Top-Rated General Contractors Near You in Altadena, CA

ACS Design Build Group
R Sayegh Inc.
Harmony Villa

Welcome to Harmony Villa, A Place to Call Home. Harmony Villa offers a warm, friendly, affordable home-like environment where seniors can continue to enjoy a vital, engaged life while having their daily needs met by our compassionate, well-trained staff. Located in a beautifully remodeled home in a quiet residential neighborhood, Harmony Villa is fully licensed by the State of California, yet a world away from the cold, impersonal atmosphere of traditional long-term nursing facilities. Home Boarding Service

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Grueter Construction

Pride in Craftsmanship since 1982. We are a family owned General Contracting business located in Pasadena, California. We specialize in the preservation of historic architecture and interiors, while providing our clients with 21st Century functionality. We look forward to working with you to make your house your home! We have been honored to participate in the Pasadena Showcase House, an all-volunteer organization. Pasadena Showcase House for the Arts (PSHA) is a non-profit California Corporation whose me

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Nailed It Design & Build

Owned and operated by Danny Velasquez of Huntington Heating & A/C. Serving the San Gabriel Valley for over 13 years and expanding into Los Angeles, San Fernando Valley, and the coastal areas of Malibu and Santa Monica. Licensed, bonded, and insured for your Residential and Commercial projects. Whatever your style, Nailed It Design & Build can take your idea from start to finish.

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Air Duct Cleaning Altadena

Altadena Air Ducts is a companyt that can truly help in the upkeep of your business through their industrial duct system cleaning service. Located in California.

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Greyside Design Build
Christina J Design

As a member of John Aaroe Group, I combine my own skills with those of our entire team of agents, who work closely to benefit each other�s buyers and sellers. Our firm is ideally sized to represent you effectively� small enough to act quickly, but big enough to deliver the powerful resources and global connections I need to get rewarding results for you. The best way to tell you what kind of representation I provide is to ask my clients. I�d be happy to send their comments to you; just contact me. Whether y

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JBDesign Projects

Design and rennovations

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SidingPros

Modern Exterior Cladding System Design And Installation

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About General Contractors in Altadena, CA

Transforming your home or business in Altadena requires more than just vision—it demands a deep understanding of the area’s unique challenges and regulations. Nestled in the foothills of the San Gabriel Mountains, Altadena presents distinct considerations for general contracting, from seismic safety requirements to the complexities of hillside construction. The region’s diverse housing stock, ranging from mid-century modern homes to historic craftsman bungalows, often requires tailored approaches to remodeling and building. Whether you're upgrading a property in the estates near Eaton Canyon or planning an addition in the historic Janes Village, working with an experienced contractor familiar with local nuances is essential.

One of the key factors to navigate in Altadena is its strict adherence to seismic codes due to the high risk of earthquakes in Southern California. Additionally, projects in hillside areas may involve stringent grading and drainage requirements to mitigate risks from erosion and landslides. The permitting process, managed through the Los Angeles County Department of Regional Planning, can be complex, especially for accessory dwelling units (ADUs) or properties within designated fire zones. Costs for general contracting in Altadena typically range from $200 to $400 per square foot, depending on the scope and materials, with higher-end projects often exceeding those figures.

Altadena’s charm lies in its blend of natural beauty and architectural character, but preserving this while meeting modern needs requires expertise. Choosing a contractor with firsthand experience in the area ensures your project is completed efficiently and in compliance with local regulations.

General Contractor FAQs

A general contractor oversees construction projects, managing all aspects from start to finish. This includes coordinating subcontractors, sourcing materials, ensuring codes and regulations are met, and ensuring the project stays on budget and on schedule. They often handle residential renovations, new home builds, and larger commercial projects. Hiring a general contractor ensures expert supervision and streamlines communication, helping ensure the job is completed efficiently and professionally.

The cost of hiring general contractors can vary widely depending on the scale of the project. On average:

  • Bathroom renovation: $10,000–$25,000
  • Kitchen remodeling: $15,000–$50,000
  • Home additions: $30,000–$150,000
  • Building a new home: $150,000–$500,000+

Keep in mind these ranges are approximate and subject to factors like location, materials, and complexity of the project. It's always advisable to get detailed estimates from multiple contractors to compare pricing and services.

