These Los Angeles-based companies are primarily large and mid-sized firms specializing in various consulting fields. They include global players like Korn Ferry, a consulting firm for organizational design and professional development, and Houlihan Lokey, an investment bank focused on M&A and financial restructuring. Other notable companies are Creative Circle, offering marketing and creative staffing, and GHJ, an advisory and accounting firm.
The companies listed here show a strong concentration in professional services, with a mix of business consulting, accounting, legal, and engineering firms. For instance, Programming.com provides IT services and digital transformation solutions, while Psomas specializes in civil engineering and sustainable projects. This indicates a robust market for specialized advisory and support services within the Los Angeles area.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Korn Ferrykornferry.com
It is a global consulting firm specializing in organizational design, hiring, workforce motivation, and professional development for career advancement. |
21,328 | |||
| 2 |
Houlihan Lokeyhl.com
Global investment bank specializing in mergers and acquisitions, capital solutions, financial restructuring, and valuation advisory services worldwide. |
4,830 | |||
| 3 |
Creative Circlecreativecircle.com
Creative Circle offers marketing and creative services to help companies tackle business challenges through talent acquisition, studio and agency support, flex benches, and consulting |
2,013 | |||
| 4 |
GHJghjadvisors.com
National advisory and accounting firm serving clients globally in nonprofit, food and beverage, entertainment, and health industries, leveraging a global network for comprehensive services (Note: This summary is based on the provided content without mentioning the company name) |
1,768 | |||
| 5 |
Programming.comprogramming.com
The company specializes in providing efficient and cost-effective software solutions in various cutting-edge technologies and services for digital transformation |
1,494 | |||
| 6 |
Manatt, Phelps & Phillips, LLPmanatt.com
Innovative professional services firm offering legal services, advocacy, and business strategies all in one place 50 years of leading the industry |
1,172 | |||
| 7 |
Agilisium Consultingagilisium.com
Data to Insights R&D and Engineering Lab specializing in GenAI, Advanced Analytics, and Solutions for Life Science industries, offering global services and talent support |
888 | |||
| 8 |
360 Degree Cloud360degreecloud.com
Salesforce services provider offering consultation, implementation, third-party integrations, automation, CRM customization, web & app development, and Salesforce-native solutions globally |
876 | |||
| 9 |
Psomaspsomas.com
A full-service consulting firm specializing in award-winning projects with a focus on sustainability in Transportation, Water, Facilities, Land Development, Energy, and Federal markets |
799 | |||
| 10 |
MGO (Macias Gini & O'Connell LLP)mgocpa.com
Global team of financial service professionals providing assurance, tax, advisory, outsourcing, and private client services with a focus on outstanding service experiences and sophisticated digital tools |
592 | |||
| 11 |
COPE Health Solutionscopehealthsolutions.com
Consulting firm specializing in healthcare delivery networks, workforce training, and innovative solutions to improve healthcare access and operations. |
522 | |||
| 12 |
SingerLewak LLPsingerlewak.com
A leading West Coast public accounting firm providing tailored accounting, advisory, and tax services with a focus on client relationships and industry leadership |
519 | |||
| 13 |
Cordoba Corporationcordobacorp.com
A California-based firm specializing in engineering, construction management, program management, and planning for transportation, water, energy, education, and facilities projects statewide |
499 | |||
| 14 |
Intecsa Groupintecsa.eu
A Spanish engineering company specializing in transport, ports, logistics, building, water, and environment projects with global presence in multiple countries |
453 | |||
| 15 |
Entersliceenterslice.com
Award-winning legal tech firm. Helps entrepreneurs start, manage businesses. Fintech consulting, M&A approvals, tax litigation, audit excellence, growth advisory, business automation, virtual CFO, on-demand legal, cybersecurity audits. |
426 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
Automus Consulting Inc.automus.com
Specializing in harnessing Oracle Cloud Applications, Analytics, IoT, and AI/ML to automate processes and drive business performance for client organizations |
196 | |||
| 17 |
CNM LLPcrosscountry-consulting.com
A technical advisory firm providing high-value services in technical accounting, IT, Cyber, Privacy, and internal control solutions to various companies |
186 | |||
| 18 |
LRW: Now Materialmaterialplus.io
A global partner specializing in strategy, design, and technology, leveraging science-based tools to create customer-centric business models and experiences for clients worldwide |
182 | |||
| 19 |
Originateoriginate.com
A digital innovation company specializing in business strategy, customer process mapping, and automation to create competitive customer and employee experiences |
91 | |||
| 20 |
Palm Tree LLCpalmtreellc.com
A modern M&A advisor offering consulting, investment banking, and accounting services to help clients navigate strategic events with comprehensive solutions and career opportunities |
69 | |||
| 21 |
Paladinpaladinmgmt.com
A middle-market advisory firm providing financial and operational consulting services, collaborating with clients to deliver tailored solutions for tangible results |
47 | |||
| 22 |
Growthinkgrowthink.com
A strategic advisory and investment banking firm specializing in helping companies plan and achieve success, with recognition on the Forbes List |
47 | |||
| 23 |
73thecode73.com
Multidisciplinary firm specializing in financial services, insights, and management consulting, providing data-driven solutions for business growth and sustainability globally |
23 | |||
| 24 |
Ellavateellavate-inc.com
This company develops innovative people solutions to help organizations attract, retain talent, and build sustainable cultures during hyper-growth and beyond |
22 | |||
| 25 |
AGRA Capitalagracapital.com
Merchant banking and investment advisory firm specializing in corporate finance transactions such as M&A, private equity placements, and strategic alliances across various industries |
15 | |||
| 26 |
MFE Corpmfecorp.com
MFE specializes in digital transformation, process optimization, and building people-centric organizational structures for sustainable success using AI and automation |
12 | |||
| 27 |
BH Technology Groupbhtechadvisory.com
Specializing in VoIP, Unified Communications, SD-WAN, Contact Center, Cyber Security & Telecom Expense Management, BH Tech offers simplified digital transformation through innovation and integrity |
12 | |||
| 28 |
PipelinePluspipelineplus.com
It provides business development coaching, sales acceleration software, strategic planning, and staffing solutions to enhance firms' business development efforts. |
11 | |||
| 29 |
Castle Peak Associates, LPcastlepeakassociates.com
This company helps clients transform various aspects of their business, including trading systems, data management, accounting, and regulatory reporting, with a focus on strategy and requirements |
9 | |||
| 30 |
GJ Sullivan Co., Reinsurancegjsre.com
Reinsurance intermediary offering traditional treaty and facultative reinsurance, program market connections, balance sheet solutions, consulting services, and innovative products for emerging risks |
9 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
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The same list elsewhere in United States
- Consulting firms in the United States 4,382
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- Consulting firms in Texas 453
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- Consulting firms in Illinois 238
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- Consulting firms in Georgia 167
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- Consulting firms in Ohio 115
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