Jon Holderman
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Jon Holderman Email & Phone Number

Excavator operator and Amphibious excavator at Sub- Contractor
Location: Lake Placid, Florida, United States 11 work roles 2 schools
1 work email found @whartonsmith.com LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Work email j****@whartonsmith.com
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Current company
Role
Excavator operator and Amphibious excavator
Location
Lake Placid, Florida, United States
Company size

Who is Jon Holderman? Overview

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Quick answer

Jon Holderman is listed as Excavator operator and Amphibious excavator at Sub- Contractor, a with 2515 employees, based in Lake Placid, Florida, United States. AeroLeads shows a work email signal at whartonsmith.com and a matched LinkedIn profile for Jon Holderman.

Jon Holderman previously worked as Excavator Operator at Wharton-Smith, Inc. and Excavator operator/ Amphibious excavator at Sub- Contractor. Jon Holderman holds Required, Electrical And Electronics Engineering from South Dade High School.

Company email context

Email format at Sub- Contractor

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{first_initial}{last}@whartonsmith.com
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AeroLeads found 1 current-domain work email signal for Jon Holderman. Compare company email patterns before reaching out.

Profile bio

About Jon Holderman

Skilled operator of numerous types of heavy equipment, Supervision of variety of crafts. Safety is a priority along with production.

Listed skills include Factory, Heavy Equipment, Cranes, Nuclear, and 13 others.

Current workplace

Jon Holderman's current company

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Sub- Contractor
Sub- Contractor
Excavator operator and Amphibious excavator
Lake Placid, FL, US
Employees
2515
AeroLeads page
11 roles · 46 years

Jon Holderman work experience

A career timeline built from the work history available for this profile.

Excavator Operator And Amphibious Excavator

Lake Placid, Fl, Us

Excavator Operator/ Amphibious Excavator

Sub- Contractor

Over Thirty years experience, Underground utilities installation and repairs, Grade work, Environmental cleanup, Wildlife habitats, Pit work, Channel dredging, Boat ramps, Berm maintenance. DOT and Railroad, Mitigation

Hevy Equipment Operator

Sj&L General Contractors Llc

Huntsville, Alabama Area

Oct 2017 - Dec 2017

Heavy Equipment Operator

Miami/Fort Lauderdale Area

Responsible for operating various heavy equipment in the installation of MSE walls.

Oct 2016 - Sep 2017

Grade Supervisor

Tampa/St. Petersburg, Florida Area

Responsible for several crews on undercuts, installation of subgrade as per lifts to achieve density testing for DOT work.

May 2016 - Oct 2016

Superintendent

Directly responsible for all aspects of site construction, to include site safety, project schedule adherence, self-perform work, and subcontractor coordination. Ensure all personnel comply with railroad safety policies. Construction of track bed, bridges, site grading, utilities, roadways, and site electrical. • Enforcement of safety policies• Assist project manager with overall construction schedule• Actively enforce company and client safety policies• Quantity reporting• Identify changes in scope for potential change orders• Establish and maintain professional working relationship with owners, subcontractors, and vendors• Directly responsible for project schedule adherence • Coordinate with subcontractors the means and methods required for the successful and profitable execution of work • Quality Control• Review owner contract with project manager to ensure accurate knowledge of scope• Review plans and specifications for potential RFI’s• Review of submittals to ensure materials met specifications and design criteria• Overall responsibility for project success, including safety, schedule, profitability, quality and customer satisfaction

Jul 2014 - Apr 2016

Heavy Equipment Operator

Diamond K Construction

West Palm Beach, Florida Area

Directly assisted in the installation of 38 miles of natural gas pipeline. Operated dozers, motor graders, and excavators.• Worked within DOT and Railroad right of ways• Site restoration and SWPPP compliance• Wetland remediation

Jun 2013 - Dec 2013

Supervisor

South Florida

NUCLEAR PLANT SUPERVISOR, FLORIDA POWER & LIGHT COMPANYSeptember 2006 to May 2013Responsible for the maintenance of the168 mile industrial cooling water system. Also responsible for the supervision of personnel performing building, roadway, parking lot, and landscape maintenance at the facility. The preventative maintenance program for all equipment used in the aforementioned is conducted under my oversight.My team and I were also responsible for maintaining the barge channel and various mitigation and wildlife habitats located on plant property. FACILITY SUPERVISOR, QUANTUM RESOURCES / SERVICE MASTERJanuary 1993 to September 2006 Initially hired an amphibious backhoe operator. I soon assumed the role of site supervisor which included the functions of assigning work, hiring and termination of personnel, payroll oversight and determining pay rate increases, conducting safety meetings, and training of personnel. During my tenure, the increase in my team’s productivity led to my future employment with the Florida Power & Light Company.

