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About SI Group

SI Group is a global leader in the innovative technology of performance additives, process solutions, and chemical intermediates. Our solutions are essential to many diverse industries and applications, creating extraordinary results. We drive value by enhancing the quality, performance, and durability of countless items we use every day.

We are on a journey to captivate our customers at every level. Whether that means expanding our capabilities, global reach, or providing new innovations and technologies that create value. Our approach is customized to exceed customer needs and deliver superior performance.

Key Strategic Markets

Our customer-centric approach is rooted in understanding the markets we serve and the value that our products provide. Our focus and business strategy are aligned to these markets, offering differentiated solutions across diverse industries.

Core Solutions

Chemical intermediates for industrial uses and other end markets.

Fuel, Lubricants, & Coatings

Antioxidants, intermediates, and specialty additives for coatings, fuels, greases, and lubricants.

Oilfield

Resins and intermediates for oilfield production chemistry.

Plastics

Antioxidants, non-dust blends, and additives for plastics stabilization, compounding, and circularity.

Rubber & Adhesives

Resins and additives for tires, technical rubber goods, and adhesives.

our-vision-bg

Our Vision

To Become the Global Performance Additives Powerhouse

Anticipating customer challenges and solving them through innovative chemistry Icon

Anticipating customer challenges and solving them through innovative chemistry

Leveraging the breadth of our global product portfolio Icon

Leveraging the breadth of our global product portfolio

Operating as a global organization with an unprecedented level of business agility Icon

Operating as a global organization with an unprecedented level of business agility

Striving to execute The Perfect Order each and every time Icon

Striving to execute The Perfect Order each and every time

Mission

We innovate and drive change to create value with a passion for safety, chemistry, sustainability, and extraordinary results.

Our Values

Results Matter

Progress is measured in many ways, but in the end, the scoreboard decides who wins. Our organization sets clear metrics to measure progress but always recognizes that to achieve our goals we must deliver superior performance.

Reach Beyond Your Possible

Greatness comes from people that aspire to accomplish what normal people struggle to imagine. We set aggressive targets, celebrate success, and learn from failure. The first step to making the impossible possible is to believe you can, and strive to reach it.

Embrace the Grit

Our journey to success may not come easily, but we persevere no matter the obstacles. Giving up is not an option and, instead, any challenges you face will fuel your desire to succeed. Grit will enable you to push through difficult times, power through when your resolve is tested, and move forward under all circumstances. By embracing the grit, you are finding the strength from within to overcome all challenges.

Lean In

Leaning in is about engagement and showing up at the table to solve problems, challenge biases and conventional beliefs, approach roadblocks as exciting challenges, and take on things outside of our comfort zone. It exudes positive energy, ownership, curiosity, and a bias for action. It means assuming positive intent during tough discussions and having the courage to take the lead, speak up, make mistakes and hold each other accountable.

Captivate Our Customers

Our customer-centric approach is rooted in our understanding of the markets we serve and the value that our products provide. We captivate our customers by developing innovative new solutions, delivering quality products on time and by engaging proactively, professionally and confidently in all interactions.

Better Every Day

Continuous improvement is a mindset. It is a personal commitment to make the changes necessary to become more effective each and every day. It is our relentless pursuit to find ways to make our business better, to be world-class and to be a true market leader.

Do the Right Thing

Our commitment to safety and compliance is the foundation of everything we do. How we treat people both internally and externally is the cornerstone of our reputation. In these areas, regardless of circumstance or business pressure we simply do the right thing.

With roots dating back to the 1890s,
SI Group has over a century of experience innovating for the chemical industry.

Scroll through our timeline to learn about the history of SI Group.

1910s-1950s

Global Acquisition & Intelligent Expansion

Revolutionizing the Specialty Chemicals Industry 


1890-1906

Rich Company Roots

Beginnings in varnish and rubber

2000

Gulf Stabilizers Industries Formed

JV adds manufacturing facility in Saudi Arabia


1950s-2000s

Excellence in Manufacturing 


Building expertise and capabilities

2014-2016

WESTON™ 705 Launched

Antioxidant capacity tripled within two years

2014

Antioxidant & API Business Growth

Portfolio acquired from Albemarle Corp.

