Best Immigration Lawyers near Thornton, CO
1 of these firms is based in Thornton; the others serve Thornton from Denver (11 mi), Westminster (7 mi) and Lafayette (10 mi).
1 open 24/7 · 1 open weekends · 9 rated 4.5+
Data verified October 17, 2026
Law Offices of Miguel Martínez
“My husband and I were very pleased with attorney Miguel Martinez and his staff.”
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Litman Law Firm
“Mike is a wonderful lawyer he did a wonderful job for my husband I would refer him to anyone awesome lawyer thanks again”
Palmer Polaski
“I will definitely recommend them if you need legal assistance for immigration-related matters, and would come back again if I need any additional services in the future!”
The Chan Law Firm
“Catherine and her experince team won my case, and due to her excellent knowledge of immigration law I became a permanent resident of the U.”
Bryan E. Kuhn, Counselor at Law
“Kate was exceptionally knowledgeable and responsive and she helped me to achieve the desired outcome.”
These 15 firms listed for Thornton, CO handle immigration matters for people and employers. What each states about case types, accreditation and languages spoken comes from its own website; ratings and quotes come from public reviews.
Area overview: Thornton, CO
14 of the 15 firms on this page have a rating, from 4.2 to 5.0 across 852 reviews; 8 have 50 or more reviews and 9 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (95%), quality (77%) and responsiveness (72%). The topics that come up most in reviews of the firms on this page are "communication", "expertise" and "results". 1 is open around the clock and 1 is open on weekends. 5 have a BBB rating of A or A+. 11 have ten or more years of experience, the longest 30 years. 1 offers urgent consultations and 1 offers a free initial consultation. 1 has Spanish-speaking staff. We have a website on file for all 15 of the firms on this page; 13 publish a contact page; 8 list a public email and 2 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.
Which immigration firms listed for Thornton describe their work online?
All 15 firms on this page have a website on file, and most list the case types they take and the languages spoken in the office. That is the fastest way to separate a firm doing family petitions from one doing employment sponsorship. It is the firm's own account of itself.
Schunk Law Firm
“All in all, I highly recommend Pascal, and I intend on leveraging his professional services again for my renewal and naturalization process.”
Reed Immigration
“The best Alissa Reed has been helping me since 2015 and thanks to her professionalism today we have the green card”
The Meyer Law Office
“With all their staff, especially Andy and Lourdes being extremely professional and caring about any doubt or uncertainty we faced along the process.”
The Villa Law Firm
“I share with you that my experience was pleasant, they provide good service, I am very grateful for their kindness, highly recommended.”
Bull & Davies
“Worked with Bull & Davies during one of the most stressful times in my life fighting to get my dog back to me.”
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Law Office of Catherine Brown
“From the initial engagement to the completion of the service, every aspect met or even exceeded my expectations.”
Asser Law Group
“He always made time for us and worked to make sure we did everything right.”
Lichter Immigration
“An excellent place for immigration procedures, true professionals and a spirit of helping, thank you very much to everyone, especially the lawyer Laura for her great support.”
Bakken Law - US Immigration Lawyers
“I was going to try to tackle the greencard process myself, but after seeing some of the complexities and amount of paperwork behind the scenes, I am so glad I worked with Tim.”
Why these companies made our list
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