Jeff Core


Jeff joined MCE in 2009 as the Controller. He was promoted to Chief Financial Officer and voted to the Board of Directors in 2011. Jeff was promoted to President in July 2012, after Stan Smalley decided he wanted to resume his role as Executive Vice President on a less than full time basis. Finally, in 2014 Jeff assumed the dual role of President & CEO. Jeff’s primary responsibility is implementing plans and programs that enable MCE to fulfill its operational goals and meet the strategic objectives established by MCE’s Board of Directors.

Jeff came to MCE with over 15 years construction related experience at various levels in the finance and accounting functions for Private Island Homes and The Wiseman Company. Following his graduation from California State University – Sacramento with a BS in Business Administration – Accountancy, he worked with KPMG, LLP in both their Sacramento and San Francisco offices. Jeff served just under 8 years of active duty in the United States Air Force as a Russian cryptologic linguist.

Steve Loweree

Vice-President, Corporate Secretary and Member of Board of Directors- Maintenance Division

Steve has been providing overall supervision of all maintenance management contracts and the division since 1996. Prior to 1996, Steve was the Maintenance Superintendent for 9 years for MCE in the City of Dublin. Duties include meeting with clients to review work programs, budgets and schedules of work. In this capacity he has developed bid specifications, bid various subcontract services, hired dedicated in-house staff, developed annual work programs and budgets, worked with City staff to develop system protocols for service requests, emergency call out procedures, and emergency response manuals, in addition to, performing various other start up activities. Prior to 1987, Steve was Landscape Foreman for MCE after relocating from Ohio, where he spent 6 years as Landscape Foreman for Philips Landscaping.

Karen Briones

Safety Manager

Karen joined MCE in 1999 in the role of Safety Manager. She was brought in to update MCE’s safety program and improve the company’s overall safety record. During this time, she also took on the role as Human Resource. As MCE continued to grow Karen took on the role as full time Safety Manager in 2018. MCE’s safety record has continued to improve year after year as Karen works on cultivating a company wide safety culture.

She came to us with 20 years of safety management experience, working for a large general contractor in the Bay Area. She was able to use that experience to create and implement the safety program we use today.

Katrina Wallar

Human Resource Administrator

Katrina Wallar joined MCE in 2004. Katrina has performed many jobs at MCE Corporation. She began her career in our Maintenance Division completing Purchase orders, entering of time sheets and billing clients. Katrina then moved to our Payroll Department in 2010 and provided assistance in our Accounting Department as well. In late 2018, Katrina was promoted to our Human Resource Administrator.

Vince Cudia

Area Manager-Sacramento Region

  • Certifications: Work Zone and Traffic Control Safety – IMSA
  • Level 1 Signs and Markings – IMSA
  • Traffic Control -Safety Center
  • Grade 1 Water Treatment Operator Certificate – Inactive
  • Flagging and Traffic Management Certificate – MUTCD
  • Basic Water First Responder
  • Sandbagging & Flood Fighting
  • Modicon PLC Level 1 Programming – Storm Pump Station
  • OSHA 10 Hour Training
  • OSHA 30 Hour Training
  • Basic Frist Aid

Vince has provided oversight of MCE contracts in the Sacramento Region since 2015. His duties include support of supervisor personnel, training, review of operational and best management practices, short and long-term planning with city staff and other duties as required. From 2013 to 2015, Vince provided daily oversight of both of Sacramento Region municipal maintenance projects in addition to providing quality assurance inspections in selected maintenance for all of MCE’s municipal clients based in Northern California. Additionally, Vince provides training to crews on many tasks and reviews daily project reports with all MCE Supervisors.

From 2011 to 2013, Vince provided overall maintenance management for the Wildan Group in their engineering and maintenance contract for the City of Elk Grove. From 2003 to 2011, Vince was part of MCE’s maintenance operations in the City of Elk Grove. Starting as a Drainage Foreman, Vince spent the last 4 years as Maintenance Superintendent. He oversaw all operations related to that contract including landscape, street and drainage. Drainage operation and maintenance included 6 storm drain pump stations, over 67 miles of creeks and channels, roadside ditches and the complete underground storm drain system. From 2001 to 2003, Vince was an Assistant Mechanical Technician performing operation and maintenance tasks at storm drain and sewer pump stations and water wells.

