Pasadena has long been known for education, business activity, established neighborhoods, and a steady flow of professionals and families moving through important life decisions. That creates demand for legal services across many categories.
People searching for legal support are not all facing the same issue. Some need help after a DUI arrest. Others are planning estates, managing business matters, resolving employment concerns, or handling immigration filings.
This list highlights seven law firms serving Pasadena with different legal strengths. To keep this guide useful, only one firm represents the DUI category. The remaining firms focus on separate areas of law so readers can compare services without reviewing overlapping legal practices.
1. The Olen Firm – DUI Defense and Driving-Related Criminal Matters
Type: Law Firm
Focus: DUI defense, license-related criminal matters, misdemeanor and felony DUI representation
Location: Pasadena, CA
The Olen Firm serves individuals dealing with DUI allegations and related criminal matters in Pasadena. The firm places a strong focus on DUI cases and works with clients through each stage of the court process, including hearings tied to driving privileges and criminal proceedings.
Its Pasadena office serves clients across the San Gabriel Valley and nearby areas. The team handles matters involving first-time DUI charges, repeat allegations, and cases involving additional factors that affect court outcomes. The firm emphasizes direct communication and case preparation throughout representation, as well as including cases involving underage drivers and related charges in Pasadena.
People researching legal help after a DUI arrest often prefer a firm that concentrates on this category instead of broad legal services. That focus gives this office a separate place from the rest of this list.
Contact Details
The Olen Firm
35 N Lake Ave, Suite 710
Pasadena, CA 91101
Phone: (213) 999-8380
Website: https://olenfirm.com/
2. Lagerlof, LLP – Business and Community Legal Counsel
Type: Law Firm
Focus: Business law, real estate, municipal law, labor and employment
Location: Pasadena, CA
Lagerlof, LLP serves businesses, organizations, and public entities across Southern California. The firm’s work centers on helping clients manage commercial decisions, contracts, operations, and regulatory matters.
Its legal services extend into real estate matters and employer-related concerns, making it a fit for companies seeking long-term legal support rather than case-by-case representation.
For readers focused on growth, operations, or organizational legal needs, this category offers a different path from criminal defense matters.
Contact Details
Lagerlof, LLP
155 N Lake Ave, 11th Floor
Pasadena, CA 91101
Phone: (626) 793-9400
Website: https://www.lagerlof.com/
3. Athlon Legal – Estate Planning and Trust Services
Type: Law Firm
Focus: Estate planning, trusts, wills, probate administration, asset protection
Location: Pasadena, CA
Athlon Legal serves individuals and families in Pasadena who need support with planning and organizing personal and financial affairs. The firm focuses on helping clients set up clear legal structures for long-term family and estate matters.
Its services include wills, trust creation, probate administration, estate planning documents, and asset protection planning. Many clients turn to this type of legal service when preparing for future family transitions and financial arrangements.
This category serves a different legal need than DUI representation and gives readers another option focused on estate planning and probate services.
Contact Details
Athlon Legal
14 N Fair Oaks Ave, Suite 503
Pasadena, CA 91103
Phone: (626) 888-9035
Website: https://athlonlegal.com/
4. Riggins Law, PC – Workplace and Employee Rights Representation
Type: Law Firm
Focus: Employment law, workplace disputes, wrongful termination, retaliation claims
Location: Pasadena, CA
Riggins Law serves employees dealing with legal issues connected to workplace treatment and employment relationships. The firm focuses on employee-side representation rather than general legal services.
Its work includes employment disputes involving workplace conduct, retaliation matters, and claims tied to employer obligations. This category gives readers a different legal option than DUI defense, business counsel, or estate planning.
People looking for legal help tied to work issues often prefer a firm that concentrates on employment matters rather than broad civil practice.
Contact Details
Riggins Law, PC
35 N. Lake Avenue
Pasadena, CA 91101
Phone: (626) 365-1599
Website: https://www.rigginslaw.com/
5. Hahn & Hahn LLP – Real Estate and Long-Term Business Support
Type: Law Firm
Focus: Real estate law, business transactions, land use, corporate services
Location: Pasadena, CA
Hahn & Hahn LLP serves property owners, businesses, and organizations managing legal decisions tied to growth and operations.
The firm handles business transactions, development matters, and legal work connected to commercial activity. Clients working through property-related decisions or operational planning often seek firms with this type of service structure.
This category differs from courtroom-centered defense work and supports readers looking for business and property guidance.
Contact Details
Hahn & Hahn LLP
301 E Colorado Blvd, Suite 2800
Pasadena, CA 91101
Phone: (626) 796-9123
Website: https://hahnlawyers.com/
6. Law Offices of Stacy Tolchin – Immigration and Residency Services
Type: Law Firm
Focus: Immigration law, residency matters, immigration court representation, citizenship support
Location: Pasadena, CA
The Law Offices of Stacy Tolchin serves individuals and families working through immigration processes and status-related legal matters.
Its services include representation before immigration agencies and legal support tied to residency and immigration proceedings. Readers dealing with cross-border family planning or long-term relocation may find value in this type of legal support.
Immigration law follows a separate legal process from criminal court and gives this list another category for comparison.
Contact Details
Law Offices of Stacy Tolchin
234 E Colorado Blvd, Suite 230
Pasadena, CA 91101
Phone: (213) 622-7450
Website: tolchinimmigration.com
7. Atkinson, Andelson, Loya, Ruud & Romo – Education and Institutional Legal Services
Type: Law Firm
Focus: Education law, labor relations, public agency representation, business matters
Location: Pasadena, CA
Atkinson, Andelson, Loya, Ruud & Romo works with educational institutions, employers, and organizations managing legal and operational issues.
Its legal services extend into labor matters and institutional representation. This makes the firm different from consumer-facing practice areas and useful for organizations requiring ongoing legal support.
For readers interested in legal services connected to institutions and administration, this category rounds out the list with a different legal focus.
Contact Details
Atkinson, Andelson, Loya, Ruud & Romo
251 S. Lake Ave, Suite 360
Pasadena, CA 91106
Phone: (626) 583-8600
Website: http://aalrr.com
Which Type of Legal Service Do You Need?
Choosing a law firm becomes easier when the practice area matches the legal issue.
- Choose a DUI law firm if your matter involves driving-related criminal charges.
- Choose a business law firm if your concern involves contracts, company operations, or commercial decisions.
- Choose an estate planning firm if you need wills, trusts, or probate support.
- Choose an employment law firm if your issue involves workplace disputes.
- Choose an immigration law firm if your matter involves visas, residency, or citizenship.
- Choose an institutional or education-focused firm if your legal needs involve organizations or public entities.
Final Thoughts
Pasadena offers legal services across many categories, which gives residents and businesses more than one path when choosing legal support. Family decisions, business growth, employment concerns, immigration matters, and planning needs all call for different legal experience.
This list includes one DUI-focused law firm and six firms serving separate legal categories. That structure keeps comparisons clearer and helps readers focus on the type of legal support that matches their situation.
People researching legal services in California can also review public information through the State Bar of California. Choosing a firm based on service focus can make legal research simpler and more useful.