Staff of the District Attorney's Office:

LORI PETTIT RIEMAN: Cattaraugus County District Attorney
lprieman@cattco.org

JESSICA UNGARO: First Assistant District Attorney
jaungaro@cattco.org  

Voice: (716) 254-0435

BETTY L. WILLIAMS: Secretary to District Attorney
blwilliams@cattco.org 

Voice: (716) 938-2220

MARCY L. ZALEWSKI: Confidential Law Secretary
mlzalewski@cattco.org

Voice: (716) 938-2221

DANIEL E. WAASDORP: Criminal Investigator
dewaasdorp@cattco.org 

Voice: (716) 938-2364

SGT. CLARK O. PARRY: Criminal Investigator
COParry@cattco.org 

Voice: (716) 938-2223

Assistant District Attorneys

JESSICA UNGARO: First Assistant District Attorney

email: jaungaro@cattco.org

Voice: (716) 938-2282 : (716) 254-0435

SERVES: Allegany (Village), Salamanca (Town), Redhouse, South Valley

KELLY BALCOM : Assistant District Attorney

email: kmbalcom@cattco.org 

Voice: (716) 982-2649

SERVES: Allegany (Town), Carrollton, Persia, Hinsdale, Machias, Olean (Town), Randolph, Dayton (Town), South Dayton, Coldspring, Farmersville

DEREK HAFNER:  Assistant District Attorney

email: ddhafner@cattco.org 

Voice: (716) 512-1820

SERVES: Franklinville, Lyndon, Freedom, New Albion, Humphrey, Perrysburg, Conewango, Olean (City), Leon, Napoli,  Portville, Ellicottville, Ischua, Ashford 

RACHEL MITCHELL: Assistant District Attorney

email: rlmitchell@cattco.org

Voice: (716) 374-5346

SERVES: Yorkshire, Salamanca ( City), Great Valley, Little Valley, Mansfield, East Otto, Otto

Town & Village Prosecutors (Traffic Infractions)

Allegany Town: Bert Dohl, Esq. (716) 945-3060

Allegany Village: Mike Burke, Esq. (716) 375-5130

Ashford: Bridget Marshall, Esq.

Carrollton: Kelly Balcom, Esq. (716) 982-2649

Coldspring: Bridget Marshall, Esq.

East Otto: Jim Musacchio, Esq. (716) 532-3351

Ellicottville Town:  

Farmersville:  

Franklinville: Jessica Ungaro, Esq. (716) 254-0435

Freedom: Robert Kutzuba, Esq. (585) 492-1460

Great Valley: Bridget Marshall, Esq.

Hinsdale: Mike Burke, Esq. (716) 375-5130

Ischua: Kelly Balcom, Esq. (716) 982-2649

Little Valley: Bridget Marshall, Esq.

Lyndon: Jessica Ungaro, Esq. (716) 254-0435

Machias: Kelly Balcom, Esq. (716) 982-2649

Mansfield: 

Olean Town: Kelly Balcom, Esq. (716) 982-2649

Perrysburg: Rachel Mitchell, Esq. (716) 532-2465

Persia: Jim Musacchio, Esq. (716) 532-3351

Portville Town:  

Portville Village: Kelly Balcom, Esq. (716) 982-2649

Randolph: Bridget Marshall, Esq.

Salamanca Town: 

South Dayton Town: John Grennel, Esq.

South Dayton Village: John Grennel,Esq.

Yorkshire: Jessica Ungaro, Esq. (716) 254-0435

Napoli Town: Tom Rickert, Esq.(716) 945- 3060