M&M WELDING & FABRICATORS - Key Persons


Al Dipietro

Job Titles:
  • Project Manager
Al joined M&M as a Boilermaker Foreman in 2020 before being promoted to Project Manager in 2021. Al is a 2005 graduate of Boilermaker's Local 193 Apprenticeship Program and has worked on dozens of boilers in the Washington DC & Baltimore metropolitan areas throughout his career. Al's current role at M&M includes management oversight of ongoing boiler projects in addition to assisting with management of HVAC and industrial retrofit projects.

Brad Witt

Job Titles:
  • Assistant Project Manager
Brad joined the Company in 2022 after a role in the construction quality testing field. Brad assists M&M's Project Management and Field staff with the execution of active projects.

Carey Dove - CEO, President

Job Titles:
  • CEO
  • President
  • M & M 's CEO and President
M&M's CEO and President Carey Dove has been at the helm of the Company since 1996. M&M was founded in 1972 by Russell "Muggs" Mullican, Carey's father. Since assuming control of the Company, Carey has grown the Company her father started years ago into one of the most successful woman-owned businesses in the country. Carey earned her degree in Business Management from the University of Maryland, College Park and has served in many roles for the Company, starting with her days as a Laborer in the field. Muggs' and Carey's philosophy - emphasizing the importance of cultivating and compensating a quality team - accounts for four decades of satisfaction shared among M&M's clients and employees alike.

Chris Jarrett

Job Titles:
  • Estimator
Chris joined M&M team as a Steamfitter in 2017 after working for another local mechanical contractor for 12 years. Chris then joined M&M's office staff as an Estimator in 2019. Chris is responsible for maintaining M&M's bid list, performing take-offs, soliciting quotes from subcontractors and vendors and preparing estimates for submission to customers.

Christy Ziegler

Job Titles:
  • Accounting Department
Christy joined the Company in 2017 as a dispatcher and transitioned to accounting in early 2018. In her current role she assists with accounting functions, particularly accounts receivable.

Cody Blackwell

Job Titles:
  • Project Manager
Cody joined M&M team as a Steamfitter in 2019 after working for another local mechanical contractor for 10 years. Cody then joined M&M's office staff as a Project Manager in 2021. Cody is responsible for executing various projects for the Company, including projects at the University of Maryland - College Park along with various Government campuses and facilities in the Washington DC & Baltimore metropolitan areas.

Dave Poe - EVP

Job Titles:
  • Executive Vice President
Dave joined M&M in 1979 as a Mechanical Helper and graduated from Steamfitters Local 602 Apprenticeship in 1986. During this time, Dave has served in just about every capacity in the Company. Since 1994, Dave has served as M&M's Executive Vice President assisting in the oversight of the day to day operations, while bidding and managing larger systemic projects for the Company and overseeing the Fire Protection Division.

Dennis Blair

Job Titles:
  • Superintendent
  • M & M As a Foreman
Dennis joined M&M as a Foreman in 2017 and was promoted to Superintendent in 2022. Dennis worked as a Journeyman Pipefitter for many years at another local mechanical contractor before joining M&M. Immediately prior to his promotion to Superintendent, Dennis served as a Foreman on many of M&M's large, complex projects and now uses his strong relationships with M&M Field crews to oversee execution of numerous projects.

Donald "Strag" Nichols

Job Titles:
  • Retired Superintendent

Duane Brisson

Job Titles:
  • Superintendent
Duane currently serves as a Superintendent for the Company, responsible for overseeing tradesmen and subcontractors as well as overall field execution of M&M's projects. He joined the Company in 2003 and quickly took on a leadership role as a project Foreman before transitioning to a Superintendent role in 2019. Duane has a long history of delivering successful projects for M&M and currently oversees M&M's summer school systemic HVAC renovation projects as well as various projects primarily in the Metro area's Maryland suburbs.

Jake Booth

Job Titles:
  • Assistant Project Manager
  • Company As an Assistant Project Manager
Jake joined the Company as an Assistant Project Manager after graduating with a Bachelor of Business Administration in Operations Management from the University of Cincinnati in 2022. Jake assists M&M's Project Management and Field staff with the execution of active projects.

