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Mark Hopkinson Email & Phone Number

Location: New York City Metropolitan Area, United States 11 work roles 2 schools
1 work email found @optonline.net 3 phones found area 516 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 3 phones

Work email h****@optonline.net
Direct phone (516) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Role
President
Location
New York City Metropolitan Area, United States
Company size

Who is Mark Hopkinson? Overview

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Quick answer

Mark Hopkinson is listed as President at 21st Century Group (Maryland), a with 16 employees, based in New York City Metropolitan Area, United States. AeroLeads shows a work email signal at optonline.net, phone signal with area code 516, and a matched LinkedIn profile for Mark Hopkinson.

Mark Hopkinson previously worked as President at Hopkinson Enterprises, Inc. and President at Aqua Vectors, Inc.. Mark Hopkinson holds Mba from Harvard Business School.

Company email context

Email format at 21st Century Group (Maryland)

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*@optonline.net
68% confidence

AeroLeads found 1 current-domain work email signal for Mark Hopkinson. Compare company email patterns before reaching out.

Profile bio

About Mark Hopkinson

Long experience as President/CEO, with additional demonstrated success working as a management consultant. Skilled in Business Planning, Customer Relationship Management (CRM), General Management, Strategic Planning and Implementation, Continuous Improvement, and Start-ups. Strong business development professional graduated from Harvard Business School.

Listed skills include Start Ups, Strategy, Strategic Planning, Program Management, and 17 others.

Current workplace

Mark Hopkinson's current company

Company context helps verify the profile and gives searchers a useful next step.

21st Century Group (Maryland)
21St Century Group (Maryland)
President
owings mills, maryland, united states
Website
Employees
16
AeroLeads page
11 roles · 29 years

Mark Hopkinson work experience

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

President

Current
Hopkinson Enterprises, Inc.

New York City Metropolitan Area

HEI provides the temporary resources (strategic vision, management expertise, financing) to launch businesses, make them grow, re-energize them, take them to the next level, or turn them around. Mid-size businesses ($20M-$100M) are focal point, with bias towards industrial and manufacturing environments.

Jun 2003 - Present

President

Aqua Vectors, Inc.

Halesite, Ny

AV is an early-stage business developing new (patented) IP in electro-chemical technology and methods for treating water and wastewater to remove nitrates, phosphates, arsenates, organisms, pharmaceuticals. Working in partnership with industry experts and entities in need of effective methods, whether consumers, engineers or manufacturers.

Consultant

Owings Mills, Md

Advising client on design development and engineering issues; managing manufacturing and procurement of most complex and high-value components of high speed materials handling system.

Managing Member

Rotary Power Llc

Glen Cove, Ny

Recruited by early-stage business with revolutionary rotary engine technology, fully developed and tested, to develop strategy, business plan, and financing plan for going to market.

Nov 2011 - Jun 2013

Program Manager, Strategic Consultant

Mdci Automation

Northeast Us

Advised owner/senior management on organization plan for setting up design engineering and contract manufacturing operation to take on four significant programs as sub-contractor to Northrop Grumman. Ran hands-on implementation for one significant module of $1.2B USPS productivity improvement program; responsibilities included feasibility assessment bid strategy and preparation, design-to-cost initiatives, supply chain creation and management, production planning and management, product development, documentation management, customer relations management.

2005 - 2010 ~5 yrs

Director

Lightstream Technologies

Recruited to turn around faltering start-up with disruptive water disinfection technology; formed Finance Committee, accepted Board apptmt as CEO, re-engineered business plan, raised add'l capital, completed technology development path, positioned IP and product for sale to large conglomerate

2003 - 2008 ~5 yrs

Chairman, Ceo

Allied Devices Corporation

Acquired small under-performing machining business, built it 10x into business with differentiated engineering, mechanical assembly and niche manufacturing capabilities. Implemented TQM, ISO9000, JIT, inventory management, Lean Manufacturing. Developed highly structured business improvement methodology based on concurrent development of Strategic Vision, Continuous Improvement and Lean Manufacturing practices with emphasis on creative strategies for differentiation of products and services in tech oriented industries.

Oct 1981 - Jun 2003

President

Atlantic Precision Products Inc

Acquired business, developed new core competences, marketed them successfully in several technology niches, grew business by over 100% in 3 years

1998 - 2003 ~5 yrs

Principal

The Nicholson Group

New York, Ny

Principal in small management consulting firm; focus on industrial strategic planning and re-invention, implementation, green-field projects, international trade programs, small-to-mid-size turn-arounds. Clients were private equity investors.

Nov 1978 - Oct 1981

Management Consultant

Theodore Barry & Associates

New York City, Ny

Conducted management audits and performance improvement initiatives at electric utility companies under a regulatory environment; concentration on purchasing systems and controls, work force productivity, capital spending controls, project management

Jan 1977 - Dec 1978

Lieutenant (Usnr-Ret)

Line officer on Destroyer USS Garcia (DE-1040); First Lieutenant, Navigator, Officer of the Deck, Drone Helicopter Pilot, Special Assignments

Oct 1969 - Nov 1972
Team & coworkers

Colleagues at 21st Century Group (Maryland)

Other employees you can reach at 21st-inc.com. View company contacts for 16 employees →

2 education records

Mark Hopkinson education

FAQ

Frequently asked questions about Mark Hopkinson

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

What company does Mark Hopkinson work for?

Mark Hopkinson works for 21st Century Group (Maryland).

What is Mark Hopkinson's role at 21st Century Group (Maryland)?

Mark Hopkinson is listed as President at 21st Century Group (Maryland).

What is Mark Hopkinson's email address?

AeroLeads has found 1 work email signal at @optonline.net for Mark Hopkinson at 21st Century Group (Maryland).

What is Mark Hopkinson's phone number?

AeroLeads has found 3 phone signal(s) with area code 516 for Mark Hopkinson at 21st Century Group (Maryland).

Where is Mark Hopkinson based?

Mark Hopkinson is based in New York City Metropolitan Area, United States while working with 21st Century Group (Maryland).

What companies has Mark Hopkinson worked for?

Mark Hopkinson has worked for Hopkinson Enterprises, Inc., Aqua Vectors, Inc., 21St Century Group (Maryland), Rotary Power Llc, and Mdci Automation.

Who are Mark Hopkinson's colleagues at 21st Century Group (Maryland)?

Mark Hopkinson's colleagues at 21st Century Group (Maryland) include Robert Savage, Craig Savage, and Michael Callender.

How can I contact Mark Hopkinson?

You can use AeroLeads to view verified contact signals for Mark Hopkinson at 21st Century Group (Maryland), including work email, phone, and LinkedIn data when available.

What schools did Mark Hopkinson attend?

Mark Hopkinson holds Mba from Harvard Business School.

What skills is Mark Hopkinson known for?

Mark Hopkinson is listed with skills including Start Ups, Strategy, Strategic Planning, Program Management, Product Development, Business Planning, Management, and Management Consulting.

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