At GBB, our expert consultants share a strong passion for solid waste management and working towards a more sustainable future. GBB's newsletter, The GBB Circular, is intended to contribute to the industry dialog, sharing ideas, observations, and words of wisdom. | | Industry Veteran Steven Schilling, P.E., Promoted to GBB Vice President | | |
In July, Steven Schilling, P.E., was promoted from Senior Project Manager to Vice President, recognizing his expanding role with the firm’s leadership and strategic development. A seasoned industry veteran, he has 35 years of experience, including 14 years as a consultant leading diverse consulting and environmental engineering projects; more than 18 years in senior leadership positions at a governmental solid waste agency; and nearly two years with a leading regional recycling company.
Since joining GBB in 2023, he has led a wide range of projects for cities, counties, institutional clients, investment firms, project and facility developers, and law firms. He also authored multiple articles for Waste Today and represented GBB at regional and national industry conferences, frequently serving as a speaker and panelist.
Before joining GBB, he served as Environmental Engineer and Senior Project Manager for a Chicago-based waste diversion, recycling, and portable services provider operating in more than nine states. He also held Senior Engineer and Senior Project Manager roles for an environmental consulting firm serving public- and private-sector clients throughout the Midwest. For over 18 years, he advanced through leadership roles, including Environmental Engineer, Assistant Executive Director, and Acting Executive Director, at the Solid Waste Agency of Northern Cook County, an intergovernmental agency providing solid waste management and disposal to 23 member communities representing approximately 700,000 residents in the northern Chicago suburbs. Early in his career, he worked as Environmental Engineer / Project Manager in the environmental permitting and planning division of an engineering consulting firm.
Mr. Schilling has a Bachelor of Science in Civil and Environmental Engineering from the University of Wisconsin. He is also actively involved in several national, regional, and local professional associations dedicated to promoting recycling and advancing environmentally and economically sound solid waste management practices. Based in the Chicago metropolitan area, he can be reached at sschilling@gbbinc.com.
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“Since joining GBB, Steven has demonstrated strong leadership, contributed significantly to delivering high-quality advice to GBB’s clients, and successfully guided key client initiatives. As Vice President, he will continue to do so with expanded responsibilities with the management team.”
-- Harvey Gershman GBB Chairman and President
“GBB has earned an incredible reputation for shaping the future of sustainable waste and materials management, and I am very proud to step into this new role. I’m excited about the challenges and opportunities ahead and look forward to working closely with GBB’s entrepreneurial team to deliver impactful solutions for our clients.”
-- Steven Schilling GBB Vice President
| | | Harvey W. Gershman 2026 Scholarship Awarded to Angelique T. Pagán Medina | | |
Congratulations to Angelique T. Pagán Medina for being awarded the 2026 Harvey W. Gershman Scholarship by the Solid Waste Association of North America (SWANA)!
An Environmental Engineering student at the Polytechnic University of Puerto Rico, Ms. Pagán Medina is currently the President of the Student Chapter of the Puerto Rico Institute of Environmental Engineers.
The scholarship, named after GBB’s co-founder and SWANA life member, is managed by SWANA as part of the Grant H. Flint International Scholarship program. The $5,000 scholarship, funded by a generous donation from Harvey as part of his long-standing desire to help the next generation of industry leaders, is awarded to full-time university students pursuing a degree in studies applicable to solid waste or resource management, intending to seek employment in the industry, and being either SWANA Student Members or children/grandchildren of a SWANA Member.
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"Receiving the Harvey W. Gershman Undergraduate Scholarship is truly an honor and a reminder that the work I have been doing to bring more visibility to solid waste management matters. As a student from Puerto Rico, I see firsthand how important this field is for islands with limited land and resources. This scholarship encourages me to keep learning, stay involved with SWANA, and continue working toward my goal of becoming a solid waste professional who can give back to my island and help strengthen its resource management future. ¡Muchas Gracias!"
-- Angelique T. Pagán Medina
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GBB has recently been selected for several new assignments, including:
Review of Disposal Options
City of Fort Worth, TX
Expert Witness Assignment – Waste/Recycling Facility Accident
Confidential Client – Law firm
Feedstock Study
Confidential Client – Private Sector
Grant Funding Research
Confidential Client – Private Sector
Solid Waste Management Policies and Procedures Manual Update
Louisville Jefferson County Metro Government, KY
We very much appreciate the opportunity to assist these clients with their needs. Please contact us at hello@gbbinc.com to let us know how we can help you too!
| | GBB Reading: Published Articles
| | As thought leaders, GBB consultants regularly contribute articles to leading industry publications, sharing insight and information on important topics. Recently published articles include: | | |
Evaluating Commercial Composting Technologies
Steven Schilling, P.E., GBB Vice President
Waste Today – September 2026
With a need for increased organic waste diversion, commercial facilities and municipalities are re-evaluating how processing technology affects efficiency, odor control, and long-term costs. Choosing between turned windrow, aerated static pile (ASP), and covered aerated static pile (CASP) systems requires balancing capital expenditure, throughput speed, and available footprint.
In Waste Today, GBB Vice President Steven Schilling evaluates the operational trade-offs, technical advantages, and economic factors of each technology to help operators build a smarter composting strategy.
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How Organic Waste Container Design Improves Collection Programs
Chris Lund, P.E.
GBB Executive Vice President
Waste Today – July 2026
Across the country, as organics programs expand, cities and haulers are rethinking how container design can make food‑scrap collection cleaner, easier, and more efficient. Features like tighter‑sealing lids, reinforced carts, and clearer labeling are helping reduce contamination and improve participation.
In Waste Today, Chris Lund explains how smart container choices strengthen organics programs and support long‑term system performance.
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Factors to Consider When Expanding a Transfer Station
Chris Lund, P.E.
GBB Executive Vice President
Don Birnesser, P.E.
GBB Principal Engineer Associate
Waste Today – July 2026
As transfer stations evolve into central hubs for modern materials management systems, public agencies and private operators are expanding their capacity to manage higher throughput, longer haul distances, and a growing mix of material streams.
In Waste Today, Chris Lund and Don Birnesser discuss how thoughtful planning for transfer station expansions can lower long-term costs, support diversion goals, and improve system resilience.
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GBB will be present at the following industry events. We look forward to seeing you there!
SWANA Pennsylvania Keystone Chapter Conference
Harrisburg, PA - September 8–10, 2026
RCon
St. Louis, MO - September 29 – October 2, 2026
GBB, Exhibitor (Booth #614)
MRF Operator’s Forum
Chicago, IL - October 26–27, 2026
Paper & Plastics Recycling Conference
Chicago, IL - October 28–29, 2026
Visit the Conference / Tradeshow section of our website for more details and a continuously updated list!
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