list are based in Oshawa; the other 7 serve Oshawa from Whitby (8 km), Ajax (16 km) and Pickering (20 km). The firms on this page are rated from 4.1 to 5.0 across 754 reviews; 5 have 50 or more reviews and 22 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (94%), responsiveness (80%) and quality (68%). The topics that come up most in reviews of the firms on this page are "communication", "understanding" and "patient". 1 is open around the clock; 2 are open on Saturdays and 3 on Sundays. 1 shows a licence on its website. 10 have ten or more years of experience, the longest 28 years. 1 offers urgent consultations; 2 offer remote or virtual consultations; 4 offer a free initial consultation and 2 are family- or locally-owned. We have a website on file for 22 of the firms on this page; 20 publish a contact page; 20 list a public email and 3 take bookings online. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.
No charge for a first meeting is stated by 4 of the 24 firms. Treat it as a scoping conversation: your plans, the documents you already hold, and what the engagement would include. Having the share structure and your timing written down makes the half hour count.