2018

Strong Past, Strong Future

The formation of our combined organization, SI Group

2018

Third Silver Rating from EcoVadis

Ranked among top 7% of 45k companies

2021

2021 Gold Rating from EcoVadis

Ranked among top 5% of 50k companies

2019

Transformation Journey

Vision towards Becoming the Global Performance Additives Powerhouse

2023

Inaugural ESG Report 

Outlined key metrics and sustainability targets

2022

EVERCYCLE™ Platform Launched

Additive solutions for the circular economy

2026

EcoVadis Silver Rating

Top 15% of all rated companies on sustainability

2025

Recapitalization

Supported by lenders and equity partners for accelerated growth

1910s-1950s

Global

Global Acquisition & Intelligent Expansion

Revolutionizing the Specialty Chemicals Industry 


1890-1906

Rich

Rich Company Roots

Beginnings in varnish and rubber

2000

Gulf

Gulf Stabilizers Industries Formed

JV adds manufacturing facility in Saudi Arabia


1950s-2000s

Excellence

Excellence in Manufacturing 


Building expertise and capabilities

2014-2016

Rich

WESTON™ 705 Launched

Antioxidant capacity tripled within two years

2014

Antioxidant

Antioxidant & API Business Growth

Portfolio acquired from Albemarle Corp.

2018

Strong Pasts

Strong Past, Strong Future

The formation of our combined organization, SI Group

2018

ThirdSilver

Third Silver Rating from EcoVadis

Ranked among top 7% of 45k companies

2021

2021Gold

2021 Gold Rating from EcoVadis

Ranked among top 5% of 50k companies

2019

Transformation

Transformation Journey

Vision towards Becoming the Global Performance Additives Powerhouse

2023

Inaugural ESG

Inaugural ESG Report 

Outlined key metrics and sustainability targets

2022

EVERCYCLE

EVERCYCLE™ Platform Launched

Additive solutions for the circular economy

2026

EcoVadis 2026-2

EcoVadis Silver Rating

Top 15% of all rated companies on sustainability

2025

Gulf

Recapitalization

Supported by lenders and equity partners for accelerated growth

Executive Leadership

Our Executive Leadership Team guides a global workforce with a shared commitment to exceptional customer service, operational excellence, and sustainable growth. Backed by deep industry expertise and leadership experience from top global companies, they drive innovation, strengthen our business, and support our people.

David Bradley

David Bradley

President
Chief Executive Officer
Mike Farnell

Mike Farnell

Senior Vice President, General Counsel
& Chief Sustainability Officer
Rustom Jilla

Rustom Jilla

Senior Vice President &
Chief Financial Officer
Brooke Manrique

Brooke Manrique

Senior Vice President, Human
Resources & Communications
Paul Tilley

Paul Tilley

Senior Vice President,
Business Development

Board of Directors

Our Board of Directors provides strategic oversight and governance to help guide the company’s long-term success. With diverse experience across industry, operations, and business leadership, the Board supports sustainable growth, innovation, and value creation for our customers, employees, and stakeholders.

Shawn

Shawn Abrams

Former President, Catalyst Technologies
W.R. Grace & Company

Current Board Affiliations:
Clean Chemistry
PQ Corporation
Savillex
Luis

Luis Fernandez-Moreno

Former Interim President, Chief Executive Officer
Ingevity

Current Board Affiliations:
HASA Pool Inc.
Huber Engineered Materials
Ingevity
Select Water Solutions
Daryl

Daryl Roberts

Former Senior Vice President, Chief Operations & Engineering Officer
DuPont Chemical Company

Current Board Affiliations:
AdvanSix
American Electric Power
Jan-1

Jan Trnka-Amrhein

Partner, Credit Opportunities
American Industrial Partners

Current Board Affiliations:
Apex Tool Group
Envivia Biomass
David

David Bradley

President, Chief Executive Officer
SI Group

Current Board Affiliations:
Ecovyst
South Texas Truck Centers

Our Commitment as Your Partner

We are committed to providing essential solutions through innovative technology. We are committed to safety and compliance, our people and processes, and seamless execution on one global platform. Our commitment to delivering the perfect order each and every time means a superior level of service for our customers. We are agile and prepared to be your premier business partner.

SI Group’s global network delivers exceptional quality, consistency, and efficiency to our customers each and every time. We have close relationships with reliable and responsive suppliers; resulting in a stable, optimal flow of raw materials. Our dedication to operational excellence, including balanced plant methods and advanced process technologies, allows us to leverage our production resources.

Our foundation is driven by safety and compliance. This is our number one priority each and every day for all employees as we strive to innovate and drive change. Embedded in our history are the Guiding Principles of Responsible Care® and the promise to conduct all aspects of our business in a manner that safeguards our employees, the communities in which we live and work, and the natural world. How we treat others is the cornerstone of our reputation, and regardless of circumstance, we simply do the right thing.