Tony Ladd

Robert Ladner

SDI Presence LLC

• 200 E Randolph St Ste 3550, Chicago, IL 60601-6512
• (312) 580-7512

Mary LaFleur

Allied Universal Security Services

Joni LaGesse

ComEd

Katharine Lahrman

Account Manager Schindler Elevator Corporation

• 100 S Wacker Dr Ste 1250, Suite 1250, Chicago, IL 60606-4004
• (312) 730-7100

Lakeshore Recycling Systems

• 6132 Oakton St, Morton Grove, IL 60053-2718
• (773) 255-7224
• Visit Website

Chi Lam

Market Development Account Executive Comcast Business

• 1255 W North Ave, Chicago, IL 60642-1562
• (224) 229-4304
• Send Email

Billy LaMarche

Scott Lambert

• Send Email

Patrick Lancaster

REX Electric and Technologies, LLC

Mike Landry

Sales Project Manager Hammer Construction

• 558 Plate Dr., Unit 3, East Dundee, 60118
• (224) 508-8375
• Send Email

Landscape Concepts Management

• 31745 N Alleghany Rd, Grayslake, IL 60030-9509
• (224) 406-0610
• Send Email
• Visit Website

Ed Lang

ComEd

David Langhamer

Principal DW Hammer LLC

• 55 E Monroe St Ste 2850, Chicago, IL 60603-5759
• Send Email

Paul Larkin

BEAR Construction Company

• 1 N La Salle St Ste 2700, Suite 2700, Chicago, IL 60602-4027
• (312) 245-0383
• Send Email

Ken LaRoe

A&R Janitorial Service, Inc.

Matthew LaRue

Sales Executive Convergint Technologies LLC

• 1651 Wilkening Road, Schaumburg, IL 60173
• (847) 585-8826
• Send Email

Chris LaValle

Comcast Business

• 1500 McConnor Pkwy, Schaumburg, IL 60173-4399
• (224) 229-4094

Daniel Lawlor

• 150 N. Wacker Dr., Chicago, IL 60606
• (312) 914-6157
• Send Email

Godfrey Lawson

Allied Universal Security Services

William Lawson

Vice President Vantage Elevation

• 1930 E Devon Ave, Elk Grove Village, IL 60007-6022

LAZ Parking

• 33 W Monroe St Ste 2010, Chicago, IL 60603-5406
• (312) 577-7985
• Send Email
• Visit Website

Matt LeBlanc

Schindler Elevator Corporation

Dan LeDonne

Account Executive Convergint Technologies LLC

• (847) 585-8874
• Send Email

Jeff Leensvaart

REX Electric and Technologies, LLC

• Send Email

Legacy Parking Company

• 455 N Cityfront Plaza Dr Ste 910, Chicago, IL 60611-5597
• (312) 464-0033
• Send Email
• Visit Website

Jonathan Lehmann

Area Manager Barclay Water Management, Inc.

• 55 Chapel St., Suite 400, Newton, 02468
• (617) 924-5467
• Send Email

John Leibforth

ComEd

David Lein

North American Corporation

• Send Email

Scott Leitner

Sales Engineer Air Comfort

• 2550 Braga Dr, Broadview, IL 60155-3943
• (708) 345-1900
• Send Email

Dennis Lejeck

Founder and President Black Knight Security

• 65 E. Wacker Place, Suite 805, Chicago, IL 60601
• (312) 873-6233
• Send Email

Leopardo Companies, Inc.

• 120 S. Riverside Plaza, Suite 2150, Chicago, IL 60606
• (312) 298-1000
• Visit Website

Ashley Lepard

• 1500 McConnor Pkwy, Schaumburg, IL 60173-4399
• (224) 229-4094

Lerch Bates Consulting

• 600 W Fulton St Ste 501, Chicago, IL 60661-1242
• (312) 332-5444
• Visit Website

Mike Letizia

Energy Analyst Satori Energy

• 300 S Wacker Dr Ste 800, Ste 800, Chicago, IL 60606-6670
• (312) 850-2300
• Send Email

Joe Lettiere

• 11045 Gage Ave, Franklin Park, IL 60131-1437
• (847) 451-5600

Scarleth Lever

A&R Janitorial Service, Inc.

