Small Business Consulting, Done Right — By Actual CPAs
Stop losing sleep over taxes. Stop overpaying. Stop handing your finances to someone who doesn't actually know your business.
WHAT WE DO
Expertise Built for Businesses
Comprehensive financial services so you can focus on growth.
Individual Tax Preparation
Personal returns including self-employment, investment and rental property income.
Business Tax Preparation
Returns for sole proprietors, partnerships, LLCs, S corps and C corps, plus prior-year and amended returns.
Tax Planning & Entity Setup
Proactive planning, estimated taxes, entity selection, S corp elections and LLC formation.
Bookkeeping & QuickBooks
Monthly bookkeeping, reconciliations, cleanup and catch-up work, and QuickBooks Online setup and support.
Payroll
Payroll setup, processing and payroll tax compliance.
Texas Sales & Franchise Tax
Texas sales tax filings and franchise tax reporting, handled correctly and on time.
IRS Notices, Audits & Tax Debt
Help with IRS and state notices, audit representation and tax debt resolution.
Business Advisory
Cash flow analysis and profitability reviews that help owners make clearer decisions.
ITIN & Specialty
ITIN applications and renewals, CPA letters, and U.S. tax compliance for foreign-owned businesses and nonresident individuals.
THE DIFFERENCE
Why work with our CPAs?
CPA-led, not handed off
Your work is handled by Kendall and Nikki personally, not delegated to a junior staffer.
Small business specialist
Deep expertise in the specific tax situations that affect contractors, LLCs, S-corps, and entrepreneurs.
Year-round relationship
Tax strategy isn't a once-a-year conversation. Kendall is available when you need guidance.
Proactive, not reactive
You'll hear from us before deadlines, not scrambling after the fact.
HOW IT WORKS
How It Works
Simple from the first call.
Book a free 15-minute call
Pick a CPA and a time that works for you. No pressure, no jargon.
Tell us your situation
Your CPA reviews your needs and quotes a flat fee upfront, with no surprise bills.
We take it from here
Remote or in person, with a secure client portal, e-signatures, and support all year.
WHO WE HELP
Experience in Your Industry
Tailored accounting and proactive planning designed for your specific business model.
Real Estate
Agents, brokers, landlords and property investors.
Restaurants & Hospitality
Restaurants, cafés, catering and event planning.
Retail & E-Commerce
Stores, online sellers and wholesalers.
Construction & Home Services
Contractors, installers, and repair and maintenance businesses.
Professional Services
Consultants, freelancers and service-based businesses.
Transportation & Trucking
Owner-operators and transportation businesses.
Beauty & Personal Care
Barbershops, salons and independent professionals.
Manufacturing & Distribution
Manufacturers, suppliers and import/export businesses.
Convenience Stores & Specialty Retail
Neighborhood stores and product retailers.
Inspection & Environmental Services
Property inspection, mold assessment and pest control businesses.
Recycling & Scrap Metal
Scrap metal dealers and recycling businesses.
CLIENT EXPERIENCES
What Our Clients Say
Real feedback from business owners and individuals who count on us all year.
QUESTIONS & ANSWERS
Frequently Asked Questions
Everything you need to know about working with Castro & Nguyen CPAs.
Absolutely. Our in-house CPAs specialize in both individual and business tax needs, serving employees, freelancers, and small to mid-sized businesses, including LLCs and S-Corporations.
No, while we're proud to have Houston clients, we work with clients across Texas and North America, both in person and remotely.
Yes. We handle IRS and state tax notices, including audits, penalty relief, and payment plans. If you've received a notice, contact us promptly, we're here to help.
Absolutely. Catch-up and clean-up bookkeeping is one of our most common services. Whether you're months or years behind, we'll get your books reconciled, organized, and current, then set up a process that keeps them that way.
We offer transparent, flat-fee pricing discussed upfront, no surprise bills. Fees are based on complexity, not forms. We also provide a 10–15% discount for qualifying students and veterans.
GET IN TOUCH
Send Us a Message
Tell us what you need. We'll reply within one business day.
Hours & Appointments
Mon–Fri 9:00 a.m.–5:00 p.m. CT
Meetings by appointment. Remote & in person.
Send Us a Message
Direct communication with our CPAs. No middleman.
Ready to stop stressing about taxes?
Book a free 15-minute consultation. No pressure, no jargon — just clarity.