Jan 1993 - Apr 2013

Facility Supervisor

Quantum Resources

Florida City,Power Plant

Hired as an amphibious excavator operator and was promoted to site supervisor within a two-month period. Responsible for assigning work activities, hiring / termination of personnel, payroll oversight, crew scheduling, and long term planning. During my tenure, the increase in my team's productivity led to my future employment with the Florida Power& Light Company. • Oversight of thirty to seventy-five employees• Managed work groups to include Electrical, Civil, Mechanical, Maintenance, and Environmental• Oversaw for permit compliance• Supported overall Power Plant operations• Consulted with client to develop monthly/weekly/daily operation plans• Analyzed and review pans for constructability• Monitored meteorological towers• Developed emergency action plans for power plant personnel• Designed aquatic spill migration curtain• Organized weekly and daily meetings with client to ensure 100% safety compliance• Implemented production log books to increase productivity and quality of work• Designed equipment preventative maintenance program based on specific site conditions• Fabricated and modified equipment based on site conditions

1993 - 2006 ~13 yrs

Equipment Operator/Pile Driver/Underground Utilities Forman

Florida Keys

Heavy equipment operator promoted to a supervisory role for the installation of heavy highway construction. Managed crews consisting of forty to seventy people. Major areas of construction included bridges, pile driving, seawalls, and sheeting. • Construction of overseas highway from Ocean Reef to Key West Florida. • Bridge and seawall construction• Dewatering for Utility• Rock excavation to include blasting• Overall land development• Airport Construction

1981 - 1993 ~12 yrs
Team & coworkers

Colleagues at Sub- Contractor

Other employees you can reach at onlinecareer360.com. View company contacts for 2515 employees →

2 education records

Jon Holderman education

Required, Electrical And Electronics Engineering

South Dade High School

Activities and Societies: South Dade High School 1977 - 1980 Robert Morgan Vocational Technical Institute 1977 - 1980I took four years.

Education record

South Dade High

Activities and Societies: Graphic Arts, Chess Club, rounded in the sports

FAQ

Frequently asked questions about Jon Holderman

Quick answers generated from the profile data available on this page.

What company does Jon Holderman work for?

Jon Holderman works for Sub- Contractor.

What is Jon Holderman's role at Sub- Contractor?

Jon Holderman is listed as Excavator operator and Amphibious excavator at Sub- Contractor.

What is Jon Holderman's email address?

AeroLeads has found 1 work email signal at @whartonsmith.com for Jon Holderman at Sub- Contractor.

Where is Jon Holderman based?

Jon Holderman is based in Lake Placid, Florida, United States while working with Sub- Contractor.

What companies has Jon Holderman worked for?

Jon Holderman has worked for Sub- Contractor, Wharton-Smith, Inc., Sj&L General Contractors Llc, Darley Dale Construction Services Ltd, and Prince Contracting.

Who are Jon Holderman's colleagues at Sub- Contractor?

Jon Holderman's colleagues at Sub- Contractor include Chris Rycharski, Andrei Vizitiu, Shyam Singh, Ahmed Elmiskini, and Rameshwar Lilhare.

How can I contact Jon Holderman?

You can use AeroLeads to view verified contact signals for Jon Holderman at Sub- Contractor, including work email, phone, and LinkedIn data when available.

What schools did Jon Holderman attend?

Jon Holderman holds Required, Electrical And Electronics Engineering from South Dade High School.

What skills is Jon Holderman known for?

Jon Holderman is listed with skills including Factory, Heavy Equipment, Cranes, Nuclear, Power Plants, Supervisory Skills, Environmental Awareness, and Contract Management.

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