Find prospects like Grennan Construction
Get a list of similar companies, matched by industry, size and location, ready for outreach.
Free sample of 25 companies by email within one business day. No spam: we only use your email for this request.
About Grennan Construction
Family-owned since 1998, Grennan Construction provides expert roofing, James Hardie siding, windows & gutters. Get your free estimate today. This profile covers Grennan Construction, a company reporting $1M-$5M in annual revenue, based in Pontiac, Michigan, United States and employing 6-10 people.
Its primary NAICS classification is 238160 (Roofing Contractors). Grennan Construction is one of 1,839,787 companies listed in Michigan.
Business Contact Information
- Phone
- +1 (248) 4620224
- Fax
- +XXX (248) 4541185
- Website
- grennanconstruction.com
- facebook.com/grennanconstruction
- Address
- 917 Orchard Lake Rd, Pontiac, Michigan, 48341, United States
Industry & Classification
NAICS Codes
- 23Construction
- 2381Foundation, Structure, and Building Exterior Contractors
- 238160Roofing Contractors
SIC Codes
- 17Construction Special Trade Contractors
- 176Roofing, Siding, And Sheet Metal Work
- 1761Roofing Contractors
Company Details
- Employees
- 7 (6-10)
- Annual Revenue
- $1.2M ($1M-$5M)
Grennan Construction: frequently asked questions
What does Grennan Construction do?
Family-owned since 1998, Grennan Construction provides expert roofing, James Hardie siding, windows & gutters. Get your free estimate today. This profile covers Grennan Construction, a company reporting $1M-$5M in annual revenue, based in Pontiac, Michigan, United States and employing 6-10 people.
Where is Grennan Construction located?
Grennan Construction is headquartered at 917 Orchard Lake Rd, Pontiac, Michigan, 48341, United States.
How many employees does Grennan Construction have?
Grennan Construction has about 7 employees (the 6-10 range).
What is Grennan Construction's annual revenue?
Grennan Construction's annual revenue is estimated at $1.2M (the $1M-$5M range).
What industry is Grennan Construction in?
Grennan Construction's primary NAICS code is 238160 (Roofing Contractors).
How can I contact Grennan Construction?
Its website is grennanconstruction.com and its phone number is +1 (248) 4620224.
Largest companies in Michigan
Largest companies on Factur
Manufacturing sales in Michigan, 2026
In Michigan, Factur's 2026 study counted 81 manufacturing quotes worth $4.7M and 28 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Michigan data.
Own this business?
Keep your profile accurate — or ask us to take it down. We acknowledge requests within 7 days and resolve them within 30 days.
Prefer email? privacy@facturmfg.com
Add this badge to your website — show visitors you're listed on Factur Data.