Table of Contents

Lesson 2 High Authority Back Link Sources

Lesson 2 High Authority Back Link Sources

Summary

Search engines like Google view backlinks as “votes of confidence” from one website to another—and not all votes carry the same weight. Links from well-established, industry-relevant platforms signal trust and authority, helping your website rise above the competition in search results.

Below you’ll find ten top-tier backlink sources per category, handpicked for contractors, consultants, and other service providers. Whether you’re showcasing a portfolio, answering niche questions, or listing your business in a respected directory, these high-authority sites are quick wins you can set up today. Simply create or claim your profile, add your website URL with descriptive anchor text, and watch your SEO foundation grow stronger.

Read on to discover where to secure those all-important inbound links—and give your search visibility the professional boost it deserves.

1. Social Media Profiles

  1. LinkedIn
  2. Facebook Business
  3. Twitter
  4. Instagram Business
  5. Pinterest Business
  6. YouTube
  7. TikTok for Business
  8. XING
  9. Slideshare
  10. Medium

2. Business & Professional Directories

  1. Crunchbase
  2. AngelList
  3. Dun & Bradstreet
  4. YellowPages
  5. Manta
  6. Better Business Bureau
  7. Glassdoor
  8. Expertise.com
  9. UpCity
  10. The Manifest

3. Industry-Specific Listings (Construction & Trades)

  1. Houzz Pro
  2. HomeAdvisor
  3. Angi (formerly Angie’s List)
  4. BuildZoom
  5. Procore Community
  6. Contractor Talk
  7. ConstructConnect
  8. TradeIndia (contracting section)
  9. Blueprint for Success (industry blog directories)
  10. HomeStars

4. Consulting & Professional Services Platforms

  1. Clutch
  2. GoodFirms
  3. Consultancy.org
  4. G2
  5. Capterra
  6. SoftwareAdvice
  7. Trustpilot
  8. GetApp
  9. AppFutura
  10. DesignRush

5. Local & Review Directories

  1. Yelp
  2. TripAdvisor
  3. Foursquare
  4. Nextdoor for Business
  5. Local.com
  6. Thumbtack
  7. Bark
  8. Hotfrog
  9. Yellowbook
  10. MerchantCircle

6. Content-Sharing & Thought Leadership

  1. Medium
  2. LinkedIn Pulse
  3. SlideShare
  4. Scribd
  5. Issuu
  6. GitHub (README/projects)
  7. Dev.to (for tech consultants)
  8. Vimeo
  9. SoundCloud
  10. Hashnode (for developers/tech)

7. Q&A & Community Forums

  1. Quora
  2. Stack Exchange
  3. Reddit (relevant subreddits)
  4. Spiceworks (IT consultants)
  5. GitLab Forum (tech)
  6. Contractor Talk
  7. The Construction Forum
  8. Consulting Forum
  9. ProjectManagement.com
  10. DesignersTalk (creative consultants)

8. Project Portfolio & Case Study Platforms

  1. Behance
  2. Dribbble
  3. PortfolioBox
  4. Carbonmade
  5. Coroflot
  6. ArchDaily (architecture contractors)
  7. Houzz Projects
  8. Clippings (interior design)
  9. ISSUU Case Studies
  10. Google Sites

9. Publications & Guest-Blog Opportunities

  1. Entrepreneur
  2. Forbes Councils
  3. Fast Company
  4. Inc.
  5. Business2Community
  6. SitePoint (tech/business)
  7. Construction Dive
  8. Consulting.us
  9. Industry Today
  10. Smashing Magazine (design/tech)

10. Associations & Accreditation Bodies

  1. National Association of Home Builders (NAHB)
  2. American Subcontractors Association (ASA)
  3. Project Management Institute (PMI)
  4. American Society of Civil Engineers (ASCE)
  5. Institute of Management Consultants (IMC USA)
  6. National Association of Women Business Owners (NAWBO)
  7. Institute of Electrical and Electronics Engineers (IEEE)
  8. National Association of Professional Consultants (NAPC)
  9. American Institute of Architects (AIA)
  10. International Coaching Federation (ICF)

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