Hepsen Law Firm, PLLC - McKinney, TX
Hepsen Law Firm, PLLC, operating as Mandamus Lawyers, is an elite federal immigration litigation firm based in McKinney, Texas. Led by principal attorney Kemal Hepsen, the practice specializes in filing writs of mandamus and federal lawsuits against USCIS and the Department of State to resolve stalled immigration cases nationwide.
Nationwide Federal Immigration Litigation and Mandamus Lawsuits in McKinney, Texas
When immigration petitions languish in federal agency backlogs for months or years without explanation, standard inquiries rarely yield results. Based on State Highway 121 in McKinney, Texas, Hepsen Law Firm, PLLC concentrates its practice on federal court actions against USCIS, the Department of State, and related agencies. Founded by principal attorney Kemal Hepsen, the firm empowers individuals, families, and employers to end administrative stalls through aggressive litigation. Whether you need to hire an immigration attorney to compel an interview on a delayed asylum claim or resolve a stalled green card, Hepsen Law Firm delivers decisive legal intervention nationwide.
Federal Writs of Mandamus and APA Unreasonable Delay Lawsuits
Under the federal Mandamus Act and the Administrative Procedure Act, government agencies possess a non-discretionary statutory obligation to adjudicate petitions within a reasonable timeframe. Hepsen Law Firm initiates decisive litigation in federal courts to compel government action. Core litigation practice areas include:
- Filing writs of mandamus to compel USCIS to adjudicate long-delayed Form I-485 adjustment of status and Form I-130 relative petitions.
- Litigating Administrative Procedure Act claims challenging unreasonable delays and arbitrary agency inaction under TRAC-factor standards.
- Challenging prolonged delays in Form I-589 affirmative asylum interviews and post-interview decision issuance.
- Filing Section 1447(b) federal lawsuits when USCIS fails to render a naturalization decision within one hundred twenty days of the N-400 interview.
- Compelling federal agency compliance with delayed Freedom of Information Act requests to obtain alien registration files.
Consular Processing 221(g) Administrative Processing Litigation
Countless visa applicants find their immigrant and non-immigrant applications indefinitely trapped in embassy administrative processing under INA Section 221(g). Hepsen Law Firm utilizes targeted federal lawsuits to hold consular officials accountable. Practice areas include:
- Litigating federal lawsuits against the Department of State for prolonged security clearance and administrative holds.
- Resolving delays in immigrant visa issuances for spouses, children, and immediate relatives at U.S. consulates worldwide.
- Advocating for employment and professional visa holders stranded overseas due to consular inaction.
- Conducting detailed pre-filing demands that frequently prompt government action prior to active courtroom hearings.
Business Investor Visas and Wrongful Denial Challenges
Investors and corporate employers cannot afford indefinite regulatory pauses that disrupt capital investments and enterprise operations. The firm provides sophisticated federal representation for complex business immigration delays, including:
- Litigating multi-year adjudication delays in Form I-526 and I-526E immigrant investor petitions.
- Compelling adjudication on Form I-829 petitions to remove conditions on permanent resident status.
- Challenging unlawful agency denials and arbitrary Requests for Evidence under the Administrative Procedure Act.
- Filing petitions for writs of habeas corpus to challenge unlawful immigrant detention and jurisdictional overreach.
Why Clients Trust Hepsen Law Firm to Break Government Gridlock
With admissions to federal district courts across the United States and advanced legal training from Southern Methodist University Dedman School of Law, attorney Kemal Hepsen has built an exceptional track record compelling agency action. The firm offers a transparent flat-fee pricing model and flexible financing to ensure that top-tier federal litigation remains accessible to immigrants facing bureaucratic stalling. When you need to find an immigration lawyer who possesses the courage, technical precision, and federal trial readiness to sue the federal government, Hepsen Law Firm, PLLC provides the unyielding advocacy required to achieve long-awaited justice.
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Location & Access
Primary Address
Located inside District 121, a premier business and entertainment hub situated in the master-planned Craig Ranch community in southwest McKinney, Texas.
Building Location
The office is situated in a Class A commercial office tower located at 7300 State Highway 121. This high-rise tower is directly adjacent to Mi Cocina and the vibrant, open-air park area known as The Commons.
Parking Details
Complimentary parking is available in the adjoining six-story covered parking garage. Additionally, there are designated visitor parking spaces located directly in front of the building entrance.
Accessibility / Suite Access
Enter through the main ground-floor lobby of the modern 7300 State Highway 121 building and use the elevators to reach the third floor. The office is located within the Lucid Private Offices suite in Suite 300.