Top Consulting Firms in California
3,346 Companies
List of the Best California Consultants
Sponsored
-
UndisclosedUndisclosed2 - 9Laguna Hills, CA
Services provided
20% Business Consulting80% AccountingWilliam M. Stark, CPA, an Accounting company, was established in 2010. The team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Alturas, CA
Services provided
20% Business Consulting80% AccountingMonica Derner, Certified Public Accountant is an Accounting company headquartered in Alturas, California. Founded in 2013, the team specializes in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Walnut Creek, CA
Services provided
20% Business Consulting80% AccountingFounded in 2014, Green CPA Firm is a small Accounting company. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Napa, CA
Services provided
20% Business Consulting80% AccountingRanch Tax Service is an Accounting company. The team is in Napa, California, and their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Martinez, CA
Services provided
20% Business Consulting80% AccountingAccounting company Fucito, Giaccio & Associates was founded in 1985. Located in Martinez, California, the team offers Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Cameron Park, CA
Services provided
20% Business Consulting80% AccountingAccounting company Palm Accountancy, Inc. Is based in Cameron Park, California. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Irvine, CA
Services provided
20% Business Consulting80% AccountingJenny S. Park, CPA & Co., an Accounting company, is in Irvine, California. They specialize in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Temecula, CA
Services provided
20% Business Consulting70% Accounting10% Financial ConsultingChampion Bookkeeping is a small Temecula, California-based Accounting company. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Tustin, CA
Services provided
20% Business Consulting80% AccountingLaunched in 2009, Todd Schaus CPA is a small Tustin, California-based Accounting company. Their team offers Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Santa Ana, CA
Services provided
20% Business Consulting80% AccountingBellavia & Slater CPAs is a small Accounting company located in Santa Ana, California. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Redding, CA
Services provided
20% Business Consulting80% AccountingSusan C. Lloyd, CPA is a Redding, California-based Accounting company. They offer Accounting and Business Consulting and were founded in 1996.
Read more -
UndisclosedUndisclosed2 - 9Tustin, CA
Services provided
20% Business Consulting80% AccountingJOHN M. D'AGOSTINO, CPA a professional corporation, an Accounting company, was founded in 2008. The team focuses on Accounting and Business Consulting and is based in Tustin, California.
Read more -
UndisclosedUndisclosed2 - 9Tustin, CA
Services provided
20% Business Consulting80% AccountingAccounting and Tax Services is an Accounting company. Founded in 1982, the team specializes in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Tustin, CA
Services provided
20% Business Consulting80% AccountingWilliam Rodgers Company is a small Accounting company. They provide Accounting and Business Consulting and were launched in 1990.
Read more -
UndisclosedUndisclosed2 - 9Downey, CA
Services provided
20% Business Consulting80% AccountingBased in Downey, California, Tax Specialty Plus is a small Accounting company. The team focuses on Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Downey, CA
Services provided
20% Business Consulting80% AccountingBased in Downey, California, Steen & Company, Inc. Is a small Accounting company. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Irvine, CA
Services provided
20% Business Consulting80% AccountingLocated in Irvine, California, LEE CPAs & Company is a small Accounting company. The team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Tustin, CA
Services provided
20% Business Consulting80% AccountingMIKE SAFARI, CPA, MSA, CGMA is an Accounting company. The company is based in Tustin, California. Their team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Irvine, CA
Services provided
20% Business Consulting80% AccountingKORUS CPA's, LLP, an Accounting company, was launched in 2017. The team focuses on Accounting and Business Consulting and is located in Irvine, California.
Read more -
UndisclosedUndisclosed2 - 9Santa Ana, CA
Services provided
20% Business Consulting80% AccountingHoffski Pisano & Co., CPAs, an Accounting company, is in Santa Ana, California. The team focuses on Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Irvine, CA
Services provided
20% Business Consulting80% AccountingDuner and Foote is an Accounting company. Founded in 2019, the team offers Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Newport Beach, CA
Services provided
20% Business Consulting80% AccountingPacific Tax Advisors is an Accounting company. Launched in 2018, their team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Newport Beach, CA
Services provided
20% Business Consulting80% AccountingJacqueline S Zweig, Inc. Is an Accounting company. Headquartered in Newport Beach, California, their small team focuses on Accounting and Business Consulting. The firm was launched in 2006.
