Consulting firms headquartered in Chicago

Grant Thornton (US)grantthornton.com

Provides independent audit, tax, and advisory services through a global network, focusing on quality, trust, and strong client relationships.

Crowecrowe.com

A global firm providing public accounting, consulting, and technology services, helping clients make smart decisions and uncover hidden opportunities worldwide

Kearneykearney.com

Global consulting firm with a focus on people, strategic operations, and building the future through teamwork and hands-on expertise in over 40 countries

Sargent & Lundysargentlundy.com

A global leader in architect engineering specializing in power, energy, and decarbonization, offering comprehensive project services to public and private clients

AHEADahead.com

This company specializes in building and managing digital platforms for successful organizations, accelerating the impact of technology through innovative solutions and engineering expertise

Chartischartis.com

Consulting firm specializing in healthcare strategy, transformation, and operational models to improve affordability, accessibility, safety, and patient experience.

Intelliasintellias.com

Trusted technology partner accelerating sustainable digitalization for top-tier organizations, delivering mission-critical projects and measurable outcomes for clients globally

Heidrick & Strugglesheidrick.com

Providing executive search, leadership consulting, and corporate culture services to global Fortune 1000 companies for improved performance.

West Monroewestmonroe.com

Global consulting firm specializing in business and technology solutions, focusing on rapid impact through industry, strategy, and people integration.

Sikichsikich.com

A global professional services company specializing in technology solutions, delivering transformative digital strategies and financial services to various clients worldwide

Quinnoxquinnox.com

A platform and solutions company utilizing human and applied intelligence to simplify business processes, improve customer experiences, and create exceptional business value

MathComathco.com

Global leader in Enterprise AI and Analytics, trusted by top organizations Specializing in custom data products, advanced analytics, and connected intelligence solutions

Cresacresa.com

A global advisory firm specializing in representing occupiers, offering integrated real estate solutions, transaction management, workplace solutions, project management, consulting, and more

Technology by JLLjll.com

JLL Technologies delivers innovative real estate technology solutions, expertise, and venture-backed companies to transform the way spaces are acquired and managed

Navigantguidehouse.com

Global provider of management technology and risk consulting services helping public and commercial clients address transformational change technology innovation and regulatory pressure

Stoutstout.com

Global advisory firm specializing in corporate finance, accounting, transaction advisory, valuation, financial disputes, claims, and investigations for diverse clients.

Mérieux NutriSciences - North Americamxns.com

Global food safety partner providing testing, labeling, auditing, consulting, and research services to the food industry worldwide, focusing on consumer health and scientific excellence

Beneschbenesch.com

A leading company shaping infrastructure and communities, focused on client needs and delivering project success with top talent

66degrees66degrees.com

A leading AI and Data consulting company specializing in developing AI-focused solutions using the latest advancements in AI, data, and cloud technology

HORNEhorne.com

Professional services firm supporting clients in public, private & government sectors nationwide, empowering team members to serve with empathy and clarity

Harborharborglobal.com

A global provider of expert services in strategy, legal technology, operations, and intelligence for leading law firms, corporations, and law departments

K2 Servicesopensitysolutions.com

Provider of IT consulting and support services for the legal community, specializing in document management, application support, networking, security, training, and help desk support

DHR Globaldhrglobal.com

Global leadership consulting and executive search provider across twenty industries, offering talent advisory and emerging leader solutions through sixty worldwide market locations.

Redwood Logisticsredwoodlogistics.com

Modern 4PL provider offering digital freight brokerage, flexible freight management, and cloud-based supply chain integration services globally.

HBK Engineering, LLChbkengineering.com

A professional engineering design team providing civil, environmental, structural, electrical, and utility services with a focus on accurate, time-sensitive projects

Baker Tilly One Indiamossadams.com

Global expansion of a leading accounting and consulting firm with a focus on delivering high-quality services, innovation, and developing future leaders

TopBloctopbloc.com

A technology consulting firm specializing in fixed-price Workday deployment and support services, using automation technology to streamline processes for clients

Smithbucklinsmithbucklin.com

Providing comprehensive association management, event coordination, educational programming, and strategic consulting to modernize operations, advance organizational missions, and deliver enhanced member value.

LCWlcwinclusion.com

LCW helps organizations worldwide thrive in culturally diverse environments through DEI and culture transformation consulting, training, and translation services

Kaufman Hallkaufmanhall.com

The company specializes in providing management consulting services to healthcare and higher education institutions to optimize their financial planning and performance

Enventure Engineeringenventure.com

A leading Engineering, Supply Chain, and Compliance solutions provider with expertise in engineering services, master data management, asset management, and compliance solutions

Collins Engineers, Inc.collinsengr.com

A pioneering engineering firm specializing in structural, transportation, and underwater engineering, providing innovative design and analysis services with practical field experience

Strategic Systems Internationalssidecisions.com

Builds data-driven applications for tech companies and enterprises leveraging advanced analytics and software engineering expertise across various sectors like FinTech, HealthTech, and IoT.

RINA North America (formerly Patrick)rina.org

An engineering & design firm offering construction, management services, and technology solutions across various sectors with a focus on community impact

Rightpointgenpact.com

A global experience leader providing Total Experience solutions for clients to drive growth through human-centric digital transformations

Maven Wave, an Eviden Companyatos.net

Leading next-generation technology company specializing in data-driven, trusted, and sustainable digital transformation with expertise in AI, cloud, security, and advanced computing.

TranSmarttransmartinc.com

A transportation-focused company providing professional services in planning, engineering, and construction for public and private sector clients nationwide

Gagen MacDonaldgagenmacdonald.com

A strategy execution firm specializing in employee engagement, culture change, and leadership development, using brand and culture to transform companies and drive results

Lyons Consulting Grouplyonscg.com

Global commerce service provider specializing in delivering innovative digital commerce solutions and guiding clients through retail and eCommerce challenges to optimize performance and growth

American Surveying & Engineering, LTDamericansurvey.com

A consulting firm offering diverse professional services including transportation engineering, surveying, storm water management, LiDAR mapping, hydrography, SUE, geodetic surveys, and right of way acquisition

Securionsecurion.io

A security-focused company offering vendor agnostic, secure by design solutions to solve complex cybersecurity challenges in a rapidly evolving threat landscape

Synchronous Solutions, Inc.synch-solutions.com

A Chicago-based management consulting and technology firm specializing in delivering business transformation solutions to enhance organizational value for its community

Cohesioncohesionib.com

Provides software, AI, and advisory services integrating people, systems, and spaces for security, maintenance, experience, and energy management.

360 Energy Group360eg.com

Energy consulting firm providing comprehensive energy solutions to public and private sectors worldwide, optimizing energy resources, reducing emissions, and increasing profitability through expert commercialization and deployment services

Taiber Kosmala and Associates, LLCtaiberkosmala.com

An independent investment consulting firm managing $15 billion in client assets, providing custom investment programs for institutional clients, financial intermediaries, and family offices

Prime TSRonec1.com

Technology modernization consultancy creating custom solutions for organizations to manage the past, navigate the present, and plan for the future in ever-evolving landscapes

Banner Capitalbannercapital.com

A global advisory and management firm catering to private investors, providing strategic resources for direct investments in businesses, real estate, and alternative assets

Chicago Technical Groupctgtek.com

A global consulting and innovation company offering technology and consulting services with a focus on strategy, project management, workforce performance, and customer relationship