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Your Trusted Partner for Accounting Solutions in Denver, IA
Keith Oltrogge CPA, PC has been delivering quality, personalized financial guidance to individuals and businesses for years. Our expertise spans tax management, accounting services, audits, financial statements, and strategic planning. As a leading firm in Denver, we combine deep industry knowledge with a commitment to high standards, ensuring every client receives tailored analysis and attention.

Our seasoned team prioritizes open communication to understand client needs, leveraging research and sound analysis to optimize financial opportunities in an evolving regulatory landscape. We pride ourselves on fostering long-term client relationships through responsiveness, professionalism, and a dedication to excellence.
Services
Tax Management Accounting Services Audits Financial Planning QuickBooks Support Estate Planning Business Valuation Payroll Services IRS Representation International Taxation
Highlights and features
  • We offer decades of experience in personalized tax and accounting services.
  • Our team provides in-depth financial analysis and strategic planning expertise.
  • We specialize in adapting to evolving tax laws and regulatory requirements.
  • Our local Denver expertise ensures tailored financial guidance for regional businesses.
  • We guarantee responsive, client-focused service with a commitment to excellence.
Associations and certifications
  • CPA
Services
Tax Management Services
Our Tax Management Services guide clients through strategic tax planning and preparation. We minimize liabilities, optimize cash flow, and ensure compliance with evolving tax laws. Clients benefit from personalized strategies tailored to their financial goals and regulatory requirements.
Accounting Services
We provide accurate record-keeping, financial statement preparation, and system setup support for businesses. Our services ensure reliable reporting, cost-containment strategies, and compliance with accounting standards for startups and established enterprises.
Audits, Reviews, and Compilation
We deliver three assurance levels: audits for highest verification, reviews for limited assurance, and compilations for internal use. Our services enhance data integrity and support informed decision-making for stakeholders.
Financial and Retirement Planning
Our planning services focus on asset allocation, retirement strategies, and tax-efficient investments. We help clients achieve long-term financial independence through customized roadmaps aligned with their life goals.
QuickBooks Accounting Help and Assistance
We offer QuickBooks installation, setup, training, and troubleshooting. Our experts ensure efficient software use for accurate financial tracking, reporting, and business decision-making.
People
Keith Oltrogge
CPA
Keith Oltrogge is a certified public accountant with decades of experience in tax strategy, financial planning, and business advisory services. He specializes in delivering personalized solutions for individuals and businesses in Denver's local market.
Questions
What accounting services do you offer for small businesses?
We provide bookkeeping, payroll processing, financial statement preparation, and system setup tailored to small business needs.
How can you help with tax planning for individuals?
We optimize tax strategies to minimize liabilities, maximize refunds, and ensure compliance with federal and state regulations.
Do you support QuickBooks users?
Yes, we offer installation, training, and troubleshooting for QuickBooks to improve financial tracking efficiency.
What is your approach to business valuations?
We analyze financial metrics and market factors to determine accurate business valuations for sales, mergers, or estate planning.
Do you handle international tax matters?
Yes, we assist with cross-border tax compliance for U.S. companies operating abroad and foreign entities in the U.S.