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SCS Engineers's Overview

Total employees1200
HeadquartersLong Beach
Founded1970

SCS Engineers is an award-winning, employee-owned environmental consulting and construction firm dedicated to providing sustainable solutions for solid and hazardous waste management, renewable energy, site remediation, and environmental compliance. Since 1970, SCS has served public and private sector clients nationwide, helping them address complex environmental challenges with innovative and cost-effective approaches. Their expertise spans landfill design and management, biogas systems, air quality, water resources, and sustainable materials management, positioning them as a leader in the environmental services industry.

Where is SCS Engineers's Headquarters?

SCS Engineers officeSCS Engineers officeSCS Engineers officeSCS Engineers office
*Images sourced via web search. Rights belong to original owners

HQ Function

Serves as the corporate hub, overseeing national operations, strategic planning, financial management, and administrative functions for its numerous offices across the United States.

Notable Features:

Modern office facilities located in a prominent business park, designed to support collaboration, innovation, and client service excellence.

Work Culture:

Emphasizes a professional, collaborative, and client-focused environment. As an employee-owned company, it fosters a strong sense of commitment, shared success, technical excellence, and innovation.

HQ Significance:

The headquarters is the central point for executive leadership, national project coordination, and the propagation of the company's core values of environmental stewardship and client satisfaction.

Values Reflected in HQ: The headquarters' operations and environment reflect SCS's commitment to professionalism, sustainability in practice, technical expertise, and providing high-quality engineering solutions.

Location:

SCS Engineers primarily operates across the United States, with an extensive network of offices providing comprehensive environmental solutions nationwide. While their physical office presence is concentrated in the U.S., their expertise in specialized areas such as landfill design, methane mitigation, renewable energy from waste, and complex remediation projects has led to engagements and consultations on international projects, particularly for multinational corporations or through collaborations with global partners. They support functions such as advanced waste management strategies, greenhouse gas inventories and reduction, and environmental due diligence that have global applicability.

Street Address:

3900 Kilroy Airport Way, Suite 100

City:

Long Beach

State/Province:

CA

Country:

USA

SCS Engineers's Global Presence

Reston, Virginia, USA

Address: 11260 Roger Bacon Drive, Suite 300, Reston, VA 20190

Supports federal government projects due to its proximity to Washington D.C. and serves a dense industrial, municipal, and commercial client base in the eastern United States.

Rosemont, Illinois, USA

Address: 6250 River Road, Suite 3000, Rosemont, IL 60018

Addresses the environmental needs of a major industrial and transportation hub, supporting sustainability initiatives and regulatory compliance for clients in the Great Lakes region.

Phoenix, Arizona, USA

Address: 2 North Central Avenue, Suite 1750, Phoenix, AZ 85004

Catters to unique environmental challenges and opportunities in the desert Southwest, supporting sustainable development, resource management, and compliance for a growing client base.

Tampa, Florida, USA

Address: 4041 Park Oaks Boulevard, Suite 100, Tampa, FL 33610

Supports the needs of a rapidly growing region with a focus on sustainable infrastructure, coastal resiliency, and management of environmental resources.

Buying Intent Signals for SCS Engineers

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of SCS Engineers

As of April 2025, SCS Engineers' leadership includes:

James J. Walsh - President and CEO
Curtis Jang - Chief Financial Officer (CFO)
Paul Mandeville - Senior Vice President, Corporate Development Officer
Michelle J. Leonard - Senior Vice President, Human Resources and Communications
Michael J. McLaughlin - Senior Vice President, National Specialist for Solid Waste Management
Nathan Hamm - Senior Vice President, National Specialist for Landfill Gas and Renewable Energy
Eddy W. Smith - Senior Vice President, Client Solutions

Investors of SCS Engineers

SCS Engineers has been backed by several prominent investors over the years, including:

SCS Engineers is an employee-owned company through an Employee Stock Ownership Plan (ESOP). Its primary investors are its dedicated employees.

Executive New Hires/Exits in the Last 12 Months

Hire5
Exits0

SCS Engineers has a strong focus on internal talent development and leadership continuity. In the past 12 months, the company has recognized several individuals with promotions to Vice President, strengthening its senior leadership. There have been no publicly announced major C-suite departures or external hires to the top executive team, indicating stability and growth from within.

New Appointments:

Stacey Dolden, Stacey Dolden appointed to Vice President, recognized for her contributions and leadership within the company.
Meaghan Gasser, Meaghan Gasser appointed to Vice President, acknowledged for her expertise and project management success.
John Kettmann, John Kettmann appointed to Vice President, reflecting his significant impact on client projects and team leadership.
Melissa Russo, Melissa Russo appointed to Vice President, celebrated for her dedication and achievements in her field.
Ryan Kuntz, Ryan Kuntz appointed to Vice President, due to his exceptional performance and strategic contributions.

Technology (Tech Stack) used by SCS Engineers

Discover the tools SCS Engineers uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

SCS Engineers Email Formats and Examples

SCS Engineers typically utilizes a standard professional email format. The most common structure is the employee's first initial followed by their last name. This pattern is widely adopted by engineering and consulting firms for its simplicity and professionalism.

[first_initial][last]@scsengineers.com

Format

jwalsh@scsengineers.com

Example

90%

Success rate

News and media

scsengineers.comFebruary 16, 2024

SCS Engineers Recognized with Engineering Excellence Grand Award by ACEC California

SCS Engineers received a prestigious Engineering Excellence Grand Award from the American Council of Engineering Companies (ACEC) of California for their innovative work on the Hawaii Gas Carbonate Polishing System Upgrade project. This award highlights SCS's technical expertise and commitment to sustainable environmental solutions....more

scsengineers.comJanuary 10, 2024

SCS Engineers Announces Promotions to Vice President

SCS Engineers announced the promotion of five distinguished professionals to Vice President: Stacey Dolden, Meaghan Gasser, John Kettmann, Melissa Russo, and Ryan Kuntz. These promotions recognize their outstanding contributions, leadership, and commitment to client success and the company's growth in key environmental sectors....more

Waste Today MagazineNovember 2, 2023

SCS Engineers acquires environmental division of Draper Aden Associates

SCS Engineers expanded its presence in the Mid-Atlantic region by acquiring the Environmental Services Division of Draper Aden Associates (DAA), a consulting engineering firm based in Virginia and North Carolina. This strategic acquisition enhances SCS's capabilities in environmental site assessment, remediation, and solid waste services....more

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