Haslam & Thorne, APC - Rancho Cucamonga, CA office in Rancho Cucamonga, California
Haslam & Thorne, APC - Rancho Cucamonga, CA

Haslam & Thorne, APC - Rancho Cucamonga, CA

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10670 Civic Center Dr, Suite 110, Rancho Cucamonga, California, United States
38 Years of Practicing, since 1988
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Free Consultation +1 909-983-4777
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Haslam and Thorne, APC is a premier family law and litigation firm located in Rancho Cucamonga, California. Established in 1988 with roots dating back to the 1960s, the firm features AV Preeminent-rated advocates and California Board-Certified Family Law Specialists who provide seasoned trial representation in divorce, high-asset property division, child custody, and domestic matters.

Decades of Trial Mastery with Haslam and Thorne, APC

When significant financial stakes, business assets, or the future of your children are on the line, choosing an established legal team makes all the difference. Located at 10670 Civic Center Drive in Rancho Cucamonga, California, Haslam and Thorne, APC is widely recognized as one of the preeminent family law practices in the Inland Empire. Founded in 1988, the firm unites nearly four decades of dedicated legal service led by senior attorneys Donald G. Haslam and Brian G. Thorne. With Donald Haslam earning certified family law specialization back in 1980 and Brian Thorne recognized as a Certified Family Law Specialist and Super Lawyers honoree, the practice delivers exceptional courtroom mastery. When you need to hire an attorney who commands immediate respect from judges and opposing counsel alike, Haslam and Thorne, APC provides formidable representation backed by an AV Preeminent peer review rating.

Sophisticated Divorce and Complex Property Division

Marital dissolution involving substantial wealth, closely held businesses, and executive compensation packages requires precise financial scrutiny. Serving as veteran divorce lawyers, the firm resolves intricate disputes involving:

  • High-Asset Marital Dissolution: Managing forensic accounting, business valuations, real estate holdings, and stock option apportionments under California law.

  • Spousal Support Determination: Litigating and negotiating temporary and long-term spousal maintenance based on marital standard of living and earning capacity.

  • Military Divorce: Guiding military service members through military pension division under the Uniformed Services Former Spouses Protection Act and deployment custody rules.

  • Prenuptial and Postnuptial Agreements: Assisting couples as skilled prenuptial agreement lawyers to draft enforceable agreements or challenge invalid marital contracts.

Resolving Child Custody, Support, and Adoption Proceedings

Protecting the well-being of children is at the heart of the firm mission. Operating as dedicated child custody lawyers and child support lawyers, the attorneys handle initial custody orders, interstate jurisdictional disputes under the UCCJEA, and post-judgment parental relocations. The firm also serves as trusted adoption lawyers, guiding stepparents and grandparents through legal adoptions and guardianship petitions to secure stable, loving home environments for children.

Protective Restraining Orders and Criminal Defense Advocacy

Family disputes occasionally intersect with allegations of abuse or criminal charges. Serving as compassionate domestic violence lawyers, Haslam and Thorne, APC moves swiftly to obtain civil restraining orders to shield vulnerable spouses and children, while also aggressively defending against baseless allegations used as leverage in custody litigation. Furthermore, drawing upon comprehensive litigation experience, the firm provides counsel as criminal defense lawyers and DUI/DWI defense lawyers, protecting clients constitutional rights when criminal charges threaten their career and family standing.

Strategic Negotiations and Courtroom Powerhouse

While Haslam and Thorne, APC strives to resolve disputes through mediation and diplomatic settlement conferences, their attorneys are proven trial litigators who never hesitate to take a case to court when justice demands it. The firm offers multilingual capabilities in English, Spanish, and Portuguese, ensuring that diverse clients throughout San Bernardino and Riverside counties receive clear, uncompromising representation. When you want to find an experienced attorney to handle your domestic legal crisis, contact Haslam and Thorne, APC in Rancho Cucamonga to schedule your consultation.


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Location & Access

Primary Address

Located in the heart of the civic district of Rancho Cucamonga, offering a highly accessible location for legal services.

Building Location

This is a two-story Class B professional office building, built in 1987, historically known as the Forecast Homes Corporate Bldg. It is located within walking distance of the Rancho Cucamonga Superior Courthouse and Haven City Market.

Parking Details

A dedicated surface parking lot surrounds the building, providing convenient and free parking for clients and visitors.

Public Transit

Served by Omnitrans Route 81 (Northbound/Southbound); nearest stop is at Haven and Civic Center.

Accessibility / Suite Access

Enter the building through the main entrance lobby. The office is located on the first floor in Suite 110, making it easily accessible without needing stairs or the elevator.

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