Call Us Today! (760) 916-2055

Proudly serving San Marcos, CA and the surrounding area since 1990

Our Credentials

  • License ID: 601901 (B-General Building Contractor)
  • Window and Door Manufacturers Association (WDMA)

Our Services

Derek Finnegan, Inc. offers high quality work performed by qualified professionals.

We Offer:

  • Door installation
  • Finish Carpentry
  • Door repair
  • Exterior wood trim and siding replacement
  • Sliding Door repair and installation