The Grenis Law Office - Peter Grenis Attorney - Syracuse, NY office in Syracuse, New York
The Grenis Law Office - Peter Grenis Attorney - Syracuse, NY

The Grenis Law Office - Peter Grenis Attorney - Syracuse, NY

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120 E Washington St, Suite 105, Syracuse, New York, United States
32 Years of Practicing, since 1994
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+1 315-471-7383
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The Grenis Law Office is a boutique Syracuse matrimonial and family law firm established in 1994 by attorney Peter Simon Grenis, renowned for pragmatic, high-level advocacy in high-asset divorce, business-owner marital dissolutions, and complex child custody matters across Upstate New York.

Pragmatic and Sophisticated Matrimonial Counsel in Syracuse

For more than three decades, The Grenis Law Office has served as one of the most respected matrimonial practices in Central New York. Founded in 1994 by attorney Peter Simon Grenis, the firm is based in the historic University Building on East Washington Street in downtown Syracuse. Matrimonial breakdown and family restructuring present intricate legal, emotional, and financial challenges that require a balanced approach combining aggressive trial capability with pragmatic negotiation. When marital disputes escalate unexpectedly, individuals often need a lawyer urgently to protect substantial personal wealth, professional reputations, and vital parental bonds. Peter Grenis has earned wide recognition for delivering candid, results-driven advocacy that helps clients achieve favorable resolutions without pointless courtroom posturing.

High-Asset Divorce and Business-Owner Marital Dissolution

Divorces involving significant personal wealth, commercial real estate holdings, or family-owned businesses demand sophisticated financial insight. Spouses seeking to hire an attorney for high-stakes divorce litigation rely on the firms deep familiarity with forensic accounting, business valuation methods, and tax implications under New York domestic relations laws.

  • Valuation and equitable distribution of closely held corporations, partnerships, and professional practices
  • Uncovering concealed assets, executive compensation packages, stock options, and deferred compensation
  • Negotiating complex spousal support and maintenance agreements based on high-net-worth lifestyles
  • Drafting and reviewing prenuptial agreements, postnuptial contracts, and separation accords
  • Protecting separate property claims and family inheritances from unjust division

Contested Child Custody and Parental Rights Protection

Child custody disputes represent the most emotionally critical aspect of domestic litigation. Parents looking to find a lawyer to advocate for their children can depend on Peter Grenis to provide realistic, steady counsel in Onondaga County Family Court and Supreme Court. The firm focuses on establishing long-term custody arrangements that preserve parental bonds while serving the childs health, education, and psychological well-being.

  • Negotiating shared parenting plans and joint legal custody arrangements
  • Trial litigation for sole custody and parental fitness determinations
  • Advocacy in interstate child custody jurisdiction and parental relocation proceedings
  • Enforcement and modification of child support calculations and medical coverage orders

Strategic Negotiation and Decisive Courtroom Representation

While litigation is always prepared for, The Grenis Law Office emphasizes pragmatism and tactical negotiation whenever a constructive settlement serves the clients best interest. Having served as speaker and chair for New York State Bar Association family law seminars, attorney Peter Grenis possesses a profound understanding of judicial procedure and negotiation dynamics. This respected standing ensures clients enter settlement discussions from a position of undeniable strength.

Consult an Experienced Syracuse Family Lawyer

Decisions made at the beginning of a matrimonial dispute reverberate for decades. Individuals ready to seek legal representation can schedule a detailed case evaluation at the Syracuse office on East Washington Street. With a longstanding commitment to integrity, discretion, and excellence, The Grenis Law Office provides the seasoned legal guidance required to protect your future and move forward with peace of mind.


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Location & Access

Primary Address

Located near the historic Hanover Square neighborhood, a beautiful, lively area in the heart of downtown Syracuse.

Building Location

The offices are housed on the first floor of the iconic 11-story University Building, a historic landmark completed in 1897 featuring a marble lobby and classic hardwood finishes, located just a block away from the Pathfinder Bank.

Parking Details

Convenient parking is available at the covered M&T Bank Parking Garage located across the street, as well as multiple other public parking lots and garages within a block.

Public Transit

Served by Central New York Regional Transportation Authority Route 88 (North Syracuse); nearest stop is at E Washington St & S Warren St.

Accessibility / Suite Access

Enter through the building's main street-level entrance. Walk through the beautifully restored marble lobby to find Suite 105 on the ground floor.

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