The senior management of BIG Kaiser.

Chris Kaiser

847.228.7660 ex.101

Jack Burley

V.P., Sales & Engineering
847.228.7660 ex.111

Outside Sales

Managing outside sales activities within their specific regions.

Michael Herman

National Sales Manager

Fred Messmer

Eastern Region Sales Manager

Heinz Ulb

Director of Sales &
Engineering - Mexico

Michael Ponsolle

Sales Engineer

Gerard Vacio

Sales & Support
Western Region
847.228.7660 ex.201

Jesús Monsivais

Regional Sales Manager
Southern Mexico

Inside Sales

More then just an order desk. Your BIG Kaiser Inside Sales Representatives can assist you with most issues you may have. Not only is Inside Sales happy to take your order, they can also answer most product, account, or procedure questions. No matter how tough the question, Inside Sales can help you find the answer.

Dave Stonesifer

Sales Manager
847.228.7660 ex.109

Andrea Distelhorst

Inside Sales Manager
847.228.7660 ex.104

Denise Pulvermacher

Senior Inside Sales Asst.
847.228.7660 ex.126

Sandy Naeher

Inside Sales
847.228.7660 ex.133

Tylor Reed

Inside Sales
847.228.7660 ex.112

Kathy Skocz

Inside Sales
847.228.7660 ex.132


The people who design tool set-ups, handle service calls and work closely with end users to ensure they receive maximum utility and efficiency from BIG Kaiser tooling.

Jack Burley

V.P., Sales & Engineering
847.228.7660 ex.111

Alan Miller

Engineering Manager,
Product Manager - BIG
847.228.7660 ex.103

Matt Tegelman

Applications Manager,
Product Manager - KAISER
847.228.7660 ex.114

John Zaya

Product Manager - Workholding
847.228.7660 ex.130

Cory Cetkovic

Product Manager - Sphinx
847.228.7660 ex.203

Alex Morrison

847.228.7660 ex.108

Tool Measuring Systems

The department provides sales and service support for high precision Speroni & Diaset Tool Measuring & Presetting Systems. Let these trained professionals show you how to increase spindle utilization, machine time, precision, productivity & profits.

Doug Sumner

Product Manager
847.228.7660 ex.115

Anthony Bylina

Product Specialist
847.228.7660 ex.110

Dan Mikal

Service Manager
847.228.7660 ex.134

Pat Cratty

Service Technician
847.228.7660 ex.106

Robert Burns

Service Technician
847.228.7660 ex.106

Aga Kalfas

Sales & Service Coordinator
847.228.7660 ex.117


The department that is responsible for workholding and clamping design & applications. With the versatile and precise Unilock and Uniclamp systems, the professionals at BIG Kaiser can find a cost effective solution for you.

John Zaya

Product Manager
847.228.7660 ex.130

Gerard Vacio

Product Specialist
847.228.7660 ex.201


The people involved in the support and promoting of all BIG Kaiser products and tradeshows through numerous mediums to ensure that the BIG Kaiser name successfully penetrates the market.

Tim Stapula

Marketing Manager
847.228.7660 ex.120

Heather True

Graphic Designer
847.228.7660 ex.124

Vikki LaRocco

Business Development Rep.
847.228.7660 ex.121

Mike Caruso

Business Development Rep.
847.228.7660 ex.105

Nic Kaiser

Web & Media Designer
847.228.7660 ex.135


The people that make sure things in the office run smoothly.

Tim Grosch

Operations Manager
847.228.7660 ex.119

Wayne Rupar

847.228.7660 ex.118

Daniela Pison-Sumner

Executive Asst. to President/CEO
847.228.7660 ex.101


Helps out the different departments at BIG Kaiser like operations and AP/AR, answer the phones, makes sure everything is well taken care of.

Kathy Schmidt

Accounting Assistant
847.228.7660 ex.102

Christina Buazard

Purchasing/Admin. Assistant
847.228.7660 ex.100

Darlene Charvat

Administrative Assistant
847.228.7660 ex.139

Information Technology

Responsible for maintaining the servers and client workstations that keep BIG Kaiser up and running.

Tom Kalfas

I.T. Manager
847.228.7660 ex.116

Mark Demzien

I.T. Assistant
847.228.7660 ex.136


The place to send your damaged tools. BIG Kaiser's full service repair shop guarantees speedy renovation of KAISER boring tool systems, BIG Daishowa Profit Maker Tools, and Unilock chucks.

Lenny J. Diericks

KAISER Repair Technician
847.228.7660 ex.113

Shawn Stevens

BIG Repair Technician (CPTAE)
847.228.7660 ex.202


The people who ensure the tooling orders go out quickly and arrive on time.

Bryan Keller

Shipping Manager
847.228.7660 ex.122

Francisco Gomez

Shipping & Receiving Asst.
847.228.7660 ex.122

Joe Sumner

Shipping & Receiving Asst.
847.228.7660 ex.122

Patrick Flannagan

Warehouse & Logistics Assistant
847.228.7660 ex.122