Read more -
UndisclosedUndisclosed2 - 9Santa Ana, CA
Services provided
20% Business Consulting80% AccountingClark & Company LLP, an Accounting company, is headquartered in Santa Ana, California. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Petaluma, CA
Services provided
20% Business Consulting80% AccountingBaldwin, McGaughey & Company LLP is a Petaluma, California-based Accounting company. Founded in 2011, the team specializes in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Petaluma, CA
Services provided
20% Business Consulting80% AccountingTORKELSON & ASSOCIATES CPAS, LLP is a small Accounting company established in 1993. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Petaluma, CA
Services provided
20% Business Consulting80% AccountingFounded in 2003, North Bay CPA is a small Petaluma, California-based Accounting company. Their team offers Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Lake Elsinore, CA
Services provided
20% Business Consulting80% AccountingFounded in 2008, Accounting in Motion is a small Lake Elsinore, California-based Accounting company. Their team offers Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Placentia, CA
Services provided
20% Business Consulting80% AccountingVallas & Associates is an Accounting company. The firm is headquartered in Placentia, California. Their team specializes in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Covina, CA
Services provided
20% Business Consulting80% AccountingNBS Tax Service is an Accounting company launched in 1982. The team specializes in Accounting and Business Consulting and is located in Covina, California.
Read more -
UndisclosedUndisclosed2 - 9San Bernardino, CA
Services provided
20% Business Consulting80% AccountingRSI Business Services is a small San Bernardino, California-based Accounting company. The team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Redlands, CA
Services provided
20% Business Consulting80% AccountingAccounting company 3H Tax Services was established in 1973. The small team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Redlands, CA
Services provided
20% Business Consulting80% AccountingMason Financial Services, CPA, an Accounting company, is based in Redlands, California. They specialize in Accounting and Business Consulting and were launched in 1988.
Read more -
UndisclosedUndisclosed2 - 9Redlands, CA
Services provided
20% Business Consulting80% AccountingSpafford & Landry, Inc. Is an Accounting company. Located in Redlands, California, the firm was established in 2013. Their team focuses on Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Pasadena, CA
Services provided
20% Business Consulting80% AccountingLaunched in 2007, KRUEGER CANZONIERI HERZOG, LLP is an Accounting company. The company specializes in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9South Pasadena, CA
Services provided
20% Business Consulting80% AccountingNewcon is an Accounting company in South Pasadena, California. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9San Marino, CA
Services provided
20% Business Consulting80% AccountingQUEZADA WONG & ASSOCIATES INC. (CPA) is an Accounting company. Founded in 2000, the team focuses on Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Pasadena, CA
Services provided
20% Business Consulting80% AccountingAccounting company SHIGEO ITO An Accountancy Corporation is located in Pasadena, California. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Glendale, CA
Services provided
20% Business Consulting80% AccountingDonna Uzunow, CPA, an Accounting company, was launched in 2003. The team focuses on Accounting and Business Consulting and is in Glendale, California.
Read more -
UndisclosedUndisclosed2 - 9Sierra Madre, CA
Services provided
20% Business Consulting80% AccountingAccurate Financial Services Inc. Is a Sierra Madre, California-based Accounting company. They provide Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Yuba City, CA
Services provided
20% Business Consulting80% AccountingAccounting company Ivy's Tax Service and CPA Firm focuses on Accounting and Business Consulting. They were founded in 2005.
Read more -
UndisclosedUndisclosed2 - 9Irvine, CA
Services provided
20% Business Consulting80% AccountingAccounting company Kaya Tax & Bookkeeping Services, Inc. Was established in 2007. The team provides Accounting and Business Consulting and is headquartered in Irvine, California.
