Licensed Septic Companies in Concord, NH
19 septic companies serve Concord, New Hampshire, and 19 of them hold a New Hampshire septic license or certification matched to the New Hampshire Department of Environmental Services, Subsurface Systems Bureau list (data as of October 2026).
Septic services in Concord
Guides: Septic system installation · Installation cost · Pumping cost
19 septic companies in Concord
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Alan Moody
348 Shaker Rd, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Designer and Installer · #03730 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation · Perc testing
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Angela K Raymond
211 Bog Rd, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #04136 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05414 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
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Benjamin R Davis
32 Steeple View Penacook, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05783 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
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Fordyce A Pearl Sr.
3, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #01949 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
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Mark Larosa
175 Pembroke Rd, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #03238 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
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Sean A Bussiere
42 Julie Dr, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05728 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
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Timothy F Bernier
118 Broad Cove Drive, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Designer and Installer · #02539 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation · Perc testing
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Alison Witschonke
80 Horse Hill Road, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05620 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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Andrew Demetriou
30 Villanova Dr, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05164 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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Kenneth Bradley
Po Box 2524, Concord, NH 03302 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Designer and Installer · #00039 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation · Perc testing
No phone on the state list
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Lucas Martin
32 Roger Ave, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05462 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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Mark Michie
34, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #03338 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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Michael Bedard
6 Highridge Trail, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Designer and Installer · #02930 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation · Perc testing
No phone on the state list
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Peter Holden
Po Box 480, Concord, NH 03302 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Designer and Installer · #00998 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation · Perc testing
No phone on the state list
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Randall Freeman
301 Shaker Rd, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05405 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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Thomas Giovagnoli
468, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05227 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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Thomas W Berkeley
140 Peaceful Ln, Concord, NH 03303 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #02717 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
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William Strachan
37 Profile Ave, Concord, NH 03301 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Designer and Installer · #00608 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation · Perc testing
No phone on the state list
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Yanni Panacopoulos
Po Box 14 18 Loudon Rd, Concord, NH 03302 · Merrimack County
- Licensed: New Hampshire NHDES Permitted Septic System Installer · #05631 (New Hampshire Department of Environmental Services, Subsurface Systems Bureau, verify)
Per state license: Installation
No phone on the state list
No listings match those filters.
Septic licensing in New Hampshire
New Hampshire requires a NHDES permit to design or install a septic system; the Subsurface Systems Bureau publishes the list of permitted designers and installers. The NH Department of Environmental Services, Subsurface Systems Bureau issues these credentials: Permitted installer (RSA 485-A:36); Permitted designer.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Concord and whether the permit fee is in their quote.
New Hampshire septic licensing: agencies, license types and how to check a license →
Septic companies in Concord: common questions
How many licensed septic companies are in Concord, NH?
19 septic companies serve Concord, New Hampshire, and 19 of them hold a New Hampshire septic license or certification matched to the New Hampshire Department of Environmental Services, Subsurface Systems Bureau list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.
Who licenses septic contractors in New Hampshire?
New Hampshire requires a NHDES permit to design or install a septic system; the Subsurface Systems Bureau publishes the list of permitted designers and installers. The licensing body is the NH Department of Environmental Services, Subsurface Systems Bureau.
Which companies install septic systems in Concord?
19 listings in Concord install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their New Hampshire license.
How do I check a septic contractor's license in New Hampshire?
Use the NH Department of Environmental Services, Subsurface Systems Bureau's lookup (https://www.des.nh.gov/land/septic-systems/septic-designer-or-installer) and search the contractor's name or license number. Our guide to checking a septic license walks through it.