Finding licensed general contractors in Altadena involves several reliable methods:

  • Online directories: Use platforms like HomeAdvisor or Angie's List.
  • Local building departments: Contact your city or county building department for lists of licensed professionals.
  • Referrals: Ask friends, family, or neighbors for recommendations.

Make sure to verify their license through a trusted authority, such as your state’s licensing board or local contractor registry. Hiring licensed professionals ensures compliance with codes and regulations.

Here are key questions to ask when speaking with general contractors:

  1. Are you licensed and insured?
  2. Can you provide references or examples of past work?
  3. What’s your timeline for this project?
  4. Will you handle permits and inspections?
  5. Do you offer a warranty on your work?

These questions help assess their qualifications, experience, and reliability. Be thorough in your evaluation, as this can prevent issues down the road.

To avoid scams, follow these guidelines:

  • Verify licenses: Confirm the contractor holds current licensing from a trusted authority, such as your state’s licensing board.
  • Get contracts in writing: Never agree to verbal deals.
  • Avoid large upfront payments: Legitimate contractors follow payment schedules tied to milestones.
  • Check references: Speak directly to past clients about their experiences.
  • Trust your instincts: If something feels off, or the contractor is overly pushy, reconsider.

Taking these precautions helps ensure you hire a reputable professional for your project.

Contractor estimates typically factor in:

  • Material costs: Quality and quantity of materials required.
  • Labor charges: Skilled labor fees, including subcontractors.
  • Project complexity: Scope, design details, and unique challenges.
  • Permitting fees: Costs for pulling necessary permits from the relevant authorities.
  • Timeline: Longer projects may have higher labor costs.

Always request itemized estimates and clarify what’s included, so you can make informed comparisons across contractors.

Project timelines depend on the scope and type of work. Here are general estimates:

  • Small renovations (e.g., bathroom remodels): 4–8 weeks
  • Medium renovations (e.g., kitchen remodels): 8–12 weeks
  • Home additions: 3–6 months
  • New home construction: 6–12+ months

Factors like availability of materials, weather, and contractor schedules can impact timelines. Discuss expected completion dates and potential delays upfront to minimize surprises.

General contractors should hold proper licensing from state or local authorities, depending on their location. Licensing ensures they meet local building codes and safety standards. Many states also require insurance for liability and workers’ compensation. For additional credibility, contractors may pursue certifications like LEED accreditation for sustainable construction or CGP (Certified Green Professional) credentials. Learn more about requirements from trusted resources like National Association of Home Builders.

To set realistic expectations, consider:

  • Budget: Factor in local material and labor costs specific to Altadena.
  • Timeline: Account for weather conditions and permit processing times in your area.
  • Scope: Be clear and detailed about your project goals upfront.
  • Communication: Have regular check-ins with your contractor to stay updated.

Remember, unforeseen issues may arise, so flexibility is key. Working closely with a licensed contractor experienced in Altadena can help ensure smoother project execution.

Signs of a reputable contractor include:

  • Strong reviews: Positive customer feedback on platforms like Google, Yelp, or industry websites.
  • Transparent communication: Clear responses to questions about licenses, scheduling, and pricing.
  • References: Willingness to provide references from past clients.
  • Detailed contracts: Well-written agreements outlining scope, costs, and timelines.
  • Longevity: Years of experience in the industry often indicate reliability.

Always perform thorough research before signing a contract to confirm the contractor’s reputation and credentials.

Reviews for General Contractors

Basement Rescue in Days
Our basement flooded after a big storm, and I was overwhelmed at the thought of repairs. Within 24 hours of posting my issue, I had quotes from three experienced contractors. The one I hired tackled everything in less than a week, and it came in under budget. Feels great to have my space (and sanity) restored.
Emily R.
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Fast Fix, Big Savings
My deck was dangerously unstable, and I dreaded the cost of a full rebuild. The contractor I found through this service reinforced everything for a fraction of the replacement estimate! Now it's safe for family cookouts, and I saved over $2,000.
Paul H.
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A New Look, Stress-Free
Our living room remodel was stuck because I couldn’t find the right pro I could trust in Pittsburgh. This platform connected me with a general contractor who worked around my schedule and finished the job early. The best part? No hassles, and I finally enjoy coming home to a space that feels like 'me'.
Kim S.
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Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

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Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Dec 19, 2025, 6:53:01 AM