Read more -
UndisclosedUndisclosed2 - 9Huntington Beach, CA
Services provided
20% Business Consulting80% AccountingIn Huntington Beach, California, Accurate Financial & Tax Services Inc. Is an Accounting company. The team provides Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Glendale, CA
Services provided
20% Business Consulting80% AccountingPatrick O'Grady CPA, EA, an Accounting company, was launched in 1979. The company offers Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Glendale, CA
Services provided
20% Business Consulting80% AccountingEstablished in 2010, Ohandjanians & Company, CPA, Inc., a small Accounting company, is headquartered in Glendale, California. Their team focuses on Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Los Angeles, CA
Services provided
20% Business Consulting80% AccountingHeadquartered in Los Angeles, California, SPENCER HONG CPA is an Accounting company. They offer Accounting and Business Consulting and were launched in 2015.
Read more -
UndisclosedUndisclosed2 - 9Whittier, CA
Services provided
20% Business Consulting80% AccountingCalifornia Tax & Management Service, Inc., an Accounting company, was established in 1969. The team offers Accounting and Business Consulting and is located in Whittier, California.
Read more -
UndisclosedUndisclosed2 - 9Whittier, CA
Services provided
20% Business Consulting80% AccountingMr. Tax, a small Accounting company, is in Whittier, California. Their services include Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Los Angeles, CA
Services provided
20% Business Consulting80% AccountingLeon Jaferian, CPA Inc., an Accounting company, was founded in 1997. Located in Los Angeles, California, the team specializes in Accounting and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Los Angeles, CA
Services provided
20% Business Consulting80% AccountingSCHALLER & BLATT, INC is an Accounting company. The team focuses on Accounting and Business Consulting and is located in Los Angeles, California.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My MatchesTell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
Rollover to see company insights or click a company below for more details.
A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Best California Consultants
-
$5,000+$300+ / hr10 - 49Fremont, CA
Ability to deliver
33.7/40.016.2/20 Reviews10/10 Clients & Experience7.5/10 Market PresenceService focus
65% Business Consulting35% Other -
Undisclosed< $25 / hr250 - 999West Hollywood, CA
Ability to deliver
32.4/40.017.4/20 Reviews9/10 Clients & Experience6/10 Market PresenceService focus
50% Business Consulting50% Other -
$100,000+$150 - $199 / hr250 - 999Los Angeles, CA
Ability to deliver
35.7/40.016.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Business Consulting80% Other -
$5,000+$100 - $149 / hr10 - 49El Segundo, CA
Ability to deliver
39.1/40.019.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
10% Business Consulting90% Other -
UndisclosedUndisclosed10 - 49Alameda, CA
Ability to deliver
29/40.016.4/20 Reviews5.5/10 Clients & Experience7.1/10 Market PresenceService focus
100% Business Consulting -
$5,000+$200 - $300 / hr2 - 9Los Angeles, CA
Ability to deliver
33.4/40.015.6/20 Reviews9.1/10 Clients & Experience8.7/10 Market PresenceService focus
30% Business Consulting70% Other -
$5,000+$200 - $300 / hr10 - 49Santa Monica, CA
Ability to deliver
34.1/40.016.2/20 Reviews9.2/10 Clients & Experience8.7/10 Market PresenceService focus
20% Business Consulting80% Other -
$10,000+$150 - $199 / hr10 - 49Los Angeles, CA
Ability to deliver
34.5/40.017.6/20 Reviews10/10 Clients & Experience6.9/10 Market PresenceService focus
15% Business Consulting85% Other -
$10,000+$200 - $300 / hr10 - 49San Luis Obispo, CA
Ability to deliver
31.7/40.016.4/20 Reviews8.2/10 Clients & Experience7.2/10 Market PresenceService focus
