Lanphier LLP

Lanphier LLP is a full-service accounting firm in Denver, Colorado, providing sophisticated tax, accounting, and advisory services to small businesses and individual taxpayers. The firm specializes in strategic tax planning, international tax compliance, and holistic financial advisory for clients with complex needs. With a foundation in big firm expertise and small firm relationships, Lanphier LLP delivers personalized attention while leveraging advanced technical knowledge. Serving clients across the Denver Metro area and beyond, the firm maintains a strong reputation with a 4.50 rating based on client feedback.

Founded in 2009 by Dennis and Brittany Lanphier, the firm began as a husband-and-wife team with experience at major accounting firms and has since grown into a respected practice known for its innovative approach to individual tax planning and small business advisory services. The firm emphasizes strategic, proactive planning to enhance tax efficiency and reduce risk. Its team includes CPAs, Enrolled Agents, and legal professionals, offering integrated accounting and legal services through Dennis M. Lanphier, P.C. Lanphier LLP is nationally recognized for its thought leadership, particularly in individual tax planning, and is a proud partner of the Denver Broncos.

Located at 2000 South Colorado Boulevard Tower 1, Suite 10800, the firm sits just off South Colorado Boulevard, a short distance from East Evans Avenue and South Valley Highway. It is within a half-mile of the United States Post Office, University Park and the Colorado train station, placing it in close proximity to major transportation and civic infrastructure.

Lanphier LLP stands out for its well-optimized website, which search engines read clearly, and for the thorough, well-documented business information available across online platforms. This consistency and transparency enhance its visibility and credibility in both local and national digital spaces.

As a trusted financial partner in Denver, Lanphier LLP combines deep technical expertise with a client-focused philosophy, empowering small businesses and individuals to make confident financial decisions in a complex tax environment.

Services:

• Financial Statement Preparation
• Forensic Accounting
• International Tax Services
• Outsourced Bookkeeping
• Tax Preparation and Consulting