James Witten

Job Titles:
  • Superintendent
James currently serves as a Superintendent for the Company, responsible for overseeing tradesmen and subcontractors as well as overall field execution of M&M's projects. James joined the Company in 2015 and quickly took on a leadership role on projects while still completing his apprenticeship. James took on the role of Superintendent role in 2021 and currently oversees many of M&M's industrial and steam distribution projects at facilities such as the Pentagon, University of Maryland, and other local campuses.

Jarred Wolf

Job Titles:
  • Senior Controller
Jarred is a 2014 graduate of Albright College (BS in Accounting) and joined the Company in 2022 after serving a similar role for a couple of local construction firms. In his current role, Jarred oversees the Company's Finance Department including payroll, accounts payable and accounts receivable. Jarred also works with the Operations Department to conduct project financial reviews, analysis and forecasting and works with M&M's Controller to help prepare the work in progress reports and monthly financials reports.

Jesse Wilson

Job Titles:
  • Service Manager
Jesse has worked for M&M since 2000 when he started with the Company as a helper. He completed his apprenticeship with Steamfitters Local 602 and worked for years as a journeyman. Jesse currently serves as a Service Manager overseeing M&M's Service Division. He also oversees the execution of M&M's insulation work. Jesse has extensive field and office experience in all aspects of M&M's work and specializes in boiler installation, repair and service work.

Josh Canale

Josh joined the Company in 2019 as a Helper and was promoted to Operations Coordinator in December 2022. He is due to graduate from the Local 602 Steamfitter Apprenticeship School in 2025. In his current role he is responsible for coordinating with our Project Managers and

Kennedi Ambush

Job Titles:
  • Bid Coordinator and Accounting Assistant
  • Company As an Administrative Assistant
Kennedi joined the Company as an Administrative Assistant in 2019 and now works as M&M's Bid Coordinator and Accounting Assistant since 2022. Kennedi reviews all RFPs and prepares bid documents for submission, manages employee certifications as well as assisting with M&M's accounts payable.

Kenny Long

Job Titles:
  • Warehouse Manager
  • M & M As Our Warehouse Manager
Kenny joined M&M as our Warehouse Manager in 2017 after a lengthy career in a similar role with another local HVAC contractor. Kenny's role is to oversee all warehouse operations including receiving deliveries, managing material inventory and preparing tools/material/equipment for deliveries to our jobsites.

Kim Taylor

Job Titles:
  • Controller
Kim currently serves as M&M's Controller and oversees the accounts payable, accounts receivable, payroll, among other accounting practices. She earned a degree in Accounting from University of Maryland University College and joined the Company in 2003 after 17 years with another local specialty contractor.

Kyle Dove - VP

Job Titles:
  • Vice President
Kyle currently serves as M&M's Vice President, providing leadership and oversight in the procurement and execution of M&M's projects. Kyle began his career with the Company working summers in various positions throughout high school and college, then joined the Company in a full-time capacity as a Project Manager before becoming M&M's Vice President. Kyle is a 2013 graduate of Salisbury University with a Degree in Business Management.

Lisa Barr

Job Titles:
  • Administrative Assistant
Lisa joined the Company as an Administrative Assistant in 2022. In her current role, Lisa handles general office administration, customer pre-qualification information, certificates of insurance, project kick-off documents and various other administrative duties.

Mark Middleton

Job Titles:
  • Retired Sr. Project Manager
Mark is a true "Hall of Famer." After serving as Muggs Mullican's (Founder of M&M) Apprentice and hiring on with M&M in 1977, Mark rose through the ranks as a Journeyman, Foreman and Superintendent, then Sr. Project Manager. He currently mentors younger PMs on all of M&M's power plant work through DC and Virginia, while cultivating new work at Universities, apartment complexes and private industry. We are truly grateful Mark chose M&M as his many years of loyal, dedicated service and knowledge kept M&M the leader in the industry.

Matt Corrigan

Job Titles:
  • Vice President of Operations
Matt has served as M&M's Vice President of Operations since June 2018 after 16 years in the DC-area mechanical contracting industry. Matt's core responsibilities include oversight of M&M's Project Managers and Estimators, including pursuit of new work, execution of contracts with customers and vendors/subcontractors, project schedule oversight and project financial review. Matt is a 2002 graduate of Virginia Tech with a BS in Building Construction

Matt Grinestaff

Job Titles:
  • Superintendent
Matt joined M&M as a Pipefitter in 2017 and was promoted to Superintendent in 2022. Matt worked as a Journeyman Pipefitter for many years at another local mechanical contractor before joining M&M. Matt proved himself as a Pipefitter and a Foreman at M&M before being promoted to Superintendent in 2022 where he oversees a number of projects, working closely with M&M Project Management staff.