30% Business Consulting70% Other -
$1,000+Undisclosed2 - 9Los Alamitos, CA
Ability to deliver
29.5/40.016.2/20 Reviews6.4/10 Clients & Experience7/10 Market PresenceService focus
50% Business Consulting50% Other -
$10,000+$150 - $199 / hr10 - 49San Francisco, CA
Ability to deliver
32.2/40.016.2/20 Reviews9.6/10 Clients & Experience6.4/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+Undisclosed10 - 49Moorpark, CA
Ability to deliver
32.2/40.016.6/20 Reviews6/10 Clients & Experience9.6/10 Market PresenceService focus
10% Business Consulting90% Other -
Undisclosed$100 - $149 / hr10 - 49Encinitas, CA
Ability to deliver
30.1/40.015.8/20 Reviews8.4/10 Clients & Experience5.9/10 Market PresenceService focus
20% Business Consulting80% Other -
$10,000+Undisclosed10 - 49Lafayette, CA
Ability to deliver
25/40.015.6/20 Reviews3.3/10 Clients & Experience6.1/10 Market PresenceService focus
50% Business Consulting50% Other -
$25,000+$150 - $199 / hr10 - 49Pasadena, CA
Ability to deliver
30/40.016.4/20 Reviews7.9/10 Clients & Experience5.7/10 Market PresenceService focus
20% Business Consulting80% Other -
$5,000+$150 - $199 / hr2 - 9Vacaville, CA
Ability to deliver
31.6/40.016.4/20 Reviews9/10 Clients & Experience6.2/10 Market PresenceService focus
10% Business Consulting90% Other -
UndisclosedUndisclosed2 - 9San Diego, CA
Ability to deliver
22.1/40.016.2/20 Reviews1/10 Clients & Experience4.9/10 Market PresenceService focus
100% Business Consulting -
$25,000+$150 - $199 / hr2 - 9Los Angeles, CA
Ability to deliver
29.7/40.016.4/20 Reviews7.8/10 Clients & Experience5.5/10 Market PresenceService focus
15% Business Consulting85% Other -
$25,000+$100 - $149 / hr10 - 49Los Angeles, CA
Ability to deliver
30.1/40.018/20 Reviews6/10 Clients & Experience6.1/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+$25 - $49 / hr2 - 9San Diego, CA
Ability to deliver
30.3/40.016.4/20 Reviews9/10 Clients & Experience4.9/10 Market PresenceService focus
10% Business Consulting90% Other -
$5,000+$150 - $199 / hr2 - 9Irvine, CA
Ability to deliver
26/40.016.2/20 Reviews5.2/10 Clients & Experience4.6/10 Market PresenceService focus
40% Business Consulting60% Other -
$50,000+$300+ / hr2 - 9Los Angeles, CA
Ability to deliver
30.2/40.016/20 Reviews6.1/10 Clients & Experience8.1/10 Market PresenceService focus
10% Business Consulting90% Other -
$10,000+$200 - $300 / hr2 - 9Laguna Beach, CA
Ability to deliver
29.8/40.016.2/20 Reviews7.2/10 Clients & Experience6.4/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+< $25 / hr2 - 9Los Angeles, CA
Ability to deliver
24/40.016.2/20 Reviews1.5/10 Clients & Experience6.4/10 Market PresenceService focus
50% Business Consulting50% Other -
$50,000+$150 - $199 / hr1,000 - 9,999Santa Clara, CA
Ability to deliver
24.8/40.016.2/20 Reviews0/10 Clients & Experience8.6/10 Market PresenceService focus
15% Business Consulting85% Other -
UndisclosedUndisclosed250 - 999San Ramon, CA
Ability to deliver
27.2/40.018.2/20 Reviews0/10 Clients & Experience9/10 Market PresenceService focus
10% Business Consulting90% Other -
$75,000+$150 - $199 / hr2 - 9Irvine, CA
Ability to deliver
24.5/40.016.2/20 Reviews3/10 Clients & Experience5.3/10 Market PresenceService focus
40% Business Consulting60% Other -
UndisclosedUndisclosed2 - 9Los Angeles, CA
Ability to deliver
23.5/40.016.2/20 Reviews2.2/10 Clients & Experience5/10 Market PresenceService focus
45% Business Consulting55% Other -
$5,000+$150 - $199 / hr2 - 9San Francisco, CA
Ability to deliver
26/40.016.2/20 Reviews1/10 Clients & Experience8.7/10 Market PresenceService focus
25% Business Consulting75% Other -
$10,000+$100 - $149 / hr2 - 9Newport Beach, CA
Ability to deliver
26.5/40.014.6/20 Reviews6.5/10 Clients & Experience5.4/10 Market PresenceService focus
20% Business Consulting80% Other
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.