M.E. Simpson Company, Inc.

Mr. Matthew Macek

Mr. Peter MacEwen

Mr. Brian MacEwen

John Maco

• PO Box 3348, Allentown, PA 18106-0348

Mr. Gregory Madia

• PO Box 199, Allison Park, PA 15101-0199

Mr. Ronald Madison

Mahanoy Township Authority

Mr. William Malarkey

Mr. Matthew Mamzic

• PO Box 234, West Point, PA 19486-0234

Mr. Paul Mamzic

• PO Box 234, West Point, PA 19486-0234

Manheim Area Water & Sewer Authority

Mr. Tim Manley

Manor Township Joint Municipal Authority

Anne Marek

• PO Box 60454, Harrisburg, PA 17106-0454

Mr. Jason Marie

Ms. Jipsa Marium Thankachan

Mr. Eric Marker

Mrs. Karen Markey

• PO Box 928, Hamlin, PA 18427-0928

Mr. David Marks

Mr. Steven Marrano

Tyler Marsh

Merrilynn Marsh

• PO Box 242, Delmont, PA 15626-0242

Mr. Tom Marti

Mr. Zach Martin

Mrs. Anita Martin

Mr. Edwin Martin

• PO Box 3819, Easton, PA 18043-3819

Mr. Steve Martinez

Lee Marts

Mr. Tom Maselko

Mr. Peter Masselto

Mr. Michael Matechak

Mr. Todd Mathe

Mr. Jim Matzinger

Mr. David Maugle

Mr. Donald Mauro

• PO Box 3819, Easton, PA 18043-3819

Mr. Claude Mays III

Jaeden Mayzel

Mr. Julian Mazero

Dr. David Mazyck

Mr. Ryan McAteer

Mr. Nicholas McCarron

Mr. John McCarthy

Mr. Ryan McCarthy

Mr. James McCaskey

• PO Box 73, Oakmont, PA 15139-0073

Katie McCaulley

Mr. Dennis McClain

Ms. Tanya McCoy-Caretti

Mr. Wayne McCullough Jr.

Mr. Kyle McCullough

Greg McCummings

• PO Box 61, West Grove, PA 19390-0061

Mr. John McElvenny

• PO Box 279, Downingtown, PA 19335-0279

Mr. Michael McFadden

Mr. William McFaddin

• PO Box 18, Stockdale, PA 15483-0018

Mr. David McGeary

Daniel McGervey

Mr. Terrance McGuigan

Ms. Susan McHale

Mr. Robert McIntyre

Mark McKoy

Ms. Mora McLaughlin

Ms. Dianne McMaster

Mr. Thomas McMenamin

Mr. Michael McRee

Meadville Area Water Authority

Mr. Frank Medora

Mr. Neal Megonnell

Mr. Michael Mehaffey

Ms. Alyssa Mehalick

• 415 Welsh Street; PO Box 467, Chester, PA 19016-0467

Mr. Christopher Meister

Mr. Ron Mellinger

• PO Box 730, Greensburg, PA 15601-0730

Ms. Julia Mercer

Mr. Thomas Merritt

Mr. Richard Mest

Mr. Alexander Metro

Mr. Corey Meyers

Meyersdale Municipal Authority

• PO Box 37, Meyersdale, PA 15552-0037

Mifflintown Municipal Authority

Sarah Mihalick

Mrs. Jennifer Milakeve

Milford Township Water Authority

• PO Box 516, Spinnerstown, PA 18968-0516

Matthew Milich

Mr. Ronald Milke

Mr. Greg Miller

Mr. Doug Miller

• PO Box 10102, New Brunswick, NJ 08906-0102

Mr. Michael Miller

Mr. Larry Miller

Mr. Matthew Miller

Mrs. Lori Miller

Mr. Dean Miller

Sarah Miller

Mr. Warren Miller

Mr. Thomas Miller

Mr. Cal Miller

Mr. Troy Miller

Mr. Michael Millhouse

Minersville Municipal Water Authority

Mr. Michael Mirabello

Mr. Mark Misura Jr.

Mr. Robert Mitall

Mr. Joel Mitchell

Ned Mitrovich

Mr. Craig Mizer

Ms. Angie Mogensen

Dr. Sina Moharramzadeh

Mr. Scott Mohn

Mr. E.J. Monahan

Ms. Desiree Montano-Rosario

Mr. Robert Montgomery

Montoursville Borough Water Works

Moon Township Municipal Authority

Mr. Michael Moore

Mr. Randy Moore

Andrew Moore

Jeffrey Moore

Mr. Jeremy Morey

Tori Morgan

Mr. Jonathan Morris

Mr. Walter Morris

Mr. Rory Morrison

Mark Morton

Mr. David Mott

Mott MacDonald

Mr. Chris Motter

Mr. Christopher Moughan

Mr. Paul Mourt

Mrs. Lea Mousley

Lea M Mousley

Mr. Evan Mowery

MS Consultants, Inc.

Mr. Scott Mulhollen

Mr. Christopher Mullen

Mr. Douglas Muller

• PO Box 278, Green Lane, PA 18054-0278

Ms. Lindsey Mulvihill

• PO Box 42329, Pittsburgh, PA 15203-0329

Municipal Authority of the Borough of Bedford

Municipal Authority Borough of Mansfield

Municipal Authority of Midland Borough

Municipal Authority of Portage

Municipal Authority of the Township of Robinson

Municipal Authority of Union City

Municipal Authority of Washington Township

Municipal Authority of Westmoreland County

• PO Box 730, Greensburg, PA 15601-0730

Municipal Water Auth. of Adams Township

• PO Box 807, Mars, PA 16046-0807

Mr. Joseph Murphy

Mr. Dean Murray

Mr. Bill Murray

Sujay Murthy

Jodi Muthler

Benjamin Myers