Manny Pavloudakis

Southern California Area Manager


  • B.S- Agronomy- Cornell University-2000
  • Turfgrass Management Short Course-Cornell University-2001
  • Turfgrass Management Short Course-Rutgers University- 2002


  • Work Zone and Traffic Control Safety- The Safety Center
  • California QAL (Qualified Applicators License) #131039
  • New York Class A Pesticide License
  • Member PAPA (Pesticide Applicators Professional Association
  • Traffic Control -Safety Center
  • OSHA 10 Hour Training
  • OSHA 30 Hour Training
  • Basic First Aid

Since 2018, Manny has provided daily oversight of our Southern California projects. In this role, he provides daily support of all Supervisors to accomplish their specific project goals for their cities. From 2014 to 2018, Manny provided the on-site daily supervision of MCE’s City of Pomona project which included parks and landscape maintenance for the entire city system. His responsibilities included direct supervision of a staff of 20 and all tasks associated with the project of 130 acres. These tasks include overseeing turf mowing, turf renovation, all irrigation, ballfield maintenance, restroom maintenance, chemical and pesticide applications, trash and litter removal, open space maintenance, shrub and groundcover pruning, all other associated tasks and meeting with City personnel, developing schedules and meeting with council members on project sites.

From 2011 to 2014, Manny was Superintendent for crew of 14 groundskeepers at Champions Club Greenway Golf Course. Responsible for planning and schedule of crew activities, turfgrass management of 30 plus acres of Santa Ana Bermuda, managed renovation of drainage projects and new pump system and oversight of overseeding, fertilization, chemical and irrigation programs and repairs. 2007-2011, Manny was Assistant Superintendent for crew of 22 groundskeepers at LaQuinta Resort/PGA Course. Responsible for planning and schedule of crew activities oversight of overseeding, fertilization, chemical and irrigation programs and repairs. Managed installation upgrade to Rainbird wireless centralized irrigation system, new pump station, VFD drives (wells) and fertigation system. From 1998-2004, Manny held progressively responsible positions ay Middle Island County Club in Long Island, New York. Culminating in Greens Superintendent for staff of 20 groundskeepers. Responsible for budgeting, capital expenditures, personnel, equipment and irrigation maintenance and repair.

Marc Sisto

Bay Area Area Manager


  • WELO, Reclaimed Water (DSRSD)
  • Traffic control certification- Safety Center,
  • Backhoe and forklift certified
  • OSHA 30
  • First Aid and CPR

Since 2016, Marc has provided oversight supervision of maintenance contracts in the Bay Area. Duties include meeting with clients to review work programs, budgets and schedules of work. In this capacity he develops bid specifications, bids various subcontract services, hires dedicated in-house staff, develops annual work programs and budgets, works with City staff to develop system protocols for service requests, emergency call out procedures, and emergency response manuals, in addition to, performing various other start up activities. On all projects, Marc actively participates in the on-site quality assurance program, quarterly performance reviews, annual revision and approval of work programs / budgets and provides for technical and management assistance on an as needed basis. Since 2012, Marc has been Maintenance Superintendent for MCE in the City of Dublin.

From 2009- 2011. Marc was Maintenance Leadman- Lawrence Livermore Labs Responsible for restoration crew and maintenance of NIF Program complex. Restoration included replanting, irrigation, converting turf to planted areas and tree work. From 1993- 2008. Marc was Construction Team Leader- American Civil Constructors after starting as a laborer. As Construction Team Leader he was responsible for grading and drainage of Wente at the Vineyards Golf Course and Grayson Woods Golf Course construction projects.

Alan Lauthner

Construction Division, Asphalt Superintendent

Alan has been with MCE since 1991. During the majority of his time, he has been a field operator and foreman, capably switching gears between the two roles as operational needs dictated. In 2019, following a significant restructuring of the Division, Alan volunteered to step in to the newly created Asphalt Superintendent role. His decades of field experience have played an invaluable role in the successful restructuring. Together with Robert (Bob) Krummen, they run and manage the day to day operational activities for MCE’s Construction Division.

Robert (Bob) Krummen

Construction Division, Concrete Superintendent

Bob is a relative newcomer to MCE, joining the firm in 2020. However, he has a long and successful career as an owner of a small concrete company and as a Superintendent for Siteworks Landscape, from where he retired in 2017. MCE was very fortunate that Bob decided to “un-retire” around the same time that they were looking to fill the newly created Concrete Superintendent position. Bob has decades of experience running all varieties of concrete related construction jobs. Together with Alan Lauthner, they run and manage the day to day operational activities for MCE’s Construction Division.