Jason Sager & Associates
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24 firms listed · 7 in Mount Prospect · 3 open 24/7 · 7 open weekends · 18 rated 4.5+
Data verified October 18, 2026
The 24 firms listed for Mount Prospect, IL handle probate and estate administration for families. What each states about the services it offers executors comes from its own website; ratings and quotes come from public reviews.

Of the 24 firms we list here, 7 are in Mount Prospect itself and 17 come from towns including Schaumburg (3, 8 mi), Des Plaines (2, 3 mi) and Rolling Meadows (2, 4 mi). The firms on this page are rated from 4.0 to 5.0 across 2,211 reviews; 17 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these firms on specific qualities, they most often praise professionalism (97%), responsiveness (90%) and quality (80%). The topics that come up most in reviews of the firms on this page are "knowledge" and "communication". 3 are open around the clock; 7 are open on Saturdays and 4 on Sundays. The practice areas the firms on this page list most often on their websites are real estate (6), estate planning (5), bankruptcy (2), civil litigation (2) and immigration (2). 8 have a BBB rating of A or A+. Domain records put 17 websites of the firms on this page at ten or more years old; the oldest dates from 2000. 2 have Spanish-speaking staff. 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.
23 of the 24 firms on this page have a website on file, and most of those describe the estate work they take on. It is the quickest way to tell a general practice from one that administers estates every week. What you read there is the firm's own description.