Mike Jones

Job Titles:
  • Assistant
  • Safety Manager
  • M & M in 2022 As an Assistant Safety Manager
Mike joined M&M in 2022 as an Assistant Safety Manager after serving for several years in a similar role at another local specialty contractor. Mike holds numerous construction safety certifications and assists with employee training, creation of project safety submittals and on-site safety supervision on M&M projects.

Nelson Ayala

Job Titles:
  • Fabrication Shop Manager
Nelson started in the Company's Fabrication Shop in 1996. He quickly became M&M's Fabrication Shop Manager, a position he still holds today. Nelson oversees the fabrication of components and ASME code projects in our shop such as specialty piping, pipe supports, catwalks, grating, boiler/pipe casings, breeching, etc.

Nick Melott

Job Titles:
  • Assistant Project Manager
Nick joined the Company full-time as an Assistant Project Manager in 2021, after working in the surveying industry. Nick is responsible for assisting M&M's Project Managers with the execution of various projects for the Company, including two large projects for the Washington Metropolitan Transportation Authority (WMATA).

Pat Lebling

Job Titles:
  • Fire Protection Project Manager
  • Project Manager for M & M 's Fire Protection Division
Pat has served as a Project Manager for M&M's Fire Protection Division since joining the Company in 2014 after 28 years working in the DC/Baltimore area Fire Protection industry. Pat is a graduate of Local 669 apprenticeship program and served a journeyman sprinkler fitter. Pat brings his extensive field and office experience to his position as a Project Manager where he estimates and oversees execution of fire protection work for the Company.

Paul Purdham

Job Titles:
  • Operations Manager
Paul joined the Company in 2019 and in his current role he is responsible for coordinating with our Project Managers and dispatching our tradesmen, fleet vehicles, material and rental equipment to the appropriate work sites on a daily basis. He is also responsible for oversight of M&M's warehouse operations and trucking.

Ryan Bost

Job Titles:
  • Project Engineer
Ryan is a 2013 graduate of the University of South Carolina with a degree in Mechanical Engineering. Ryan joined the Company full-time as a Project Engineer in 2015, although he worked in the field for M&M during the summer throughout high school and college. Ryan is responsible for estimating and executing various projects for the Company.

Shawn Rollison

Shawn joined M&M in 2020 as a Helper and was promoted to Safety Assistant in October 2022. He

Shoshannah Radford

Job Titles:
  • Accounting Department
  • Company in 2001 As a Temporary Receptionist
Shoshannah joined the Company in 2001 as a temporary Receptionist, which turned into a permanent role in M&M's accounting department in 2004. She currently handles payroll and accounts payable for the Company.

Steve Buckmeier

Job Titles:
  • Quality Control Manager
  • Safety Director
Steve has served as M&M's Safety Director and Quality Control Manager since 2007 with 38 years of experience in the construction industry, working in power and chemical plants as well as manufacturing facilities. Steve is a welder, machinist and a recognized pioneer in automated welding. In his role with the Company, Steve oversees M&M's quality control programs in accordance with NBIC and ASME for alterations and repairs to boilers, pressure vessels and piping systems.

Tina Gares

Job Titles:
  • Accounting Department
  • Administrative Assistant in 2015 After a Similar Role
Tina joined the Company as an Administrative Assistant in 2015 after a similar role with another company. She then moved into M&M's Accounting Department in 2019. In her current role, Tina handles project billings and new employee setup.

Tommy Leonard

Job Titles:
  • Company As an Assistant Project Manager
Tommy joined the Company as an Assistant Project Manager in 2022 after graduating with a

Travis Boylston

Job Titles:
  • Superintendent
Travis currently serves as a Superintendent for the Company, responsible for overseeing the tradesmen and execution of M&M's projects. He joined the Company as a welder's helper in 1982, served his Steamfitters Local 602 apprenticeship and worked as an accredited welder for the Company for over 20 years. Travis has handled some of M&M's most challenging projects and specializes in large industrial power and central heating plants.