James Lewis

Hard Surface Finishers Inc.

• 855 Lively Blvd, Wood Dale, IL 60191-1201
• (312) 374-3001
• Send Email

Kevin Lhota

Vice President of Sales Harvard Protection Services

• 33 W Monroe St, Chicago, IL 60603-5300
• (872) 762-8264

Tom Liabo

ABM

• Suite 1700, 650 Warrenville Rd Ste 550, Lisle, IL 60532-4640
• (630) 663-8621
• Send Email

Ronald Libman

U.S. Messenger & Logistics, Inc.

• 850 W. Jackson #LL2, Chicago, IL 60607
• (312) 229-1920
• Send Email

Christopher Liepa

Phil Linduska

Business Development Manager USA Fire Protection

• 28427 N Ballard Dr Ste H, Lake Forest, IL 60045-4542
• (847) 816-0050
• Send Email

LionHeart Critical Power Specialists

• 13151 Executive Ct, Huntley, IL 60142-8096
• (630) 303-3964
• Send Email
• Visit Website

John Lipke

David Lippe

Manager Of Real Estate Services Cyclone Energy Group

• 815 S Wabash, Chicago, IL 60605
• (312) 520-0025
• Send Email

Matt Lipscomb

Facilities Manager Legacy Parking Company

• 455 N Cityfront Plaza Dr Ste 910, Chicago, IL 60611-5597
• (312) 464-0033
• Send Email

Norm Lira

Titan Security Group

• 180 N Stetson Ave, Chicago, IL 60601
• (312) 267-6859
• Send Email

Rik Lisko

Allied Universal Security Services

Ken Locascio

• 822 W Washington Blvd, Chicago, IL 60607-2362
• (312) 733-6772
• Send Email

Joe Loeza

ABM

• 180 N La Salle St Ste 1420, Chicago, IL 60601-2602

Oscar Longoria

ComEd

Stefan Lopata

Contech MSI

• 3100 Tollview Dr, Rolling Meadows, IL 60008-3704
• (847) 342-9932

Chris Lopatniuk

UG2 LLC

Brooke Lopeman

Executive Director 525 S State

• 525 S State St Ste 200, Chicago, IL 60605-1616
• (312) 924-8010
• Send Email

Humberto Lopez

A&R Janitorial Service, Inc.

Marcus Lopez

Henry Lopez

Harvard Maintenance

• 135 S La Salle St Ste 2650, Chicago, IL 60603-4209

Ivete Lorek

Channel Development Manager GOJO Industries

• 266 Wilcox Court, Bartlett, IL 60103
• Send Email

Isabella Love

Lead Development Representative Black Knight Security

• (312) 873-6243
• Send Email
• Visit Website

Joshua Love

President Kinema Fitness Inc.

• 10 S Riverside Plz Ste 875, Chicago, IL 60606-3717
• (866) 608-5704
• Send Email

Ted Low

Senior VP, Business Growth and Development Datawatch Systems Inc.

• 4250 East-West Highway, Suite 200, Bethesda, 20814
• (404) 273-0145
• Send Email

Alicja Lubinski

• 7504 W Ainslie St, Harwood Heights, IL 60706-3414

Cam Lucero

Comcast Business

• 1500 McConnor Pkwy, Schaumburg, IL 60173-4399

Ronny Lussi

ComEd

• 700 Commerce Dr Ste 330, Oak Brook, IL 60523-5601

Charles Lutz

Business Development Manager Kastle Systems

• 225 W Wacker Drive, Ste 2225, Chicago, IL 60606
• Send Email

Michael Lynk

• 210 S Clark St Ste 1300, Chicago, IL 60603-4009
• (312) 553-4949
• Send Email

Timothy Lynn Jr.

Vice President NIR Roof Care, Inc.

• 12191 Regency Pkwy, Huntley, IL 60142-7644
• (847) 669-3444
• Send Email

Jane Lynn

NIR Roof Care, Inc.

• Send Email

Bob Lysy